Full List of Publications

CAUTION: This list of publications may include references to uses that are not approved in a region (US, EU, CA, etc.). Please carefully review device labeling and intended use statements for complete information about approved uses.

Title Authors Journal Published Abstract Excerpt
Trans-aortic pulmonay vein isolation using magnetic navigation system for paroxsymal atrial fibrillation in a patient with dextrocardia, situs inversus, and inferior vena cava continuity with azygos vein Okajima K, Nakanishi T, Ichibori H, Shirai T, Kadotani M, Shimizu H, Onishi Y, Yamashiro K Journal of Arrhythmia October 1, 2018 A 51‐year‐old male with dextrocardia and situs inversus underwent catheter ablation for paroxysmal atrial fibrillation. Because the procedure through the trans‐septal approach was impossible due to the inferior vena cava continuity with azygos vein…
Single-catheter approach for ablation of the slow pathway in a patient with type IV Ehlers-Danlos syndrome and AV nodal reentrant tachycardia using a magnetic navigation system Szili-Torok T, Jessurun E, Jordaens LJ Acta Cardiologica October 1, 2018 Patients with Ehlers-Danlos syndrome type IV have thin-walled, friable arteries and veins. Invasive procedures carry a significantly increased risk for perforation of blood vessels. The aim of this case report is to demonstrate the feasibility…
Robotic magnetic catheter navigation as a first step in the automation of the ablation procedures for ventricular arrhythmia Ben-Dov N, Newman D, Crystal E International Journal of Cardiology September 15, 2018 Radiofrequency ablation procedures have become an important treatment for ventricular arrhythmia (VA) in the absence of structural heart disease. Although acute success rates vary by study, several groups report more than 75% reduction…
Remote magnetic navigation facilitates the ablations of frequent ventricular premature complexes originating from the outflow tract and the valve annulus as compared to manual control navigation Qiu X, Zhang N, Luo Q, Liu A, Ji Y, Ye J, Lin C, Ling T, Chen K, Pan W, Zhao J, Jin Q, Wu L International Journal of Cardiology September 15, 2018 The purpose of this study was to assess the role of remote magnetic navigation (RMN) in the ablation of ventricular premature complexes (VPCs) arising from outflow tracts (OT) and valve annuli by comparing to manual control navigation (MCN)…
Remote vs. conventional navigation for catheter ablation of atrial fibrillation: insights from prospective registry data van den Bruck JH, Sultan A, Lüker J, Thomas D, Willems S, Weinmann K, Kuniss M, Hochadel M, Senges J, Andresen D, Brachmann J, Kuck KH, Tilz R, Steven D Clinical Research in Cardiology August 29, 2018 Robotic (RNS) or magnetic navigation systems (MNS) are available for remotely performed catheter ablation for atrial fibrillation (AF). The present study compares remotely assisted catheter navigation (RAN) to standard manual navigation (SMN) and…
Epicardial ablation utilizing remote magnetic navigation in a patient with Brugada syndrome and inferior early repolarization Lim PCY, Nademanee K, Lee ECY, Teo WS Pacing and Clinical Electrophysiology August 26, 2018 We report a case of epicardial ablation in a combined Brugada and inferior early repolarization syndrome patient with recurrent defibrillator therapy for spontaneous ventricular fibrillation. Electroanatomic mapping and ablation were achieved with (RMN)…
Editor's Choice - The treatment of electrical storm: an educational review Hendriks AA, Szili-Torok T European Heart Journal: Acute Cardiovascular Care August 1, 2018 Electrical storm is characterised by a state of severe electrical instability that occurs in a rare combination of circumstances, and may lead to multiple implantable cardioverter defibrillator shocks and haemodynamic instability, and possible death…
Minimizing Radiation in the Modern Electrophysiology Laboratory Rogers AJ, Brodt CR Journal of Innovations in Cardiac Rhythm Management August 1, 2018 Historically, the electrophysiology laboratory has relied heavily on the use of ionizing radiation in the form of fluoroscopy for a broad range of interventions and diagnostics. As the harmful effects of radiation have become increasingly recognized...
Repeat ablation of refractory ventricular arrhythmias in patients with nonischemic cardiomyopathy: Impact of midmyocardial substrate and role of adjunctive ablation techniques Tzou WS, Rothstein PA, Cowherd M, Zipse MM, Tompkins C, Marzec L, Aleong RG, Schuller JL, Varosy PD, Borne RT, Mathew J, Tumolo A, Sandhu A, Nguyen DT, Sauer WH Journal of Cardiovascular Electrophysiology July 23, 2018 Multiple ablations are often necessary to manage ventricular arrhythmias (VAs) in nonischemic cardiomyopathy (NICM) patients. We assessed characteristics and outcomes and role of adjunctive, nonstandard ablation in repeat VA ablation (RAbl) in NICM.
From early beginning to elaborate tools: contribution of German electrophysiology to the interventional treatment of cardiac arrhythmias Fink T, Schlüter M, Kuck KH Clinical Research in Cardiology July 13, 2018 Catheter ablation evolved from the early days of cardiac electrophysiology (EP), in which invasive electrophysiological studies were mainly a tool to find the correct diagnosis and to evaluate the most effective anti-arrhythmic drug for the patient…
Robotics in Interventional Radiology: Past, Present, and Future Rueda MA, Riga CT, Hamady MS The Arab Journal of Interventional Radiology July 1, 2018 Robotic endovascular systems have been successfully used to treat a wide range of pathologies including endovascular aneurysm repairs, uterine artery embolizations, and cardiac electrophysiology ablations. Limited research suggests that the use of robotic...
Catheter Ablation of Ischemic Ventricular Tachycardia Originating from an Inferobasal Right Ventricular Scar Using Substrate Mapping: A Case Report Sohinki DA, Nakagawa H, Stavrakis S Innovations in Cardiac Rhythm Management June 1, 2018 Catheter ablation of ventricular tachycardia (VT) has emerged as a superior alternative to antiarrhythmic drug therapy in patients with ischemic cardiomyopathy, with the vast majority of ischemic VT being ablation from the endocardial surface of the…
Very long-term outcomes after a single catheter ablation procedure for the treatment of atrial fibrillation-the protective role of antiarrhythmic drug therapy Mesquita J, Cavaco D, Ferreira AM, Costa FM, Carmo P, Morgado F, Mendes M, Andragão P Journal of Interventional Cardiac Electrophysiology June 1, 2018 In a multicenter registry of AF patients undergoing a first PVI, 57% relapsed over a median 5-year follow-up. Female sex, non-paroxysmal AF and LA volume/BSA were identified as independent predictors of relapse. Maintaining AAD therapy after the blanking...
Remote magnetic navigation versus contact force technology: The two faces of the ablation lesion AlTurki A, Proietti R Pacing and Clinical Electrophysiology May 20, 2018 Recurrence of atrial fibrillation after pulmonary vein isolation is mainly due to pulmonary vein reconnection. Contact force sensing catheters that allow operators to assess and optimize the degree of contact as well as remote magnetic navigation…
Impact of prophylactic cavotricuspid isthmus ablation in atrial fibrillation recurrence after a first pulmonary vein isolation procedure Mesquita J, Ferreira AM, Cavaco D, Carmo P, Madeira M, Freitas P, Costa FM, Morgado F, Mendes M, Andragão P International Journal of Cardiology May 15, 2018 PVI is a well-established therapy for patients with drug refractory atrial fibrillation (AF). However, it remains unclear whether prophylactic cavotricuspid isthmus (CTI) ablation at the time of PVI improves long-term freedom from AF…
Early and long-term outcomes after manual and remote magnetic navigation-guided catheter ablation for ventricular tachycardia Qian P, De Silva K, Kumar S, Nadri F, Samanta R, Bhaskaran A, Ross D, Sivagangabalan G, Cooper Mark, Kizana E, David L, Denniss AR, Thiagalingam A, Thomas S, Kovoor P EP Europace May 1, 2018 Remote magnetic navigation (RMN) is a safe and effective means of performing ventricular tachycardia (VT) ablation. It may have advantages over manual catheter ablation due to ease of manoeuvrability and catheter stability. We sought to compare the…
Procedural and long-term outcome after catheter ablation of idiopathic outflow tract ventricular arrhythmias: comparing manual, contact force, and magnetic navigated ablation de Vries L, Hendriks A, Yap S, Theuns D, van Domburg R, Szili-Torok T EP Europace May 1, 2018 Currently, comparative data on procedural and long-term clinical outcome of outflow tract (OT) idiopathic ventricular arrhythmia (IVA) ablation with manual (MAN), contact force (CF), and magnetic navigation system (MNS) ablation are lacking. The aim…
Catheter ablation of incisional atrial tachycardia using remote magnetic navigation in patients after heart surgery: comparison between acquired and congenital heart disease Liu XY, Jacobsen PK, Pehrson S, and Chen X EP Europace May 1, 2018 The objectives of this study were to assess the acute and long-term outcomes of catheter ablation in incisional atrial tachycardia (IAT) using remote magnetic navigation (RMN) in patients after heart surgery. Methods and results. A total of 46 patients…
Contact force with magnetic-guided catheter ablation Bessiere F, Zikry C, Rivard L, Dyrda K, Khairy P EP Europace May 1, 2018 Achieving adequate catheter tip-tissue contact is essential for delivering robust radiofrequency (RF) ablation lesions. We measured the contact force generated by a remote magnetic-guided catheter navigation system. Methods and results…
Comparison of robotic magnetic navigation-guided and manual catheter ablation of ventricular arrhythmias arising from the papillary muscles Bassil G, Liu CF, Markowitz SM, Thomas G, Ip JE, Macatangay C, Maglione T, Saleh L, Lerman BB, Cheung JW EP Europace May 1, 2018 Due to the complex anatomy of the left ventricular (LV) and right ventricular (RV) papillary muscles (PMs), PM ventricular arrhythmias (VAs) can be challenging to target with ablation. We sought to compare the outcomes of robotic magnetic navigation…
Long-term clinical outcomes of magnetically navigated rotor ablation as an adjunct to conventional pulmonary vein isolation Shukla G, Zimmerman J, Shir Z, Shah R, Hasanaj E EP Europace May 1, 2018 The objective of this study is to evaluate the outcomes of magnetically guided ablation of atrial fibrillation (AF) rotors in conjunction with magnetically guided pulmonary vein isolation (PVI) in a large consecutive series of patients. Methods…
Clinical research: remote magnetic navigation vs. manually controlled catheter ablation of right ventricular outflow tract arrhythmias: a retrospective study Shauer A, De Vries LJ, Akca F, Palazzolo J, Shurrab M, Lashevsky I, Tiong I, Singh SM, Newman D, Szili-Torok T, Crystal E EP Europace May 1, 2018 Remote magnetic navigation (RMN) is an alternative to manual catheter control (MCC) radiofrequency ablation of right ventricular outflow tract (RVOT) arrhythmias. The data to support RMN approach is limited. We aimed to investigate the clinical and…
Atrial Arrhythmias Including Atrial Fibrillation in Congenital Heart Disease: Mechanisms, Substrate Identification and Interventional Approaches Shinbane JS, and Chang PM Cardiovascular Innovations and Applications May 1, 2018 Atrial arrhythmias, including atrial fibrillation, in the setting of congenital heart disease (CHD) are epidemiologically and mechanistically different from those encountered in the general population. These arrhythmias occur at younger ages in patients with CHD...
Oesophageal injury following magnetically guided single-catheter ablation for atrial fibrillation: insights from the MAGNA-AF registry Bastian D, Schwab J, Steurer KT, Brinker-Paschke A, Boessenecker A, Doering R, Karakurt Z, Vitali-Serdoz L, Pauschinger M, Göhl K EP Europace May 1, 2018 Oesophagogastroduodenoscopy (OGD) after catheter ablation (CA) of atrial fibrillation (AF) revealed a high rate of procedure related oesophageal lesions. We hypothesized that magnetically guided CA with careful radiofrequency energy titration…
Diagnosis-to-ablation time as a predictor of success: early choice for pulmonary vein isolation and long-term outcome in atrial fibrillation: results from the Middelheim-PVI Registry De Greef Y, Schwagten B, Chierchia GB, de Asmundis C, Stockman D, Buysschaert I EP Europace April 1, 2018 The aim of the study is to define long-term outcome of pulmonary vein isolation (PVI) in atrial fibrillation (AF) and to determine whether time window between AF diagnosis and PVI affects outcome. Methods and results. Consecutive AF patients undergoing…
Catheter Ablation of Focal Atrial Tachycardia Using Remote Magnetic Navigation Liu XY, Jacobsen PK, Pehrson S, and Chen X Journal of Invasive Cardiology April 1, 2018 The outcomes of catheter ablation in focal atrial tachycardia (AT) using remote magnetic navigation (RMN) are still controversial. The objectives of this study were to assess the acute and long-term outcomes of catheter ablation in focal AT…
Ablation of ventricular tachycardia from the aortic root after transcatheter aortic valve replacement Srivatsa UN, Nordsieck EJ, Pezeshkian N, Yang Y, Southard J HeartRhythm Case Reports March 14, 2018 Transcatheter aortic valve replacement (TAVR) is an increasingly common procedure for treatment of patients with severe symptomatic aortic stenosis who are at intermediate to high risk for traditional surgical valve replacement. Although conduction…
Catheter Ablation of Ischemic Ventricular Tachycardia With Remote Magnetic Navigation: STOP-VT Multicenter Trial Skoda J, Arya A, Garcia F, Gerstenfeld E, Marchlinski F, Hindricks G, Miller J, Petru J, Sediva L, Sha Q, Janotka M, Chovanec M, Waldauf P, Neuzil P, Reddy V Journal of Cardiovascular Electrophysiology March 10, 2018 Catheter ablation is an effective treatment of scar‐related ventricular tachycardia (VT), but the overall complexity of the procedure has precluded its widespread use. Remote magnetic navigation (RMN) has been shown to facilitate cardiac mapping and ablation of VT...
A rare case of acute myocardial infarction during extraction of a septally placed implantable cardioverter-defibrillator lead Wierda E, Hendriks AA, Amoroso G, Mol D, van Doorn DJ, Khan M HeartRhythm Case Reports March 1, 2018 Over the last decade there has been an increasing number of implantations of implantable cardioverter-defibrillator (ICD) devices, especially for the primary prevention of cardiac arrhythmic death. The increased number of implantations has also generated...
A comparison of contact force and remote magnetic navigation on lesion formation for the ablation of atrial fibrillation Grossi S, Grassi F, Galleani L, Bianchi F, Conte M Pacing and Clinical Electrophysiology February 6, 2018 Pulmonary vein isolation (PVI) is the method of choice for the treatment of drug‐resistant atrial fibrillation (AF). However, arrhythmia recurrences are frequent due to suboptimal lesions formation and pulmonary vein reconnection. Contact force…
A comparison between multipolar mapping and conventional mapping of atrial tachycardias in the context of atrial fibrillation ablation Bun S, Delassi T, Latcu D, El Jamili M, Ayari A, Errahmouni A, Berte B, Saoudi N Archives of Cardiovascular Diseases January 1, 2018 Activation mapping can be challenging and time-consuming in patients with multiple atrial tachycardias (ATs). Aims. To compare multielectrode mapping using a dedicated mapping catheter – PentaRay (Biosense Webster Inc.) – and the conventional…
Occupational radiation exposure in the electrophysiology laboratory with a focus on personnel with reproductive potential and during pregnancy: A European Heart Rhythm Association (EHRA) consensus document endorsed by the Heart Rhythm Society (HRS) Sarkozy A, De Potter T, Heidbuchel H, Ernst S, Kosiuk J, Vano E, Picano E, Arbelo E, Tedrow U, ESC Scientific Document Group EP Europace December 1, 2017 The number of invasive electrophysiology procedures in the last 25 years has significantly increased worldwide and is expected to further increase in the future. The majority of these procedures is guided by fluoroscopy and in spite of recent developments is...
Slow Pathway Radiofrequency Ablation Using Magnetic Navigation: A Description of Technique and Retrospective Case Analysis Bhaskaran A, Albarri M, Ross N, Al Raisi S, Samanta R, Roode L, Nadri F, Ng J, Thomas S, Thiagalingam A, Kovoor P Heart, Lung and Circulation December 1, 2017 The Magnetic Navigation System (MNS) catheter was shown to be stable in the presence of significant cardiac wall motion and delivered more effective lesions compared to manual control. This stability could potentially make AV junctional re-entrant tachycardia...
Multicenter, randomized comparison between magnetically navigated and manually guided radiofrequency ablation of atrioventricular nodal reentrant tachycardia (the MagMa-AVNRT-trial) Reents T, Jilek C, Schuster P, Nölker G, Koch-Büttner K, Ammar-Busch S, Semmler V, Bourier F, Kottmaier M, Kornmayer M, Brooks S, Fichtner S, Kolb C, Deisenhofer I, Hessling G Clinical Research in Cardiology December 1, 2017 Remote magnetic navigation (RMN) is attributed to diminish radiation exposure for both patient and operator performing catheter ablation for different arrhythmia substrates. The purpose of this prospective, randomized study was to compare RMN with manually...
Ablation of Atrial Fibrillation in Patients with Congenital Heart Disease Refaat MM, Ballout J, Mansour M Arrhythmia & Electrophysiology Review December 1, 2017 With improved surgical techniques and medical management for patients with congenital heart diseases, more patients are living longer and well into adulthood. This improved survival comes with a price of increased morbidity, mainly secondary to increased risk...
Magnetic-guided catheter ablation of twin AV nodal reentrant tachycardia in a patient with left atrial isomerism, interrupted inferior vena cana, and Kawashima-Fontan procedure Bessiere F, Mongeon FP, Therrien J, Khairy P Clinical Case Reports November 13, 2017 Twin AV nodal reentrant tachycardia most commonly occurs in patients with complex congenital heart disease who have two distinct AV nodes, His bundles, and non‐preexcited QRS morphologies. Catheter ablation of the weaker AV node may be hindered by…
Puzzling Challenge of Atrioesophageal Fistula Crystal E, Shurrab M Circulation: Arrhythmia & Electrophysiology November 6, 2017 Atrial fibrillation (AF) is the most common cardiac dysrhythmia, with a lifetime risk of about 1:4 by 80 years of age. The current guidelines recommend catheter ablation in patients with symptomatic AF resistant to or intolerant of antiarrhythmic medications...
A comparative analysis of clinical outcomes and disposable costs of different catheter ablation methods for the treatment of atrioventricular nodal reentrant tachycardia Berman AE, Rivner H, Chalkley R, Heboyan V ClinicoEconomics and Outcomes Research November 6, 2017 Catheter ablation of atrioventricular nodal reentrant tachycardia (AVNRT) is a commonly performed electrophysiology (EP) procedure. Few data exist comparing conventional (CONV) versus novel ablation strategies from both clinical and direct cost perspectives...
Accelerated idioventricular rhythm requiring catheter ablation in a child: The dark side of a benign arrhythmia Errahmouni A, Bun SS, Latcu DG, Tazi-Mezalek A, Saoudi N Annales de Cardiologie et d'Angéiologie November 1, 2017 A 12 year-old boy, with no history of cardiac disease, was referred to our department for evaluation of an incessant accelerated idioventricular rhythm (AIVR) complicated with severe left ventricular (LV) dysfunction and cardiogenic shock…
Interdependent Career Types and Divergent Standpoints on the Use of Advanced Technology in Medicine Menchik DA Journal of Health and Social Behavior October 20, 2017 This paper uses the case of the uneven use of a robotic technology to explain how physicians with similar training come to engage in different medical practices. I develop a conceptual framework in which their decisions to use advanced technologies are…
Long-term outcomes of the current remote magnetic catheter navigation technique for ablation of atrial fibrillation Yuan S, Holmqvist F, Kongstad O, Jensen SM, Wang L, Ljungström E, Hertevig E, Borgquist R Scandinavian Cardiovascular Journal September 28, 2017 Comparisons between remote magnetic (RMN) and manual catheter navigation for atrial fibrillation (AF) ablation have earlier been reported with controversial results. However, these reports were based on earlier generations of the RMN system…
Initial experience of a novel mapping system combined with remote magnetic navigation in the catheter ablation of atrial fibrillation Lin C, Pehrson S, Jacobsen PK, Chen X Journal of Cardiovascular Electrophysiology September 1, 2017 There have been advancements of sophisticated mapping systems used for ablation procedures over the last decade. Utilization of these novel mapping systems in combination with remote magnetic navigation (RMN) needs to be established. We investigated...
Significant reduction in procedure duration in remote magnetic-guided catheter ablation of atrial fibrillation using the third-generation magnetic navigation system Maurer T, Sohns C, Deiss S, Rottner L, Wohlmuth P, Reißmann B, Heeger C, Lemes C, Riedl J, Santoro F, Mathew S, Metzner A, Ouyang F, Kuck KH Journal of Interventional Cardiac Electrophysiology September 1, 2017 The magnetic navigation system (MNS) has shown to be safe and effective for catheter ablation of atrial fibrillation (AF). However, longer procedure duration as compared to manual catheter ablation may limit its widespread use. This study aimed to assess...
A meta-analysis of manual versus remote magnetic navigation for ventricular tachycardia ablation Turagam MK, Atkins D, Tung R, Mansour M, Ruskin J, Cheng J, Di Biase L, Natale A, Lakkireddy D Journal of Interventional Cardiac Electrophysiology September 1, 2017 There are limited studies on the safety and efficacy of remote magnetic navigation (RMN) versus manual navigation (MAN) in ventricular tachycardia (VT) ablation. A comprehensive literature search was performed using the keywords VT ablation, stereotaxis, RMN...
Resolution of AV block after ablation for atrial fibrillation Glassy M, Pezeshkian N, Yang Y, Srivatsa UN Journal of Atrial Fibrillation August 31, 2017 We report a case with complete atrioventricular block (AVB) present both during sinus rhythm and with atrial fibrillation (AF). He had declined pacemaker placement and opted for ablation for the symptomatic AF. He underwent staged hybrid approach with…
Epicardial ablation utilizing remote magnetic navigation in a patient with Brugada syndrome and inferior early repolarization Lim PCY, Nademanee K, Lee E, Teo W Pacing and Clinical Electrophysiology August 26, 2017 We report a case of epicardial ablation in a combined Brugada and inferior early repolarization syndrome patient with recurrent defibrillator therapy for spontaneous ventricular fibrillation. Electroanatomic mapping and ablation were achieved with remote magnetic navigation...
Prediction and prognosis of ventricular tachycardia recurrence after catheter ablation with remote magnetic navigation for electrical storm in patients with ischemic cardiomyopathy Jin Q, Jacobsen PK, Pehrson S, Chen X Clinical Cardiology August 17, 2017 Ventricular tachycardia (VT) recurrence after catheter ablation for electrical storm is commonly seen in patients with ischemic cardiomyopathy (ICM). We hypothesized that VT recurrence can be predicted and be related to the all‐cause death after…
An efficient cardiac mapping strategy for radiofrequency catheter ablation with active learning Feng Y, Guo Z, Dong Z, Zhou XY, Kwok KW, Ernst S, Lee SL Int J of Computer Assisted Radiology and Surgery July 1, 2017 A major challenge in radiofrequency catheter ablation procedures is the voltage and activation mapping of the endocardium, given a limited mapping time. By learning from expert interventional electrophysiologists (operators), while also making use of…
Arrhythmia recurrence in patients following cardiac surgery with concomitant therapy of atrial fibrillation – Experience of our cardiac center Janotka M, Škoda J, Petrů J, Šedivá L, Chovanec M, Černý Š, Pavel Petr, Michel M, Skalský I, Benešová, Neužil P Cor et Vasa June 29, 2017 Surgical treatment of atrial fibrillation (AF) is a common and time-proven treatment method for this type of arrhythmias both a Surgical treatment of atrial fibrillation (AF) is a common and time-proven treatment method for this type of arrhythmias…
Supraventricular Arrhythmias in Patients with Adult Congenital Heart Disease Lundqvist CB, Potpara TS, Malmborg H Arrhythmia & Electrophysiology Review June 1, 2017 An increasing number of patients with congenital heart disease survive to adulthood; such prolonged survival is related to a rapid evolution of successful surgical repairs and modern diagnostic techniques. Despite these improvements, corrective atrial incisions...
Identification and electrophysiological characterization of early left atrial structural remodeling as a predictor for atrial fibrillation recurrence after pulmonary vein isolation Yagishita A, Sparano D, Cakulev I, Gimbel JR, Phelan T, Mustafa H, De Oliveira S, Mackall J, Arruda M Journal of Cardiovascular Electrophysiology June 1, 2017 Voltage‐guided substrate ablation following pulmonary vein isolation (PVI) improves atrial fibrillation (AF) ablation outcomes. However, by setting an upper voltage cutoff of 0.5 mV during sinus rhythm (SR) to guided substrate ablation using electroanatomic...
Catheter Ablation: General Principles and Advances Ernst S Cardiac Electrophysiology Clinics June 1, 2017 Besides antiarrhythmic medication, there are now very good options for a potentially curative therapy by catheter ablation targeting the origin of the underlying arrhythmias in patients with complex congenital heart disease. Three-dimensional (3D) reconstruction...
Remote magnetic catheter navigation versus conventional ablation in atrial fibrillation ablation: Fluoroscopy reduction Lim PCY, Toh JJH, Loh J, Lee ECY, Chong DTT, Tan BY, Ho KL, Ching CK, Teo WS Journal of Arrhythmia June 1, 2017 Percutaneous transcatheter radiofrequency ablation of atrial fibrillation with remote controlled magnetic navigation (RMN) has been shown to reduce radiation exposure to patients and physicians compared with conventional manual (MAN) ablation techniques...
Ablation of supraventricular arrhythmias in adult congenital heart disease: A contemporary review Combes N, Derval N, Hascoët S, Zhao A, Amet D, Le Bloa M, Maltret A, Heitz F, Thambo JB, Marijon E Archives of Cardiovascular Diseases May 1, 2017 Supraventricular arrhythmias are an important and increasing cause of morbidity in adults with congenital heart disease, requiring specific management strategies. Pharmacological treatment has limited efficacy, and is often associated with some side-effects...
Radiofrequency catheter ablation of atrial fibrillation: Electrical modification suggesting transmurality is faster achieved with remote magnetic catheter in comparison with contact force use Bun SS, Ayari A, Latcu DG, Errahmouni A, Saoudi N Journal of Cardiovascular Electrophysiology April 17, 2017 Remote magnetic navigation (RMN) and contact force (CF) sensing catheters are available technologies for radiofrequency (RF) catheter ablation of atrial fibrillation (AF). Our purpose was to compare time to electrogram (EGM) modification suggesting...
MAGNETIC VT study: a prospective, multicenter, post-market randomized controlled trial comparing VT ablation outcomes using remote magnetic navigation-guided substrate mapping and ablation versus manual approach in a low LVEF population Di Biase L, Tung R, Szili-Torok T, Burkhardt JD, Weiss P, Tavernier R, Berman A, Wissner E, Spear W, Chen X, Neužil P, Skoda J, Lakkireddy D, Schwagten B, Lock K, Natale A Journal of Interventional Cardiac Electrophysiology April 1, 2017 Patients with ischemic cardiomyopathy (ICM) are prone to scar-related ventricular tachycardia (VT). The success of VT ablation depends on accurate arrhythmogenic substrate localization, followed by optimal delivery of energy provided by constant electrode-tissue contact...
Remote Magnetic versus manual Navigation for Radiofrequency Ablation of Paroxysmal Atrial Fibrillation: Long-Term, Controlled Data in a Large Cohort Kataria V, Berte B, Vandekerckhove Y, Tavernier R, Duytschaever M BioMed Research International March 13, 2017 We aimed to study long-term outcome after pulmonary vein isolation (PVI) guided by remote magnetic navigation (RMN) and provided comparative data to outcome after manual navigation (MAN). Three hundred thirty-six patients with symptomatic paroxysmal AF…
Substantial superiority of Niobe ES over Niobe II system in remote-controlled magnetic pulmonary vein isolation Da Costa A, Guichard JB, Maillard N, Romeyer-Bouchard C, Gerbay A, Isaaz K International Journal of Cardiology March 1, 2017 Catheter ablation of atrial fibrillation (AFib) primarily relies upon pulmonary vein isolation (PVI), but such procedures are associated with significant X-ray exposure. The newer Epoch system has been developed so as to enable more precise magnetic navigation...
Long‐Term Outcome of Left Atrial Voltage‐Guided Substrate Ablation During Atrial Fibrillation: A Novel Adjunctive Ablation Strategy Yagishita A, Gimbel J, Oliviera S, Manyam H, Sparano D, Cakulev I, Mackall J, Arruda M Journal of Cardiovascular Electrophysiology February 1, 2017 Left atrium (LA) low voltage area (LVA) on 3‐D electroanatomic bipolar voltage mapping (EAVM), as a surrogate for scar, is associated with poor AF ablation outcome. We evaluated the long‐term outcome of an LVA‐guided atrial fibrillation (AF) substrate modification...
Remote magnetic navigation for ablation of ventricular arrhythmias Nastasa A, Iorgulescu C, Bogdan S, Dardari M, Petre S, Preda T, Vatasescu R Romanian Journal of Cardiology January 1, 2017 Remotely-controlled navigation (MNS) has emerged as a novel concept aimed to improve outcomes of catheter ablation for ventricular arrhythmias It has the potential to increase procedural success, decrease procedure time and minimise catheter-related complication...
Remote magnetic navigation for ventricular ablation: did the machine win this round? Burkhardt JD Journal of Interventional Cardiac Electrophysiology January 1, 2017 Remote magnetic navigation has been available as a tool for mapping and ablation for well over a decade. In that period of time, it has shown to be useful in nearly every type of ablation procedure from the most simple to the most complex…
Comparison of remote magnetic navigation ablation and manual ablation of idiopathic ventricular arrhythmia after failed manual ablation Kawamura M, Scheinman MM, Tseng ZH, Lee BK, Marcus GM, Badhwar N Journal of Interventional Cardiac Electrophysiology January 1, 2017 Catheter ablation for idiopathic ventricular arrhythmia (VA) is effective and safe, but efficacy is frequently limited due to an epicardial origin and difficult anatomy. The remote magnetic navigation (RMN) catheter has a flexible catheter design allowing access to difficult anatomy.
Robotics in ablation – a technology at a crossroads Latcu DG, Enache B, Wedn AM, Bun S-S, Saoudi N Romanian Journal of Cardiology January 1, 2017 Robotics has been used for radiofrequency ablation of
human arrhythmias for more than 15 years; among 2 widely
distributed systems only Stereotaxis (Saint-Louis,
Missouri, USA) is still commercially available. Our experience
with the Stereotaxis system…
Safety and efficacy in ablation of premature ventricular contraction: data from the German ablation registry Fichtner S, Senges J, Hochadel M, Tilz R, Willems S, Eckardt L Clinical Research in Cardiology January 1, 2017 Patients with frequent premature ventricular contractions (PVCs) are often highly symptomatic with significantly reduced quality-of-life. We evaluated the outcome and success of PVC ablation in patients in the German Ablation Registry.
Remote magnetic navigation to overcome anatomic obstacles to a standard ablation procedure Nastasa A, Dardari M, Vatasescu R Romanian Journal of Cardiology January 1, 2017 Curative radiofrequency catheter modification of the slow pathway is the recommended therapy for atrioventricular nodal reentry tachycardia (AVNRT) which is usually performed via femoral vein through inferior vena cava (IVC) approach. Diagnostic and ablation
Epicardial ablation of ventricular tachycardia in a patient with arrhythmogenic right ventricular dysplasia after failed conventional endocardial ablation: A case for remote navigation with functional image integration Ernst S, Roy K, Lim E, Thomas G Global Cardiology Science and Practice December 30, 2016 Arrhythmogenic right ventricular dysplasia (ARVD) is an inheritable heart muscle disease that predominantly affects the right ventricle (RV) and predisposes to ventricular arrhythmias and sudden cardiac death (SCD). The natural history is predominantly related...
Non-invasive prediction of catheter ablation outcome in persistent atrial fibrillation by fibrillatory wave amplitude computation in multiple electrocardiogram leads Zarzoso V, Latcu DG, Hidalgo-Muñoz AR, Meo M, Meste O, Popescu I, Saoudi N Archives of Cardiovascular Diseases December 1, 2016 Catheter ablation (CA) of persistent atrial fibrillation (AF) is challenging, and reported results are capable of improvement. A better patient selection for the procedure could enhance its success rate while avoiding the risks associated with ablation…
Robotic magnetic navigation for ablation of human arrhythmias Da Costa A, Guichard JB, Romeyer-Bouchard C, Gerbay A, Isaaz K Medical Devices: Evidence and Research September 19, 2016 Radiofrequency treatment represents the first choice of treatment for arrhythmias, in particular complex arrhythmias and especially atrial fibrillation, due to the greater benefit/risk ratio compared to antiarrhythmic drugs. However, complex arrhythmias...
Catheter Ablation to Treat Supraventricular Arrhythmia in Children and Adults With Congenital Heart Disease: What We Know and Where We Are Going Thomas PE, Macicek SL Ochsner Journal September 1, 2016 Catheter ablation has been used to manage supraventricular arrhythmia in children since 1990. This article reviews the history of catheter ablation used to treat arrhythmia in children and discusses new frontiers in the field…
Directional Influences of Ventricular Activation on Myocardial Scar Characterization: Voltage Mapping With Multiple Wavefronts During Ventricular Tachycardia Ablation Tung R, Josephson ME, Bradfield JS, Shivkumar K Circulation: Arrhythmia and Electrophysiology August 11, 2016 The effects of varying the wavefront of activation on ventricular scar characterization has not been systematically assessed. Patients referred for ablation of scar-related ventricular tachycardia underwent voltage maps during a minimum of 2 wavefronts...
Atrial tachyarrhythmias after atrial switch operation for transposition of the great arteries: Treating old surgery with new catheters Houck CA, Teuwen CP, Bogers AJJC, de Groot NMS HeartRhythm August 1, 2016 The arterial switch operation has been the procedure of first choice for correction of transposition of the great arteries (TGA) for several decades now. However, a large number of adult patients with TGA nowadays were palliated previously by…
Comparison of magnetic wire navigation with the conventional wire technique for percutaneous coronary intervention of chronic total occlusions: a randomised, controlled study Roth C, Berger R, Scherzer S, Krenn L, Gangl C, Dalos D, Delle-Karth G Heart and Vessels August 1, 2016 Wire crossing of a chronic total coronary occlusion (CTO) is time consuming and limited by the amount of contrast agent and time of radiation exposure. Magnetic wire navigation (MWN) might accelerate wire crossing by maintaining a coaxial vessel orientation...
Combined Use of a High-Density Multi-electrode Mapping Catheter and a Magnetically Navigated Ablation Catheter for Atrial Fibrillation Procedures: A Feasibility Study Hügl B, Buchter B, Doneva Z, Geissler A, Sell L, Tso T, Mirazchiyski S, Sha Q Journal of Innovations in Cardiac Rhythm Management July 1, 2016 PentaRay® catheters (Biosense Webster, Diamond Bar, CA) create high-density electroanatomical maps, and remote magnetic navigation (RMN) (Niobe Epoch™, Stereotaxis Inc., St. Louis, MO) enables intricate manipulation of magnetic ablation catheters…
Magnetic navigation system for percutaneous coronary intervention: A meta-analysis Qi Z, Wu B, Luo X, Zhu J, Shi H, Jin B Medicine July 1, 2016 Magnetic navigation system (MNS) allows calculation of the vessel coordinates in real space within the patient's chest for percutaneous coronary intervention (PCI). However, its impact on the procedural parameters and clinical outcomes is still a matter of debate...
Rate-Dependent Exit Conduction Block From Pulmonary Vein to Left Atrium After Entrance Block: New Implications of Pacing Rate to Confirm Bidirectional Conduction Block Yagishita A, Gimbel JR, Arruda M Circulation: Arrhythmia and Electrophysiology June 2, 2016 Pulmonary vein electric isolation (PVI) is an effective therapy for atrial fibrillation. Bidirectional conduction block between left atrium (LA) and the pulmonary veins (PV) is an accepted end point for PVI. We report a case of rate-dependent unidirectional…
Combined remote magnetic navigation and ultra-high-density mapping (Rhythmia) in slow pathway ablation Latcu DG, Bun SS, Saoudi N EP Europace June 1, 2016 A 72-year-old female was admitted for catheter ablation of supraventricular tachycardia. A decapolar catheter was inserted in the coronary sinus (CS) and an Orion IntellaMap catheter (Boston Scientific) in the right atrium (RA; Figure, Panel A). The induced...
PACES/HRS expert consensus statement on the use of catheter ablation in children and patients with congenital heart disease Philip Saul J, Kanter RJ, Writing C, Abrams D, Asirvatham S, Bar-Cohen Y, et al. HeartRhythm June 1, 2016 In 2002, an expert consensus statement was published on catheter ablation in children and adults with congenital heart disease (CHD), based on a conference held at the North American Society of Pacing and Electrophysiology in the year 2000…
Correlation of Left Atrial Voltage Distribution Between Sinus Rhythm and Atrial Fibrillation: Identifying Structural Remodeling by 3-D Electroanatomic Mapping Irrespective of the Rhythm Yagishita A, De Oliveira S, Cakulev I, Gimbel JR, Sparano D, Manyam H, Manrique-Garcia, A, Arredondo M, Mackall J, Arruda M Journal of Cardiovascular Electrophysiology May 2, 2016 Left atrial (LA) electroanatomical voltage mapping (EAVM) correlates with scar on LGE‐MRI and has been used to guide ablation of low voltage area (LVA) in sinus rhythm (SR). We compared EAVM in SR and AF in a cohort of AF patients, and in SR between patients...
Remote Magnetic Navigation for Catheter Ablation in Patients With Congenital Heart Disease: A Review Roy K, Gomez-Pulido F, Ernst S Journal of Cardiovascular Electrophysiology March 10, 2016 In patients with congenital heart disease, challenges to catheter‐based arrhythmia interventions are unique and numerous given the complexity of the underlying defects, anatomic and surgical intervention variants including baffles, conduits, patches, and/or shunts...
A Comparison of Remote Magnetic Irrigated Tip Ablation versus Manual Catheter Irrigated Tip Catheter Ablation With and Without Force Sensing Feedback Weiss JP, May HT, Bair TL, Crandall BG, Cutler MJ, Day JD, Osborn JS, Mallener C, Bunch TJ Journal of Cardiovascular Electrophysiology March 10, 2016 Remote magnetic navigation (RMN) and contact force (CF) sensing technologies have been utilized in an effort to improve safety and efficacy of catheter ablation. A comparative analysis of the relative short‐ and long‐term outcomes of AF patients…
Catheter Ablation of Complex Tachyarrhythmias Using Remote Magnetic Catheter Navigation System Nakagawa H, Natale A Journal of Cardiovascular Electrophysiology March 10, 2016 Over the past 30 years, a number of different techniques
and energy sources have been developed for catheter ablation
of complex tachyarrhythmias, including atrial fibrillation
(AF) and ventricular tachycardia (VT). Radiofrequency (RF) current is…
Efficacy and Safety of Atrial Fibrillation Ablation Using Remote Magnetic Navigation: Experience from 1,006 Procedures Jin QI, Pehrson S, Jacobsen PK, Chen XU Journal of Cardiovascular Electrophysiology March 10, 2016 The objective of this study was to assess the procedural outcomes of catheter ablation guided by remote magnetic navigation (RMN) in a large cohort of patients with paroxysmal atrial fibrillation (PAF) and persistent AF (PerAF). A total of 726 patients…
Remote Magnetic Navigation-guided Catheter Ablation of Atrioventricular Nodal Reentrant Tachycardia in an Adult Patient with Prior Surgical Closure of Perimembranous Ventricular Septal Defect during Infancy Samples SM, Berman AE Journal of Innovations in Cardiac Rhythm Management March 7, 2016 Ventricular septal defects (VSDs) are one of the most common types of congenital heart disease. The cardiac conduction system is intimately involved with these defects and their repair may further alter the location of that system. In patients with prior...
Vdrive Evaluation of Remote Steering and Testing in Lasso Electrophysiology Procedures Study: The VERSATILE Study in Atrial Fibrillation Ablation Nölker G, Schwagten B, Deville JB, Burkhardt JD, Horton RP, Sha Q, Tomassoni G Journal of Cardiovascular Electrophysiology March 1, 2016 Circular mapping catheters (CMC) are an essential tool in most atrial fibrillation ablation procedures. The Vdrive™ with V‐Loop™ system enables a physician to remotely manipulate a CMC during electrophysiology studies. Our aim was to compare the clinical...
Safety and Long-Term Outcomes of Catheter Ablation of Atrial Fibrillation Using Magnetic Navigation versus Manual Conventional Ablation: A Propensity-Score Analysis Adragão PP, Cavaco D, Ferreira AM, Costa FM, Parreira L, Carmo P, Morgado FB, Santos KR, Santos PG, Carvalho MS, Durazzo A, Marques H, Gonҫalves PA, Raposo L, Mendes M Journal of Cardiovascular Electrophysiology March 1, 2016 Whether or not the potential advantages of using a magnetic navigation system (MNS) translate into improved outcomes in patients undergoing atrial fibrillation (AF) ablation is a question that remains unanswered. In this observational registry study…
Remote Magnetic Navigation: A Focus on Catheter Ablation of Ventricular Arrhythmias Aagaard P, Natale A, Briceno D, Nakagawa H, Mohanty S, Gianni C, Burkhardt JD, Di Biase L Journal of Cardiovascular Electrophysiology March 1, 2016 VT ablation is based on percutaneous catheter insertion under fluoroscopic guidance to selectively destroy (i.e., ablate) myocardial tissue regions responsible for the initiation or propagation of ventricular arrhythmias. Although the last decade has witnessed...
Electroanatomic characteristics of the mitral isthmus associated with successful mitral isthmus ablation Latcu DG, Squara F, Massaad Y, Bun SS, Saoudi N, Marchlinski FE EP Europace February 1, 2016 The success of mitral isthmus (MI) ablation has been related to CT scan defined MI anatomy. We sought to correlate electroanatomical MI characteristics with MI ablation success in patients with perimitral flutter (PMF). In 53 consecutive patients...
Accurate modeling and positioning of a magnetically controlled catheter tip Le VNT, Nguyen NH, Alameh K, Weerasooriya R, Pratten P Medical Physics January 13, 2016 This paper represents the initial phase of a proposed operator‐friendly semiautomatic method for positioning and directing an intravascular three‐magnet tip catheter in the human heart using an electromagnetic system. A predictive computer algorithm...
Combined use of TandemHeart percutaneous ventricular assist device and Stereotaxis magnetic navigation during cardiac ablation procedure Miller AC, Evans AC, Revenaugh J, Weiss JP, Reid BB, Kfoury AG HeartRhythm Case Reports January 1, 2016 Ventricular tachycardia (VT) is common in patients with advanced heart failure, and medical therapy alone may have limited success. Implantable cardioverter defibrillators (ICDs) have been widely accepted as standard of care for VT management and...
Atrial fibrillation ablation: state of the art Pappone C, Santinelli V American Journal of Cardiology December 19, 2015 Among several catheter-based strategies for curing atrial fibrillation (AF), 2 approaches have emerged as dominant strategies in current clinical practice: ostial segmental disconnection of all pulmonary veins (PVs)…
Acquired right atrial appendage to right ventricle accessory pathway in a lateral tunnel Fontan patient: Successful ablation via transconduit approach Papagiannis J, Pillai A, Kaine S, Tisma-Dupanovic S HeartRhythm Case Reports November 1, 2015 The management of supraventricular arrhythmias after the Fontan procedure with catheter ablation represents a significant challenge. This can be due to the access problems that are created by the currently used modification of the procedure…
Impact of catheter ablation with remote magnetic navigation on procedural outcomes in patients with persistent and long-standing persistent atrial fibrillation Jin Q, Pehrson S, Jacobsen PK, Chen X Journal of Interventional Cardiac Electrophysiology November 1, 2015 The objectives of this study were to assess the procedural outcomes of persistent and long-standing persistent atrial fibrillation (PsAF and L-PsAF) ablation guided by remote magnetic navigation (RMN), and to detect factors predicting acute restoration of sinus rhythm...
Magnetic guidance versus manual control: comparison of radiofrequency lesion dimensions and evaluation of the effect of heart wall motion in a myocardial phantom Bhaskaran A, Barry MA, Al Raisi SI, Chik W, Nguyen DT, Pouliopoulos J, Nalliah C, Hendricks R, Thomas S, McEwan AL, Kovoor P, Thiagalingam A Journal of Interventional Cardiac Electrophysiology October 1, 2015 Magnetic navigation system (MNS) ablation was suspected to be less effective and unstable in highly mobile cardiac regions compared to radiofrequency (RF) ablations with manual control (MC). The aim of the study was to compare the (1) lesion size...
Atrial Fibrillation Ablation Using Magnetic Navigation Comparison With Conventional Approach During Long-Term Follow-Up Aksu T, Bozyel S, Golcuk E, Yalin K, Guler TE Journal of Atrial Fibrillation October 1, 2015 Atrial fibrillation (AF) ablation targeting the circumferential isolation of pulmonary veins (PVI) is an established therapeutic alternative in
symptomatic AF patients resistant to anti-arrhythmic medications. The procedure is technically challenging and...
Remote magnetic navigation vs. manual navigation for ablation of ventricular tachycardia: a meta-analysis. Neth Heart J. 2015;23(10):485-90. Wu Y, Li KL, Zheng J, Zhang CY, Liu XY, Cui ZM, Yu ZM, Wang RX, Wang W Netherlands Heart Journal September 1, 2015 The purpose of this study was to prospectively evaluate the efficacy and safety of remote magnetic navigation (RMN) in comparison with manual catheter navigation (MCN) in performing ventricular tachycardia ablation. An electronic search…
Atrial fibrillation ablation using remote magnetic navigation and the risk of atrial-esophageal fistula: international multicenter experience Danon A, Shurrab M, Nair KM, Latcu DG, Arruda MS, Chen X, Szili-Torok T, Rossvol Ole, Wissner EE, Lashevsky I, Crystal E Journal of Interventional Cardiac Electrophysiology August 1, 2015 Remote magnetic navigation (RMN) has been used in various electrophysiological procedures, including atrial fibrillation (AF) ablation. Atrial-esophageal fistula (AEF) is one of most disastrous complications of AF ablation. We aimed to evaluate...
Long-term outcomes of remote magnetic navigation for ablation of supraventricular tachycardias Kim SH, Oh YS, Kim DH, Choi IJ, Kim TS, Shin WS, Kim JH, Jang SW, Lee MY, Rho TH Journal of Interventional Cardiac Electrophysiology August 1, 2015 Little is known about the long-term outcomes of catheter ablation of supraventricular tachycardia (SVT) using remote magnetic navigation system (RMN). One hundred twenty patients underwent catheter ablation of SVTs with RMN (Niobe, Stereotaxis, USA)…
Safety and Clinical Outcome of Catheter Ablation of Ventricular Arrhythmias Using Contact Force Sensing: Consecutive Case Series Hendriks AA, Akca F, Dabiri Abkenari L, Khan M, Bhagwandien R, Yap SC, Wijchers S, Szili-Torok T Journal of Cardiovascular Electrophysiology July 20, 2015 Poor catheter‐to‐myocardial contact can lead to ineffective ablation lesions and suboptimal outcome. Contact force (CF) sensing catheters in ventricular tachyarrhythmia (VT) ablations have not been studied for their long‐term efficacy...
Remotely controlled steerable sheath improves result and procedural parameters of atrial fibrillation ablation with magnetic navigation Errahmouni A, Latcu DG, Bun SS, Rijo N, Dugourd C, Saoudi N EP Europace July 1, 2015 The magnetic navigation (MN) system may be coupled with a new advancement system that fully controls both the catheter and a robotic deflectable sheath (RSh) or with a fixed-curve sheath and a catheter-only advancement system (CAS). We aimed to compare…
Successful ablation of frequent atrial premature beats from non-coronary aortic cusp with remote magnetic navigation Abdelwahed ATH, Mäkynen H, Raatikainen MJP Indian Pacing and Electrophysiology Journal July 1, 2015 A 59-year-old female with structurally normal heart was admitted to our hospital for treatment of highly symptomatic, drug refractory atrial premature beats (APB). ECG revealed atrial parasystolic trigeminy. The arrhythmogenic focus was mapped and ablated...
Retrograde access of the left atrium for pulmonary vein isolation using magnetic navigation after closure of an atrial septum defect De Roeck L, Riahi L, Wijchers S, Stockman D, De Greef Y, Schwagten B Netherlands Heart Journal July 1, 2015 Transseptal puncture is the most commonly used technique to perform electrophysiological procedures in the left atrium. This case report describes a pulmonary vein isolation in a patient with a paroxysmal atrial fibrillation, complicated by the presence of...
Robotic navigation for catheter ablation: benefits and challenges Aagaard P, Natale A, Di Biase L Expert Review of Medical Devices June 15, 2015 Manual (RF) ablation to restore a normal cardiac rhythm requires significant skill, manual dexterity and experience. In response to this, ablation methods and technologies have evolved rapidly in the past decade, including the development of remote navigation...
Mapping strategy for multiple atrial tachyarrhythmias in a transplant heart Jin Q, Pehrson S, Jacobsen PK, Chen X BMC Cardiovascular Disorders May 12, 2015 Different atrial arrhythmias can coexist in the recipient and donor atria after heart transplantation. We report an unusual case of a patient with three different types of atrial arrhythmia after heart transplantation: an atrial fibrillation in the recipient atria, and...
Left atrial volume is more important than the type of atrial fibrillation in predicting the long-term success of catheter ablation Costa FM, Ferreira AM, Oliveira S, Santos PG, Durazzo A, Carmo P, Santos KR, Cavaco D, Parreira L, Morgado F, Adragão P International Journal of Cardiology April 1, 2015 The type of atrial fibrillation (AF) is the sole prognostic factor that affects the level of recommendation for catheter ablation in the current guidelines. Despite being recognized as a predictor of recurrence, relatively little emphasis is given to left atrium size...
Acute and long term outcomes of catheter ablation using remote magnetic navigation for the treatment of electrical storm in patients with severe ischemic heart failure Jin Q, Jacobsen PK, Pehrson S, Chen X International Journal of Cardiology March 15, 2015 Catheter ablation with remote magnetic navigation (RMN) can offer some advantages compared to manual techniques. However, the relevant clinical evidence for how RMN-guided ablation affects electrical storm (ES) due to (VT) in patients with (SIHF)...
Remote-controlled magnetic pulmonary vein isolation combined with superior vena cava isolation for paroxysmal atrial fibrillation: a prospective randomized study Da Costa A, Levallois M, Romeyer-Bouchard C, Bisch L, Gate-Martinet A, Isaaz K Archives of Cardiovascular Diseases March 1, 2015 Radiofrequency ablation (RFA) of paroxysmal atrial fibrillation (PAF) has focused on (PVI). However, despite initial positive results, significant recurrences have occurred, partly because of (PV) reconnection or non-PV ectopic foci, including the (SVC).
General anesthesia is not superior to local anesthesia for remote magnetic ablation of atrial fibrillation Bun SS, Latcu DG, Allouche E, Errahmouni A, Saoudi N Pacing and Clinical Electrophysiology March 1, 2015 Remote magnetic navigation is an emerging technology for atrial fibrillation (AF) ablation. General anesthesia (GA) has shown to be superior to local anesthesia (LA) for manual AF ablation in terms of catheter stability and lesion formation. We aimed at comparing...
Utility of noninvasive arrhythmia mapping in patients with adult congenital heart disease Ernst S, Saenen J, Rydman R, Gomez F, Roy K, Mantziari L, Suman-Horduna I Cardiac Electrophysiology Clinics March 1, 2015 Arrhythmia management in patients with adult congenital heart disease (ACHD) is a challenge on many levels, as tachycardic episodes may lead to hemodynamic impairment in otherwise compensated patients even if episodes are only transient. Recently several...
Efficacy and safety of remote magnetic catheter navigation vs. manual steerable sheath-guided ablation for catheter ablation of atrial fibrillation: a case-control study Koutalas E, Bertagnolli L, Sommer P, Richter S, Rolf S, Breithardt O, Bollmann A, Hindricks G, Arya A EP Europace February 1, 2015 Data comparing remote magnetic catheter navigation (RMN) to manual catheter navigation (MCN) using steerable sheath for ablation of atrial fibrillation (AF) is lacking. The aim of the present case–control study was to seek AF recurrence data after AF ablation...
A prospective study on safety of catheter ablation procedures: contact force guided ablation could reduce the risk of cardiac perforation Akca F, Janse P, Theuns DA, Szili-Torok T International Journal of Cardiology January 20, 2015 Contact force (CF) sensing catheters provide advantages with regard to safety and efficacy. This study aimed to evaluate if CF catheters reduce cardiac perforations and other major complications and offer equal safety compared to the magnetic navigation...
Remote magnetic navigation for ablation of typical atrial flutter: Long-term results Parreira L, Cavaco D, Carmo P, Reis-Santos K, Quaresma R, Teixeira T, Marques M, Adragão P Revista Portuguesa de Cardiologia December 1, 2014 Remote magnetic navigation has proved to be effective in the ablation of most supraventricular and ventricular arrhythmias. Initial studies reported worse results with this system compared to conventional ablation for atrial flutter…
Remote magnetic navigation for persistent atrial fibrillation ablation via a retrograde aortic access: an approach for patients after atrial septal defect device closure Buiatti A, Hessling G, Semmler V, Ammar S Clinical Research in Cardiology December 1, 2014 Patients after device closure of an atrial septal defect (ASD) presenting with left atrial (LA) arrhythmias are a challenge for the electrophysiologist as conventional transseptal puncture might be demanding. In patients with complex congenital heart disease...
Role of Remote Magnetic Catheter Navigation-Aided Ablation in a Fontan Patient with Post-MAZE Atrial Tachycardia Balaji S, Burch G Journal of Innovations in Cardiac Rhythm Management November 1, 2014 We describe a young lady with complex congenital heart disease and recurrent atrial tachycardia after Fontan conversion with the MAZE operation in whom the use of remote magnetic navigation aided the ablation of the atrial tachycardia after conventional...
Ventricular fibrillation triggered by PVCs from papillary muscles: clinical features and ablation Santoro F, Di Biase L, Hranitzky P, Sanchez JE, Santangeli P, Perini AP, Burkhardt JD, Natale A Journal of Cardiovascular Electrophysiology November 1, 2014 Animal studies showed that papillary muscles can be sources of ventricular fibrillation (VF) in both the left and right ventricle, but this occurrence in humans has been described only in patients with ischemic heart disease. To investigate the role of…
Magnetic navigation facilitates percutaneous coronary intervention for complex lesions Sandhu GS, Sanon S, Holmes DR, Jr., Gulati R, Brilakis ES, Lennon RJ, Rihal CS Catheterization and Cardiovascular Interventions October 1, 2014 We sought to determine the utility of a magnetic navigation system (MNS) in treating a variety of coronary artery lesions including those that could not be revascularized with standard percutaneous coronary intervention (PCI). MNS may add value…
Single-ring ablation compared with standard circumferential pulmonary vein isolation using remote magnetic catheter navigation Sohns C, Bergau L, Seegers J, Luthje L, Vollmann D, Zabel M Journal of Interventional Cardiac Electrophysiology October 1, 2014 In ablation of atrial fibrillation, the single-ring method aims for isolation of the posterior wall of the left atrium (LA) including the pulmonary veins (PVs) but avoiding posterior LA lesions. The aim of this randomized prospective study was to evaluate...
Remote magnetic navigation for circumferential pulmonary vein ablation: single-catheter technique or additional use of a circular mapping catheter? Vollmann D, Luthje L, Seegers J, Sohns C, Sossalla S, Sohns J, Röver C, Hasenfuß G, Zabel M Journal of Interventional Cardiac Electrophysiology October 1, 2014 Remote magnetic navigation (RMN) is utilized for catheter guidance during pulmonary vein ablation (PVA). We aimed to determine whether the additional use of a circular mapping catheter (CMC) influences efficacy and outcome of RMN-guided PVA. A total of 80...
Magnetic navigation: what's the attraction? Safian RD Catheterization and Cardiovascular Interventions October 1, 2014 Prior to the availability of stents, the most important limitation of percutaneous coronary intervention (PCI) was early ischemic complications due to vessel injury from dissection, abrupt closure, acute thrombosis, and side branch occlusion. Now that most...
Remote-controlled magnetic navigation and ablation of atrial flutter in a patient with an extracardiac total cavopulmonary connection Ammar S, Deisenhofer I, Reents T, Hessling G Clinical Research in Cardiology September 1, 2014 Atrial tachycardias (AT) may occur in up to 50 % of patients following modifications of the Fontan operation. The main challenge in patients with an extracardiac total cavopulmonary connection (TCPC) is the access to relevant structures such as the right atrium...
Advances in radiofrequency ablation of the cerebral cortex in primates using the venous system: Improvements for treating epilepsy with catheter ablation technology Henz BD, Friedman PA, Bruce CJ, Holmes DR, Bower M, Madhavan M, et al. Epilepsy Research August 1, 2014 Pharmacology frequently fails for the treatment of epilepsy. Although surgical techniques are effective, these procedures are highly invasive. We describe feasibility and efficacy of minimally invasive mapping and ablation for the treatment of epilepsy…
Endovascular brain intervention and mapping in a dog experimental model using magnetically-guided micro-catheter technology Kara T, Leinveber P, Vlasin M, Jurak P, Novak M, Novak Z, et al. Biomed Pap Med Fac Univ Palacky Olomouc Czech Repub June 23, 2014 Despite the substantial progress that has been achieved in interventional cardiology and cardiac electrophysiology, endovascular intervention for the diagnosis and treatment of central nervous system (CNS) disorders such as stroke, epilepsy and CNS malignancy...
Single, remote-magnetic catheter approach for pulmonary vein isolation in patients with paroxysmal and non-paroxysmal atrial fibrillation Pezawas T, Ristl R, Bilinski M, Schukro C, Schmidinger H International Journal of Cardiology June 1, 2014 The aim of the study was to investigate the safety and efficacy of a single, remote-magnetic catheter navigation system (MNS) for pulmonary vein isolation (PVI). A total of 107 PVI procedures in 71 patients with paroxysmal (32%), persistent (38%) and…
Robotics in invasive cardiac electrophysiology Shurrab M, Schilling R, Gang E, Khan EM, Crystal E Expert Review of Medical Devices May 3, 2014 Robotic systems allow for mapping and ablation of different arrhythmia substrates replacing hand maneuvering of intracardiac catheters with machine steering. Currently there are four commercially available robotic systems. Niobe magnetic navigation system...
Remote magnetic ablation of atrial fibrillation is safe and feasible in the presence of a left atrial appendage closure device Bun SS, Latcu DG, Saoudi N EP Europace April 1, 2014 A 75-year-old female patient (CHA2DS2VASc = 4) was referred to our institution for recurrent atrial tachycardia (AT) after two previous radiofrequency persistent atrial fibrillation (AF) ablation procedures. Owing to severe epistaxis under a vitamin K…
Percutaneous left ventricular assist devices in ventricular tachycardia ablation: multicenter experience Reddy YM, Chinitz L, Mansour M, Bunch TJ, Mahapatra S, Swarup V, Di Biase L, Bommana S, Atkins D, Tung R, Shivkumar K, Burkhardt JD, Ruskin J, Natale A, Lakkireddy D Circulation: Arrhythmia and Electrophysiology February 14, 2014 Data on relative safety, efficacy, and role of different percutaneous left ventricular assist devices for hemodynamic support during the ventricular tachycardia (VT) ablation procedure are limited. We performed a multicenter, observational study…
Does a patent foramen ovale matter when using a remote-controlled magnetic system for pulmonary vein isolation? Gate-Martinet A, Da Costa A, Romeyer-Bouchard C, Bisch L, Levallois M Isaaz K Archives of Cardiovascular Diseases February 1, 2014 Pulmonary vein isolation (PVI) takes longer when using a patent foramen ovale (PFO) compared with a transseptal puncture in paroxysmal atrial fibrillation (AF) with manual catheter ablation. To our knowledge, no data exist concerning the impact of a PFO...
Clinical outcome of ablation for long-standing persistent atrial fibrillation with or without defragmentation de Vries LJ, Akca F, Khan M, Dabiri-Abkenari L, Janse P, Theuns DAMJ, Peters E, de Ruiter G, Szili-Torok T Netherlands Heart Journal January 1, 2014 To assess the outcome and associated risks of atrial defragmentation for the treatment of long-standing persistent atrial fibrillation (LSP-AF). Thirty-seven consecutive patients (60.4 ± 7.3 years; 28 male) suffering from LSP-AF who underwent (PVI)...
Robotic Ablation in Electrophysiology Akca F, Dabiri L, and Szili-Torok Cardiac Arrhythmias January 1, 2014 Catheter ablation has gone through great improvement recent years and it has become a well-established therapeutic treatment for various arrhythmias. Cardiac robotic systems became more important in clinical electrophysiology and have several advantages over manual...
Remote magnetic navigation for catheter ablation of atrioventricular nodal reentrant tachycardia: a systematic review and meta-analysis Shurrab M, Danon A, Crystal A, Arouny B, Tiong I, Lashevsky I, Newman D, Crystal E Expert Review of Cardiovascular Therapy December 1, 2013 Catheter ablation has become a well-established, first-line therapy for atrioventricular nodal reentrant tachycardia (AVNRT), the most common reentry supraventricular tachycardia in humans. Robotic systems are becoming increasingly common in both complex...
Robotically assisted ablation of atrial fibrillation: a systematic review and meta-analysis Shurrab M, Danon A, Lashevsky I, Kiss A, Newman D, Szili-Torok T, Crystal E International Journal of Cardiology November 5, 2013 Robotic systems are becoming increasingly common in complex ablation procedures. We conducted systematic review and meta-analysis on the procedural outcomes of Magnetic Navigation System (MNS) in comparison to conventional catheter navigation for (AF).
Successful Radiofrequency Catheter Ablation of Parahisian Ventricular Tachycardia using Remote Magnetic Navigation and an Open Irrigation Catheter: An Initial Case Series Berman AE, Burleson HD, Oglesby CB, Sorrentino RA Journal of Innovations in Cardiac Rhythm Management November 1, 2013 Radiofrequency catheter ablation (RFCA) of (VT) found to be in a parahisian (PH) location may be challenging when using a manual technique. We present an initial case series illustrating the safety and efficacy of RFCA of PH VT using remote magnetic navigation (RMN)
Outcomes of repeat catheter ablation using magnetic navigation or conventional ablation Akca F, Theuns DA, Abkenari LD, de Groot NM, Jordaens L, Szili-Torok T EP Europace October 1, 2013 After initial catheter ablation, repeat procedures could be necessary. This study evaluates the efficacy of the magnetic navigation system (MNS) in repeat catheter ablation as compared with manual conventional techniques (MANs). The results of 163 repeat ablation…
Remote magnetic with open-irrigated catheter vs. manual navigation for ablation of atrial fibrillation: a systematic review and meta-analysis Proietti R, Pecoraro V, Di Biase L, Natale A, Santangeli P, Viecca M, Sagone A, Galli A, Moja L, Tagliabue L EP Europace September 1, 2013 The aim of this study was to determine the efficacy and safety of remote magnetic navigation (RMN) with open-irrigated catheter vs. manual catheter navigation (MCN) in performing atrial fibrillation (AF) ablation. We searched in PubMed (1948–2013) and EMBASE...
Feasibility of remote magnetic navigation for epicardial ablation Abraham P, Abkenari LD, Peters EC, Szili-Torok T Netherlands Heart Journal September 1, 2013 Percutaneous epicardial mapping and ablation is an emerging method to treat ventricular tachycardias (VT), premature ventricular complexes (PVC), and accessory pathways. The use of a remote magnetic navigation system (MNS) could enhance precision and maintain safety.
Managing difficult anatomy: remote-controlled ablation of atrioventricular nodal reentry tachycardia in a patient with agenesis of the inferior vena cava Hugl B, Velikan D, Buchter B, Findeisen Z Clinical Research in Cardiology September 1, 2013 Radiofrequency catheter modification of the slow pathway is the recommended therapy for patients suffering from recurrent symptomatic atrioventricular nodal reentry tachycardia. This procedure is usually performed via the femoral vein and inferior vena cava...
Successful Right Ventricular Tachycardia Ablation in a Patient with Left Ventricular Non-compaction Cardiomyopathy Honarbakhsh S, Suman-Horduna I, Mantziari L, Ernst S Indian Pacing and Electrophysiology Journal September 1, 2013 We report a case of a 67-year old male with a recent diagnosis of left ventricular noncompaction (LVNC), initially presenting with symptomatic ventricular ectopy and runs of non-sustained ventricular tachycardia (VT). This ventricular arrhythmia originated...
Update on atrial fibrillation catheter ablation technologies and techniques Dewire J, Calkins H Nature Reviews Cardiology August 23, 2013 Catheter ablation of atrial fibrillation (AF) has become an important treatment method. Electrical isolation of the pulmonary veins is the cornerstone of most AF ablation procedures, and is defined by an entrance block observed on a circular multipolar…
Remote-controlled magnetic pulmonary vein isolation using a new three-dimensional non-fluoroscopic navigation system: A single-centre prospective study Da Costa A, Ben H’Dech M, Romeyer-Bouchard C, Bisch L, Gate-Martinet A, Levallois M, Isaaz K Archives of Cardiovascular Diseases August 1, 2013 Catheter ablation of atrial fibrillation (AF) focuses on pulmonary vein isolation (PVI), but the procedure is associated with significant X-ray exposure. Few data exist concerning the combination of remote magnetic navigation (RMN) and a new three-dimensional...
Magnetic versus manual catheter navigation for mapping and ablation of right ventricular outflow tract ventricular arrhythmias: a randomized controlled study Zhang F, Yang B, Chen H, Ju W, Kojodjojo P, Cao K, Chen M HeartRhythm August 1, 2013 No randomized controlled study has prospectively compared the performance and clinical outcomes of remote magnetic control vs manual catheter control during ablation of right ventricular outflow tract ventricular premature complexes (VPC) or (VT).
Advanced ablation strategies for management of post-surgical atrial arrhythmias Mantziari L, Suman-Horduna I, Babu-Narayan SV, Ernst S Global Cardiology Science and Practice August 1, 2013 Post-surgical arrhythmias include a wide range of arrhythmias occurring late after cardiac surgery and represent a complex substrate for catheter ablation either because of extended scar and remodeling or because of limited access to the area of interest...
Pulmonary vein anatomy predicts freedom from atrial fibrillation using remote magnetic navigation for circumferential pulmonary vein ablation Sohns C, Sohns JM, Bergau L, Sossalla S, Vollmann D, Luthje L, Staab W, Dorenkamp M, Harrison JL, O'Neill MD, Lotz J, Zabel M EP Europace August 1, 2013 Multidetector computed tomography (MDCT) is frequently used to guide circumferential pulmonary vein ablation (PVA) for treatment of atrial fibrillation (AF) as it offers accurate visualization of the left atrial (LA) and pulmonary vein (PV) anatomy. This study...
Reaching the ventricular aspect of the inferior isthmus in a Fontan patient using magnetic navigation Ueda A, Horduna I, Rubens M, Ernst S HeartRhythm July 1, 2013 After classic Fontan operation, that is, atriopulmonary connection, up to 50% of the patients develop atrial tachycardia (AT) during long-term follow-up. The majority of atrial arrhythmias following the Fontan procedure are ATs related to surgical incision or...
Successful ablation of two right atrial tachycardias on either side of the lateral tunnel patch in a patient with double inlet left ventricle and total cavopulmonary connection: Two sites and two mechanisms Ernst S, Pedersen M, Uebing A, Suman-Horduna I, Mantziari L, Li W, Babu-Narayan SV Global Cardiology Science and Practice July 1, 2013 Surgical strategy for patients born with a physiological univentricular heart has evolved from (AP) Fontan (RA to pulmonary artery) to its modification, total cavopulmonary connection (TCPC), with the goal of reduced post-operative incidence of (SVT)...
Safety and feasibility of single-catheter ablation using remote magnetic navigation for treatment of slow-fast atrioventricular nodal reentrant tachycardia compared to conventional ablation strategies Akca F, Schwagten B, Theuns DA, Takens M, Musters P, Szili-Torok T Acta Cardiologica July 1, 2013 Ablation of atrioventricular nodal re-entrant tachycardia (AVNRT) is a highly eff ective procedure both with radiofrequency (RF) and cryoenergy (CE). Conventionally, it requires several diagnostic catheters and hospital admission. This study assessed...
Remote magnetic navigation for mapping and ablation of right and left ventricular outflow tract arrhythmias Parreira L, Cavaco D, Reis-Santos K, Carmo P, Cabrita D, Scanavacca M, Adragão P Revista Portuguesa de Cardiologia June 1, 2013 The aim of this study was to assess the efficacy and potential complications of a remote-controlled magnetic navigation system (Niobe II) for mapping and ablation of right or left ventricular outflow tract ventricular tachycardia or premature ventricular contractions.
Catheter ablation in children and young adults: is there an additional benefit from remote magnetic navigation? Roudijk RW, Gujic M, Suman-Horduna I, Marchese P, Ernst S Netherlands Heart Journal June 1, 2013 Although rare, children and young adults can suffer from significant cardiac arrhythmia, especially in the context of congenital malformations and after cardiac surgery. A total of 62 patients underwent an invasive electrophysiology study between 2008–2011...
Magnetic navigation in adults with atrial isomerism (heterotaxy syndrome) and supraventricular arrhythmias Suman-Horduna I, Babu-Narayan SV, Ueda A, Mantziari L, Gujic M, Marchese P, Dimopoulos K, Gatzoulis MA, Rigby ML, Ho SY, Ernst S EP Europace June 1, 2013 We analysed the type and mechanism of supraventricular arrhythmias encountered in a series of symptomatic adults with atrial isomerism undergoing catheter ablation procedures. The study population included consecutive adults with atrial isomerism who…
Acute and long-term outcome after catheter ablation of supraventricular tachycardia in patients after the Mustard or Senning operation for D-transposition of the great arteries Wu J, Deisenhofer I, Ammar S, Fichtner S, Reents T, Zhu P, Jilek C, Kolb C, Hess J, Hessling G EP Europace June 1, 2013 Data about the acute and long-term outcome of catheter ablation in patients with D-transposition of the great arteries (d-TGA) post-Mustard/Senning operation are scarce. This single-centre retrospective analysis includes 26 patients after Mustard or Senning...
Contemporary outcomes of supraventricular tachycardia ablation in congenital heart disease: a single-center experience in 116 patients Ueda A, Suman-Horduna I, Mantziari L, Gujic M, Marchese P, Ho SY, Babu-Narayan SV, Ernst S Circulation: Arrhythmia and Electrophysiology May 17, 2013 Remote magnetic navigation–guided ablation with 3-dimensional (3D)-image integration could provide maximum benefit in patients with complex anatomy. We reviewed supraventricular tachycardia (SVT) ablation in adult patients with congenital heart disease…
Magnetic navigation system and CT roadmap-assisted percutaneous coronary intervention: a comparison to the conventional approach Hao R, Zhang Q, Xu Z, Tang L, Yang Z, Cao K, Li C Journal of Invasive Cardiology April 1, 2013 Computed tomography coronary angiography (CTCA) has been successfully integrated with the magnetic navigation system (MNS) to facilitate a roadmap-assisted percutaneous coronary intervention (PCI). The aim of this study was to compare this new approach…
Physician-controlled costs: the choice of equipment used for atrial fibrillation ablation Winkle RA, Mead RH, Engel G, Kong MH, Patrawala RA Journal of Interventional Cardiac Electrophysiology March 1, 2013 Atrial fibrillation (AF) ablation uses expensive technology and equipment. Physicians have considerable latitude over equipment choice. Average Medicare reimbursement is $10,338 for uncomplicated AF ablations. The purpose of this study is to evaluate the cost...
Forces on cardiac implantable electronic devices during remote magnetic navigation Jilek C, Lennerz C, Stracke B, Badran H, Semmler V, Reents T, Ammar S, Fichtner S, Haller B, Hessling G, Deisenhofer I, Kolb C Clinical Research in Cardiology March 1, 2013 Remote magnetic navigation systems are used for catheter navigation in cardiac electrophysiological ablation procedures. In this setting, ferromagnetic particles will be moved by changes in the magnetic field. It is unknown to what extent cardiac implantable...
Accessory pathway ablation in a 6-year-old girl using remote magnetic navigation as an alternative to cryoablation Mantziari L, Rigby M, Till J, Ernst S Pediatric Cardiology March 1, 2013 A 6-year-old girl with evidence of a parahisian accessory pathway on a baseline electrocardiogram underwent successful catheter ablation using magnetic navigation. Magnetic remote controlled ablation eliminated the parahisian pathway with the first…
Ablation of a resistant right atrial appendage tachycardia using a magnetic navigation system Khan MK, Elmouchi D Pacing and Clinical Electrophysiology January 1, 2013 The right atrial appendage is an uncommon site of origin for ectopic atrial tachycardia. Right atrial appendage tachycardia (RAAT) has been noted to be prevalent in young males and responds well to radiofrequency ablation. We report a case of RAAT resistant...
Remote navigation for ablation of arrhythmias in patients with congenital heart disease Suman-Horduna I, Ernst S Progress in Pediatric Cardiology December 1, 2012 Radiofrequency ablation of cardiac arrhythmias in patients with congenital heart disease has emerged as a superior alternative treatment to antiarrhythmic medication. However, more accurate pre- and peri-operative definition of the anatomical details…
Novel robotic catheter manipulation system integrated with remote magnetic navigation for fully remote ablation of atrial tachyarrhythmias: a two-centre evaluation Nölker G, Gutleben KJ, Muntean B, Vogt J, Horstkotte D, Dabiri Abkenari L, Akca F, Szili-Torok T EP Europace December 1, 2012 Studies have shown that remote magnetic navigation is safe and effective for ablation of atrial arrhythmias, although optimal outcomes often require frequent manual manipulation of a circular mapping catheter. The Vdrive robotic system (‘Vdrive’)…
Ablation of atrial tachycardia after Mustard and Senning surgeries for d-transposition of the great arteries Suman-Horduna I, Ernst S. Progress in Pediatric Cardiology December 1, 2012 Various types of cardiac arrhythmias can be encountered in patients with previous Mustard or Senning palliation for dextro transposition of the great arteries. This review focuses on the most frequent presentations with supraventricular tachycardias...
Magnetically guided irrigated gold-tip catheter ablation of persistent atrial fibrillation--techniques, procedural parameters and outcome Muntean B, Gutleben KJ, Heintze J, Vogt J, Horstkotte D, Nolker G Journal of Interventional Cardiac Electrophysiology November 1, 2012 Magnetically guided irrigated ablation has been introduced for atrial fibrillation (AF) ablation. However, data on ablation of persistent AF is scarce, and first-generation platinum–iridium catheters were burdened by char formation at the catheter tip…
Hepatico-tricuspid isthmus ablation for typical-like atrial flutter by femoral approach in absence of the inferior vena cava: use of magnetic navigation and three-dimensional mapping with image integration Latcu DG, Bun SS, Ricard P, Saoudi N Pacing and Clinical Electrophysiology November 1, 2012 The previously unknown congenital absence of inferior vena cava, an otherwise benign condition, may create difficulties for catheter ablation of arrhythmias. We describe a case of a typical‐like atrial flutter, in which magnetic navigation was important...
Interventional electrophysiology at the crossroads: cardiac mapping, ablation and pacing without fluoroscopy Lemery R Journal of Cardiovascular Electrophysiology October 1, 2012 In this issue of the Journal, Razminia et al. report on 60 consecutive patients who underwent cardiac mapping and ablation of atrial and ventricular arrhythmias, without fluoroscopic use. This was accomplished by using a combination of 3 methods…
Catheter ablation of ventricular tachycardias using remote magnetic navigation: a consecutive case-control study Szili-Torok T, Schwagten B, Akca F, Bauernfeind T, Abkenari LD, Haitsma D, Belle YV, de Groot N, Jordaens L Journal of Cardiovascular Electrophysiology September 1, 2012 Remote Magnetic Navigation for VT Ablation. Background: This study aimed to compare acute and late outcomes of VT ablation using the magnetic navigation system (MNS) to manual techniques in patients with (SHD) and without (NSHD) structural heart disease...
Ablation of Post Transplant Atrial Flutter and Pseudo-fibrillation Using Magnetic Navigation via a Superior Approach Tung R, Shivkumar K, Mandapati R Indian Pacing and Electrophysiology Journal September 1, 2012 Ablation of cavotricuspid ishtmus flutter and atrial tachycardia in a complex substrate has never been reported using remote navigation via superior approach. Venous access was obtained via right internal jugular for ablation and left subclavian for…
Expert Commentary: Novel Approach for Mapping and Ablation of a Left-Sided Accessory Pathyway Using Remote Magnetic Catheter Navigation Technology Weiss JP Journal of Innovations in Cardiac Rhythm Management August 1, 2012 Mapping and ablation of accessory pathways have evolved a great deal over the past few decades as catheters have replaced the need for open heart surgery procedures. More recently, catheter-based mapping of accessory pathways has evolved even further…
Acute and long-term outcomes of catheter ablation using remote magnetic navigation in patients with congenital heart disease Akca F, Bauernfeind T, Witsenburg M, Dabiri Abkenari L, Cuypers JA, Roos-Hesselink JW, de Groot NMS, Jordaens L, Szili-Torok T American Journal of Cardiology August 1, 2012 The aim of the present study was to assess the feasibility, safety, and long-term results of remote magnetic navigation in arrhythmias associated with complex congenital heart disease (CHD). The improved outcomes for CHD resulted in an increased number…
Magnetic versus manual catheter navigation for ablation of free wall accessory pathways in children Kim JJ, Macicek SL, Decker JA, Kertesz NJ, Friedman RA, Cannon BC Circulation: Arrhythmia and Electrophysiology August 1, 2012 Transcatheter ablation of accessory pathway (AP)–mediated tachycardia is routinely performed in children. Little data exist regarding the use of magnetic navigation (MN) and its potential benefits for ablation of AP-mediated tachycardia in this population...
Remote magnetic navigation and arrhythmia ablation Da Costa A, Lafond P, Romeyer-Bouchard C, Gate-Martinet A, Bisch L, Nadrouss A, Isaaz K Archives of Cardiovascular Diseases August 1, 2012 Radiofrequency treatment is the first-choice treatment for arrhythmias, in particular complex arrhythmias and especially atrial fibrillation, due to the greater benefit/risk ratio compared with antiarrhythmic drugs. However, complex arrhythmias…
Safety and efficacy of the remote magnetic navigation for ablation of ventricular tachycardias--a systematic review Akca F, Onsesveren I, Jordaens L, Szili-Torok T Journal of Interventional Cardiac Electrophysiology June 1, 2012 Remote magnetic navigation (RMN) is considered to be a solution for mapping and ablation of several arrhythmias. In this systematic review we aimed to assess the safety and efficacy of RMN in ablation of ventricular tachycardia (VT)…
Catheter ablation utilizing remote magnetic navigation: a review of applications and outcomes Bradfield J, Tung R, Mandapati R, Boyle NG, and Shivkumar K Pacing and Clinical Electrophysiology April 17, 2012 The utilization of the NIOBE™ magnetic navigation system (MNS, Stereotaxis, St. Louis, MO, USA) has increased significantly since the first published report in 2002. There has been much enthusiasm for this technology as a means to reduce radiation exposure...
Successful ablation of sinus node reentrant tachycardia using remote magnetic navigation system Malik AK, Ching CK, Liew R, Chong DT, Teo WS EP Europace March 1, 2012 Ablation of sinus node reentrant tachycardia (SNRT) may be difficult with risk of sinus node injury by using conventional catheters. We report successful ablation of SNRT by using remote magnetic navigation system. A 50-year-old female was on beta-blocker...
Long-term efficacy of single procedure remote magnetic catheter navigation for ablation of ischemic ventricular tachycardia: a retrospective study Dinov B, Schonbauer R, Wojdyla-Hordynska A, Braunschweig F, Richter S, Altmann D, et al. Journal of Cardiovascular Electrophysiology February 7, 2012 Remote magnetic navigation (RMN) aims to reduce some inherent limitations of manual radiofrequency (RF) ablation. However, data comparing the effectiveness of both methods are scarce. This study evaluated the acute and long‐term success of RMN…
Remote-controlled magnetic navigation and ablation with 3D image integration as an alternative approach in patients with intra-atrial baffle anatomy Ernst S, Babu-Narayan SV, Keegan J, Horduna I, Lyne J, Till J, Kilner PJ, Pennell D, Rigby ML, Gatzoulis MA Circulation: Arrhythmia and Electrophysiology February 1, 2012 Improvement in outcome of infants born with congenital heart defects has been accompanied by an increasing frequency of late arrhythmias. Ablation is difficult because of multiple tachycardias in the presence of complex anatomy with limited accessibility...
Remote magnetic navigation in atrial fibrillation Szili-Torok T, Akca F Expert Review of Medical Devices January 1, 2012 Atrial fibrillation (AF) is of profound public health importance and is largely a disease of aging and is responsible for increased morbidity- and mortality-related healthcare expenditures. Catheter ablation to isolate the pulmonary veins has become the therapy...
Initial experience with a magnetic navigation system for invasive treatment in patients with non-ST-segment elevation acute coronary syndromes Wang H, Li C, Wang L, Yang Z, Cao K Journal of Interventional Cardiology December 1, 2011 Magnetic navigation system (MNS) assisted percutaneous coronary intervention (MPCI) has been demonstrated an advantage over conventional PCI (CPCI) in complex lesions and tortuous vessels. However, the benefits of MNS in clinical unstable and vulnerable…
Luminal esophageal temperature rise and esophageal lesion formation following remote-controlled magnetic pulmonary vein isolation Konstantinidou M, Wissner E, Chun JK, Koektuerk B, Metzner A, Tilz RR, Rillig A, Fuernkranz A, Wohlmuth P, Ouyang F, Kuck KH HeartRhythm December 1, 2011 Remote magnetic pulmonary vein isolation (PVI) demonstrates comparable success rate to manual ablation, but thermal effects on esophageal tissue remain undefined. The purpose of this study was to evaluate the potential thermal effects on esophageal tissue...
Remote magnetic versus manual catheter navigation for circumferential pulmonary vein ablation in patients with atrial fibrillation Luthje L, Vollmann D, Seegers J, Dorenkamp M, Sohns C, Hasenfuss G, Zabel M Clinical Research in Cardiology November 1, 2011 Only limited data exist on the clinical utility of remote magnetic navigation (RMN) for pulmonary vein (PV) ablation. Aim of this prospective study was to evaluate the safety and efficacy of RMN for PV isolation as compared to the manual (CON) approach…
Remote magnetic versus manual catheters: evaluation of ablation effect in atrial fibrillation by myocardial marker levels Solheim E, Off MK, Hoff PI, De Bortoli A, Schuster P, Ohm OJ, Chen J Journal of Interventional Cardiac Electrophysiology October 1, 2011 A remote magnetic navigation (MN) system is available for radiofrequency ablation of atrial fibrillation (AF), challenging the conventional manual ablation technique. The myocardial markers were measured to compare the effects of the two types of…
Epicardial ablation for ventricular tachycardia: a European multicenter study Della Bella P, Brugada J, Zeppenfeld K, Merino J, Neuzil P, Maury P, Maccabelli G, Vergara P, Baratto Circulation: Arrhythmia and Electrophysiology October 1, 2011 The purpose of this study was to describe the epicardial percutaneous ablation experience of 6 European high-volume ventricular tachycardia (VT) ablation centers. Data from 218 patients with coronary artery disease, idiopathic dilated of patients with…
Cavotricuspid Isthmus Anatomy Determines The Success Of Remote Controlled Magnetic Bidirectional Block: A Comparsion Between Magnetic 8-mm Solid Tip And 3.5-mm Magnetic Irrigated Tip Catheter Koektuerk B, Chun JK, Wissner E, Schmidt B, Ernst S, Ouyang F, Kuck KH Indian Pacing and Electrophysiology Journal July 1, 2011 Cavotricuspid isthmus (CTI) anatomy is associated with a great inter-individual variability. The aim of this study was to compare the magnetic 8-mm tip catheter versus the novel 3.5-mm magnetic irrigated tip catheter in achieving bidirectional right atrial...
The magnetic navigation system allows safety and high efficacy for ablation of arrhythmias Bauernfeind T, Akca F, Schwagten B, de Groot N, Van Belle Y, Valk S, Ujvari B, Jordaens L, Szili-Torok T EP Europace July 1, 2011 We aimed to evaluate the safety and long-term efficacy of the magnetic navigation system (MNS) in a large number of patients. The MNS has the potential for improving safety and efficacy based on atraumatic catheter design and superior navigation capabilities...
Primary percutaneous coronary intervention by magnetic navigation compared with conventional wire technique Patterson MS, Dirksen MT, Ijsselmuiden AJ, Amoroso G, Slagboom T, Laarman GJ, Schultz C, van Domburg RT, Serruys PW, Kiemeneij F European Heart Journal June 1, 2011 Comparison of magnetic guidewire navigation in percutaneous coronary intervention (MPCI) vs. conventional percutaneous coronary intervention (CPCI) for the treatment of acute myocardial infarction. We compared 65 sequential patients undergoing primary MPCI...
Randomized comparison of the magnetic navigation system vs. standard wires in the treatment of bifurcations Ramcharitar S, van der Giessen WJ, van der Ent M, Serruys PW, van Geuns RJ European Heart Journal June 1, 2011 Randomly compare the magnetic navigation system (MNS) to standard guidewire techniques in managing bifurcating lesions. Methods and results Thirty-one consecutive patients with bifurcating lesions were randomized to cross the bifurcating vessels prior to treatment and thereafter the struts of deployed stents with either magnetic or standard guidewires.
Comparison of magnetic navigation system and conventional method in catheter ablation of atrial fibrillation: is magnetic navigation system is more effective and safer than conventional method? Choi MS, Oh YS, Jang SW, Kim JH, Shin WS, Youn HJ, Jung WS, Lee MY, Seong KB Korean Circ J. May 1, 2011 Although there have been so many reports of catheter ablation of atrial fibrillation (AF) with magnetic navigation system (MNS), it is not necessarily obvious that MNS is more effective than conventional ablation. We performed AF ablation with MNS…
Catheter ablation of right ventricular outflow tract tachycardia: a simplified remote-controlled approach Konstantinidou M, Koektuerk B, Wissner E, Schmidt B, Zerm T, Ouyang F, Kuck KH, Chun JK EP Europace May 1, 2011 Manual mapping and ablation of right ventricular outflow tract (RVOT) tachycardia may be associated with cardiac perforation and complicated by mechanically induced ventricular extrasystoles (VESs). The aim of this study was to assess remote-controlled magnetic...
Integration of dual source computed tomography with magnetic navigation system for percutaneous coronary intervention: a feasibility study Li C, Tang L, Yang Z, Cao K Catheterization and Cardiovascular Interventions April 28, 2011 To investigate the feasibility of integration of the dual source computed tomography (DSCT) and magnetic navigation system (MNS) to guide percutaneous coronary intervention (PCI). MNS has proven to be feasible for yielding high rates of procedural success for PCI...
Percutaneous transhepatic venous access for catheter ablation procedures in patients with interruption of the inferior vena cava Singh SM, Neuzil P, Skoka J, Kriz R, Popelova J, Love BA, Mittnacht AJ, Reddy VY Circulation: Arrhythmia & Electrophysiology April 2, 2011 Catheter ablation of left-sided atrial arrhythmias generally is performed using a transfemoral venous approach through the inferior vena cava (IVC). In this report, we assessed the feasibility of a percutaneous transhepatic approach to ablation of…
Remote Magnetic Navigation and Catheter Ablation of Ventricular Tachycardia: From Concept to Reality Berman AE Journal of Innovations in Cardiac Rhythm Management March 21, 2011 Radiofrequency catheter ablation (RFCA) of ventricular tachycardia (VT) remains a challenging electrophysiologic procedure, particularly in the setting of underlying structural heart disease. Remote magnetic navigation (RMN) is an emerging technology…
Update on rhythm mapping and catheter navigation LaPage MJ, Saul JP Current Opinion in Cardiology March 1, 2011 Rhythm mapping in electrophysiology is a critical step in the catheter ablation of arrhythmia substrates. The past decade has seen major advances in the technology used by electrophysiologists to visualize and treat arrhythmias. This review will summarize...
Magnetic navigation system assisted stenting of coronary bifurcation lesions Simsek C, Magro M, Patterson MS, Onuma Y, Ciampichetti I, van Weenen S, van Domburg RT, Serruys PW, Boersma E, van Geuns RJ EuroIntervention March 1, 2011 Magnetic guidewire assisted percutaneous coronary interventions (MPCI) could have certain advantages in coronary bifurcation lesions. We aimed to report the angiographic characteristics of the bifurcation lesions, as well as the procedural and clinical outcomes of the MPCI patients.
Role of Remote Navigation Systems in AF Ablation Schmidt B, Schulte-Hahn B, Nowak B, Windhorst V, Windhorst V, Julian Chun KR Journal of Atrial Fibrillation February 22, 2011 During the past decade atrial fibrillation (AF) ablation has developed from being an experimental treatment option to an evidence based therapy implemented in current guidelines. Irrigated radiofrequency current guided ablations remain...
Magnetically controllable gastrointestinal steering of video capsules Carpi F, Kastelein N, Talcott M, Pappone C IEEE Transactions on Biomedical Engineering February 1, 2011 Wireless capsule endoscopy (WCE) allows for comfortable video explorations of the gastrointestinal (GI) tract, with special indication for the small bowel. In the other segments of the GI tract also accessible to probe gastroscopy and colonscopy, WCE still...
Invasive therapy for atrial fibrillation: recent developments in ablation, navigation and mapping technology Andrikopoulos G, Tzeis S, Vardas PE Heart February 1, 2011 The last decade has seen dramatic advances in cardiac electrophysiology, particularly in its application for treatment of atrial fibrillation and other tachyarrhythmias. In this paper, the authors review key new technologies now beginning to impact on…
Flutter ablation with remote magnetic navigation: comparison between the 8-mm tip, the irrigated tip and a manual approach Anne W, Schwagten B, Janse P, Bauernfeind T, Van Belle Y, De Groot N, Knops P, Jordaens L, Szili-Torok T Acta Cardiologica January 6, 2011 Remote magnetic navigated ablation has proven its feasibility in a large group of arrhythmias. Until now only scarce data are available on the use for atrial flutter. In this study we compared remote magnetic navigation (RMN)...
Catheter ablation of atrial fibrillation using remote magnetic catheter navigation: a case-control study Arya A, Zaker-Shahrak R, Sommer P, Bollmann A, Wetzel U, Gaspar T, Richter S, Husser D, Piorkowski C, Hindricks G EP Europace January 1, 2011 To compare the acute and the 6 month outcome of catheter ablation of atrial fibrillation (AF) using irrigated tip magnetic catheter and remote magnetic cathter navigation (RMN) with manual catheter navigation in patients with paroxysmal and persistent AF...
Remote magnetic navigation for atrial fibrillation ablation: is 'As Good as Manual' good enough Burkhardt JD, Di Biase L, Natale A EP Europace January 1, 2011 Remote magnetic navigation for arrhythmia procedures has been performed since 2004. It has been shown to be useful in a variety of ablation procedures such as supraventricular tachycardia, ventricular tachycardia, epicardial ablation, and atrial fibrillation...
The feasibility and safety of applying the Magnetic Navigation System to manage chronically occluded vessels: a single centre experience Ramcharitar S, van der Giessen WJ, van der Ent M, de Feyter P, Serruys PW, van Geuns RJ EuroIntervention January 1, 2011 Applying the Magnetic Navigation System (MNS) to manage chronic total occlusions (CTOs). The MNS precisely directs a magnetised guidewire in vivo through two permanent external magnets. The first 43 consecutive MNS treated CTOs were retrospectively evaluated...
Irrigated-tip magnetic catheter ablation of AF: a long-term prospective study in 130 patients Pappone C, Vicedomini G, Frigoli E, Giannelli L, Ciaccio C, Baldi M, Zuffada F, Saviano M, Pappone A, Crisà S, Petretta A, Santinelli V HeartRhythm January 1, 2011 Nonirrigated magnetic ablation may result in potential char, ineffective lesions, and longer procedure times. This study sought to report the safety and long-term efficacy of irrigated-tip magnetic ablation of atrial fibrillation (AF)...
Magnetic navigation system assisted percutaneous coronary intervention: a comparison to the conventional approach in daily practice Li CJ, Wang H, Yang ZJ, Cao KJ Chinese Medical Journal January 1, 2011 The benefits of the magnetic navigation system (MNS) for percutaneous coronary intervention (PCI) remain unclear, and a comparison of the MNS assisted approach to the conventional approach for PCI, when used in daily practice, is little studied. This study...
Indian pacing and electrophysiology journal Sorgente A, Chierchia GB, Capulzini L, Yazaki Y, Muller-Burri A, Bayrak F, Sarkozy A, de Asmundis C, Paparella G, Brugada B Indian Pacing and Electrophysiology Journal December 26, 2010 The aim of the study was to compare in our center the effect of different ablation techniques on intermediate term freedom from atrial fibrillation (AF) or atrial tachycardia (AT) in patients affected by refractory AF.
Remote magnetic navigation with irrigated tip catheter for ablation of paroxysmal atrial fibrillation Miyazaki S, Shah AJ, Xhaët O, Derval N, Matsuo S, Wright M, Nault I, Forclaz A, Jadidi AS, Knecht S, Rivard L, Liu X, Linton N, Sacher F, Hocini M, Jaïs P, Haïssaguerre M Circulation: Arrhythmia & Electrophysiology December 1, 2010 The remote magnetic navigation system (MNS) has been used with a nonirrigated magnetic catheter for atrial fibrillation (AF) ablation. The objective of this study was to evaluate the feasibility and efficiency of the newly available irrigated tip magnetic catheter...
Interference of remote magnetic catheter navigation and ablation with implanted devices for pacing and defibrillation Lüthje L, Vollmann D, Seegers J, Sohns C, Hasenfuss G, Zabel M EP Europace November 1, 2010 Remote magnetic catheter navigation (RMN) may facilitate catheter ablation. However, as the system uses permanent magnets, interference (INF) with devices for pacing [pacemaker (PM)], defibrillation [implantable cardioverter defibrillators (ICD)]…
Catheter ablation of scar-related ventricular tachycardia in patients with electrical storm using remote magnetic catheter navigation Arya A, Eitel C, Bollmann A, Wetzel U, Sommer P, Gaspar T, Husser D, Piorkowski C, Hindricks G Pacing and Clinical Electrophysiology November 1, 2010 A remote magnetic navigation system (MNS) has been used for ablation of ventricular arrhythmias. However, irrigated tip catheter has not been evaluated in large series of patients. To evaluate acute and long-term efficiency of the newly available...
A Randomized Comparison of Transseptal and Transaortic Approaches for Magnetically Guided Ablation of Left‐Sided Accessory Pathways Schwagten B, Jordaens L, Rivero-Ayerza M, Van Belle Y, Knops P, Thornton IA, Szili-Torok T Pacing and Clinical Electrophysiology November 1, 2010 Radiofrequency catheter ablation of left-sided accessory pathways (APs) can be performed either by a transseptal (TS) or transaortic (TA) approach. When performed manually, these techniques are equally effective. The aim of this prospective randomized study...
3D reconstruction from contrast coronary angiography in magnetic percutaneous coronary intervention Patterson M Catheterization and Cardiovascular Interventions October 1, 2010 The magnetic navigation system allows precision wire-tip control that is guided by computer generated 3D models based on fluoroscopic images. These images can be post-processed and the information used to facilitate steering of wires in difficult anatomy...
Remote-controlled magnetic pulmonary vein isolation using a new irrigated-tip catheter in patients with atrial fibrillation Chun KR, Wissner E, Koektuerk B, Konstantinidou M, Schmidt B, Zerm T, Metzner A, Tilz R, Boczor S, Fuernkranz A, Ouyang F, Kuck KH Circulation: Arrhythmia & Electrophysiology October 1, 2010 Lack of an irrigated-tip magnetic catheter has limited the role of remote-controlled magnetic navigation (Niobe II, Stereotaxis) for catheter ablation of atrial fibrillation (AF). A novel 3.5-mm-tip irrigated magnetic catheter…
Safety of implantable pacemakers and cardioverter defibrillators in the magnetic field of a novel remote magnetic navigation system Jilek C, Tzeis S, Reents T, Estner HL, Fichtner S, Ammar S, Wu J, Hessling G, Deisenhofer I, Kolb C Journal of Cardiovascular Electrophysiology October 1, 2010 Electromagnetic interference with pacemaker and implantable cardioverter defibrillator (ICD) systems may cause temporary or permanent system malfunction of implanted devices. The aim of this study was to evaluate potential interference…
Safety of remote magnetic navigation in patients with pacemakers and implanted cardioverter defibrillators Eitel C, Hindricks G, Sommer P, Wetzel U, Bollmann A, Gaspar T, Piorkowski C, Arya A Journal of Cardiovascular Electrophysiology October 1, 2010 Remote magnetic catheter navigation (MNS) has been shown to be feasible and safe for radiofrequency catheter ablation of various cardiac arrhythmias. However, its safety in patients with implanted pacemakers or cardioverter-defibrillators has not yet been studied.
Ablation of idiopathic ventricular tachycardia Schreiber D, Kottkamp H Current Cardiology Reports September 1, 2010 Idiopathic ventricular arrhythmias occur in patients without structural heart disease. They can arise from a variety of specific areas within both ventricles and in the supravalvular regions of the great arteries. Two main groups need to be differentiated...
Remote navigation for ablation procedures–A new step forward in the treatment of cardiac arrhythmias Nguyen BL, Merino JL, and Gang ES European Cardiology August 26, 2010 Catheter ablation has become the curative treatment for various cardiac arrhythmias, including ventricular tachycardia and atrial fibrillation, leading to more challenging procedures, prolonged fluoroscopy exposure and the need for stable and reproducible catheter...
Endo-epicardial ablation of ventricular arrhythmias in the left ventricle with the remote magnetic navigation system and the 3.5-mm open irrigated magnetic catheter: results from a large single-center case–control series Di Biase L, Santangeli P, Astudillo V, Conti S, Mohanty P, Mohanty S, Sanchez JE, Horton R, Thomas B, Burkhardt JD, Natale A HeartRhythm August 1, 2010 Remote magnetic navigation (RMN) has been reported as a feasible and safe mapping and ablation system for treatment of ventricular arrhythmias (VAs). However, the reported success rates have been limited with the 4- and 8-mm catheter tips.
Mapping of atrial tachycardia by remote magnetic navigation in postoperative patients with congenital heart disease Wu J, Pflaumer A, Deisenhofer I, Hoppmann P, Hess J, Hessling G Journal of Cardiovascular Electrophysiology July 1, 2010 The purpose of this study was to investigate if remote magnetic navigation (RMN) offers a reduction of fluoroscopy time when used for atrial tachycardia (AT) mapping in a spectrum of patients with congenital heart disease (CHD)…
Effect of magnetic navigation system on procedure times and radiation risk in children undergoing catheter ablation Schwagten B, Witsenburg M, De Groot NM, Jordaens L, Szili-Torok T American Journal of Cardiology July 1, 2010 Transcatheter ablation is an effective method to eliminate the arrhythmogenic substrate in symptomatic children with various types of arrhythmias. A reduction in the procedure and fluoroscopy time would decrease the hazardous effects of the ablation procedures...
Six-month follow-up of isthmus-dependent right atrial flutter ablation using a remote magnetic catheter navigation system: a case-control study Huo Y, Hindricks G, Piorkowski C, Bollmann A, Wetzel U, Sommer P, Gaspar T, Kottkamp H, Arya A Acta Cardiologica June 1, 2010 The objective of this study was to compare results between the magnetic navigation system (MNS) and conventional catheter ablation of cavo-tricuspid isthmus (CTI)-dependent right atrial flutter (AFL) in a case control study.
Double intra-atrial connections in a patient late after orthotopic heart transplantation Bauernfeind T, Caliskan K, Kardos A, Balk AH, Jordaens L, Szili-Torok T The Journal of Heart and Lung Transplantation June 1, 2010 Atrial tachycardias occurring late after orthotopic heart transplantation are frequently caused by an ongoing atrial tachycardia in the recipient remnant atrium that is associated with intra-atrial muscle band connections between the 2 atrial compartments...
Atrial fibrillation ablation by aortic retrograde approach using a magnetic navigation system Miyazaki S, Nault I, Haïssaguerre M, Hocini M Journal of Cardiovascular Electrophysiology April 1, 2010 Stereotaxis remote magnetic navigation system (MNS) is a new technology with applications in the field of catheter ablation of cardiac arrhythmias. We report a case where the Stereotaxis MNS was successfully used to perform pulmonary vein isolation…
State-of-the-art and emerging technologies for atrial fibrillation ablation Dewire J, Calkins H Nature Reviews Cardiology March 1, 2010 Catheter ablation is an important treatment modality for patients with atrial fibrillation (AF). Although the superiority of catheter ablation over antiarrhythmic drug therapy has been demonstrated in middle-aged patients with paroxysmal AF…
Remote navigation and electroanatomic mapping in the pericardial space Burkhardt JD, Di Biase L, Horton R, Schweikert RA, and Natale A Cardiac Electrophysiology Clinics March 1, 2010 Mapping and ablation in the pericardial space has been shown to be beneficial for the treatment of different supraventricular and ventricular arrhythmias. The percutaneous subxiphoid approach is the most frequently used approach to access the pericardial space.
Magnetic capsule endoscopy: the future is around the corner Carpi F Expert Review of Medical Devices March 1, 2010 Since their introduction in clinical practice in 2001, swallowable video capsules have rapidly spread as a wireless technology for noninvasive endoscopic explorations of the digestive tube. Today, thousands of
patients undergo wireless capsule endoscopy (WCE)...
An in vivo comparison of radiofrequency cardiac lesions formed by standard and magnetically steered 4 mm tip catheters Thornton A, De Castro CB, van Deel E, Van Beusekom H, Jordaens L Netherlands Heart Journal February 1, 2010 In vivo comparison of cardiac radiofrequency ablation lesions between standard and magnetically steered 4 mm tip catheters has never been reported. High and low right atrium (RA) free wall, isthmus, right ventricle (RV) free wall and outflow tract lesions...
Left atrial appendage tip: an unusual site of successful ablation after failed endocardial and epicardial mapping and ablation Di Biase L, Schweikert RA, Saliba WI, Horton R, Hongo R, Beheiry S, Burkhardt DJ, Natale A Journal of Cardiovascular Electrophysiology February 1, 2010 Uncommon sites of ablation for arrhythmias can be the cause of failed ablations. This series includes 4 cases requiring ablation at the tip of the left atrial appendage after both endocardial and epicardial mapping and ablation failed.
Rotational coronary sinus venography and magnetic navigation to facilitate LV lead placement in cardiac resynchronization therapy Patterson M, van der Jagt R, Khan M Journal of Invasive Cardiology February 1, 2010 This report demonstrates the production and use of 3-D reconstruction of a coronary sinus from a single-injection rotational angiogram. The detailed virtual model enabled easy magnetic navigation of a wire for device placement in cardiac resynchronization therapy.
Navigation within the heart and vessels in clinical practice Beyar R Annals of the New York Academy of Sciences February 1, 2010 The field of interventional cardiology has developed at an unprecedented pace on account of the visual and imaging power provided by constantly improving biomedical technologies. Transcatheter-based technology is now routinely used…
Slow pathway radiofrequency ablation in patients with AVNRT: junctional rhythm is less frequent during magnetic navigation ablation than with the conventional technique Ricard P, Latcu DG, Yaïci K, Zarqane N, Saoudi N Pacing and Clinical Electrophysiology January 1, 2010 The occurrence of accelerated junctional rhythm (JR) during radiofrequency ablation of the slow pathway in patients with atrioventricular nodal reentrant tachycardia (AVNRT) is frequent. The aim of the present study was to compare…
Steerable catheters in minimally invasive vascular surgery Fu Y, Liu H, Huang W, Wang S, Liang Z International Journal of Medical Robotics December 1, 2009 Remote-controlled catheter navigation systems have recently been introduced into minimally invasive vascular surgery and some of them have already been applied in clinical practice. Steerable catheters with improved manoeuvrability play an important role...
Pulmonary vein isolation after circumferential pulmonary vein ablation: comparison between Lasso and three-dimensional electroanatomical assessment of complete electrical disconnection Augello G, Vicedomini G, Saviano M, Crisa S, Mazzone P, Ornago O, Zuffada F, Santinelli V, Pappone C HeartRhythm December 1, 2009 Pulmonary vein isolation (PVI) is one of the common endpoints of all atrial fibrillation (AF) ablation procedures and is most often validated using a preshaped circular catheter. However, three-dimensional (3D) electroanatomical systems…
Mapping and ablation of ventricular arrhythmias with magnetic navigation: comparison between 4-and 8-mm catheter tips Di Biase L, Burkhardt JD, Lakkireddy D, Pillarisetti J, Baryun EN, Biria M, Tomassoni G, Natale A, et al. Journal of Interventional Cardiac Electrophysiology November 1, 2009 Remote magnetic navigation (RMN) has been reported as an effective and safe tool to overcome the need for advanced operator skill in the treatment of complex arrhythmias. We report a series of patients undergoing radiofrequency catheter ablation…
New technologies in atrial fibrillation ablation Burkhardt JD, Natale A Circulation October 13, 2009 The treatment of atrial fibrillation has changed greatly in the past decade. Not long ago, the scientific community argued the benefits of a rate-control strategy versus a rhythmcontrol strategy. This argument was always hampered by the relative ineffective...
Atrial fibrillation ablation: how far have we come? Pappone C, Santinelli V Rev Esp Cardiol October 1, 2009 2009. Where are we in atrial fibrillation ablation? In the last few years, new horizons in atrial fibrillation (AF) ablation came closer became more visible as this approach has become the curative treatment modality for several tachyarrhythmias in many...
Remote magnetic catheter navigation for cavotricuspid isthmus ablation in patients with common-type atrial flutter Vollmann D, Luthje L, Seegers J, Hasenfuss G, Zabel M Circulation: Arrhythmia & Electrophysiology September 12, 2009 Conventional catheter ablation of cavotricuspid isthmus (CTI)-dependent atrial flutter is a widely applied standard therapy. Remote magnetic catheter navigation (RMN) may provide benefits for different ablation procedures…
German stereotaxis-guided percutaneous coronary intervention study group: first multicenter real world experience Krause K, Adamu U, Weber M, Hertting K, Hamm C, Kuck KH, Hoffmann R, Kelm M, Blindt R Clinical Research in Cardiology September 1, 2009 The aim of this observational multicenter study was to systematically evaluate the capability of the Stereotaxis Niobe Magnetic Navigation system to facilitate wire navigation during percutaneous coronary intervention (PCI), to determine success...
Ablation of atrioventricular nodal reentrant tachycardia using remote magnetic guidance (Stereotaxis) requires lower temperature and power settings because of improved local contact Moreno J, Archondo T, Barrios R, Perez-Castellano N, Porro R, Garcia Quintanilla J, et al. Rev Esp Cardiol September 1, 2009 The Stereotaxis(R) remote magnetic navigation system provides a new approach to ablation that could increase catheter stability. The aim was to determine whether improved tissue contact necessitates a change in traditional radiofrequency ablation parameters.
Remote navigation guided ablation of incessant atrial tachycardia in a patient with restricted venous access Kim AM, Badhwar N, Lee RJ Journal of Cardiovascular Electrophysiology September 1, 2009 We report a case of a 45-year-old man with incessant supraventricular tachycardia (SVT) in the setting of intrahepatic inferior vena cava thrombus and a left upper extremity arteriovenous fistula. A diagnostic electrophysiology study (EPS) was performed...
Stereotaxis Niobe magnetic navigation system for endocardial catheter ablation and gastrointestinal capsule endoscopy Carpi F, Pappone C Expert Review of Medical Devices September 1, 2009 The use of robotic instruments capable of assisting medical staff during interventional or diagnostic procedures is growing rapidly today. Recently, a robotic system (Niobe, Stereotaxis Inc., USA) has been developed for navigating magnetically enabled tools...
Initial clinical experience with the new irrigated tip magnetic catheter for ablation of scar-related sustained ventricular tachycardia: a small case series Haghjoo M, Hindricks G, Bode K, Piorkowski C, Bollmann A, Arya A Journal of Cardiovascular Electrophysiology August 1, 2009 A remote magnetic navigation system (MNS) has been used with a nonirrigated magnetic catheter for ablation of some supraventricular and ventricular arrhythmias. However, the irrigated tip catheter has not been evaluated…
Initial experience with remote magnetic navigation for left ventricular lead placement Mischke K, Knackstedt C, Schmid M, Hatam N, Becker M, Spillner J, Fache K, Kelm M, Schauerte P Acta Cardiologica August 1, 2009 A novel magnetic navigation system allows remote steering of guidewires and catheters. This system may be used for left ventricular lead placement for cardiac resynchronization therapy (CRT). We sought to evaluate the feasibility and safety…
'Two-by-two' pulmonary vein isolation in the presence of a complete situs inversus and dextrocardia: use of magnetic navigation and 3D mapping with image integration Ernst S, Berns E EP Europace August 1, 2009 Interventions in patients with 'abnormal' anatomy are a challenge for every invasive cardiologist. Understanding of the underlying geometry by 3D reconstruction of a pre-acquired image is facilitating the orientation of the operator…
Stereotaxis: a new approach to treating highly tortuous and angulated coronary lesions after conventional techniques have failed Canales EI, Córdova J, Escaned J, Hernández-Antolín R Rev Esp Cardiol August 1, 2009 Although it is an exception, extreme tortuosity of proximal coronary vessels may make it impossible to access the lesion to be treated during percutaneous coronary intervention (PCI). Recently, PCI treatment has seen the addition of…
Technical advances in the ablation of atrial fibrillation Ahmed H, Reddy VY HeartRhythm August 1, 2009 There is now a general consensus that for patients with paroxysmal atrial fibrillation, the goal of a catheter ablation procedure should be electrical isolation of the pulmonary veins (PVs). Attaining acute PV isolation has been facilitated by…
Usefulness of remote magnetic navigation for ablation of ventricular arrhythmias originating from outflow regions Schwagten BK, Szili-Torok T, Rivero-Ayerza M, Jessurun E, Valk S, Jordaens LJ Netherlands Heart Journal June 1, 2009 Monomorphic ventricular tachycardia (VT) and symptomatic monomorphic PVCs originating from the region of the right and left outflow tracts are increasingly treated by radiofrequency (RF) catheter ablation…
Comparison of magnetically navigated and conventional wire percutaneous coronary intervention of a single discrete stenosis Patterson MS, van Nooijen F, Ijsselmuiden A, Dirksen M, Domburg RV, Serruys P, et al. Catheterization and Cardiovascular Interventions May 6, 2009 The objective of this study is to compare magnetic guidewire navigation in percutaneous coronary intervention (MPCI) to conventional percutaneous coronary intervention (CPCI) for the elective treatment of a single discrete stenosis…
Robotic magnetic navigation for ablation of human arrhythmias: initial experience Latcu DG, Ricard P, Zarqane N, Yaici K, Rinaldi JP, Maluski A, Saoudi N Archives of Cardiovascular Diseases May 1, 2009 Magnetic navigation system (MNS) (Niobe, Stereotaxis, Saint-Louis, Missouri, USA) allows remote control of a radiofrequency ablation catheter using a steerable magnetic field and a catheter advancement system. We report our initial experience…
Chronicling the evolution of catheter ablation for atrial fibrillation and ventricular tachycardia Patel D, Burkhardt JD, Sanchez JE, Di Biase L, Horton RP, Natale A Journal of Invasive Cardiology May 1, 2009 The evolution of catheter ablation for atrial fibrillation. Over the past decade, atrial fibrillation ablation (AF) has evolved from an investigational therapy to one that many electrophysiologists have in their arsenal…
Use of magnetic guidewire navigation in the treatment of lower extremity peripheral vascular disease: report of the first human clinical experience Iyengar S, Gray WA Catheterization and Cardiovascular Interventions May 1, 2009 The use of a magnetic navigation system (MNS) to facilitate catheter placement in electrophysiologic procedures has been increasingly documented over the past decade. Recently, the utilization of MNS to aid guidewire directionality in complex…
The magnetic navigation system allows avoidance of puncturing a baffle during ablation of a postincisional macroreentrant tachycardia Schwagten B, Cuypers J, Szili-Torok T Cardiology in the Young April 1, 2009 An 18-year-old female patient with tricuspid atresia, discordant ventriculo-arterial connections, a total cavo-pulmonary connection, and a Damus-Kaye-Stansel suffered with atrial tachycardia. Use of a magnetically navigated…
Initial clinical experience of remote magnetic navigation system for catheter mapping and ablation of supraventricular tachycardias Xu D, Yang B, Shan Q, Zou J, Chen M, Chen C, et al. Journal of Interventional Cardiac Electrophysiology March 5, 2009 A remote magnetic navigation system (MNS) has been developed for mapping and catheter ablation of cardiac arrhythmias. The present study evaluates the safety and feasibility of this system to perform radiofrequency (RF) ablation in patients…
Integration of multislice computed tomography with magnetic navigation facilitates percutaneous coronary interventions without additional contrast agents Ramcharitar S, Pugliese F, Schultz C, Ligthart J, de Feyter P, Li H, et al. Journal of the American College of Cardiology March 1, 2009 We hypothesized that percutaneous coronary intervention (PCI) without additional contrast agents can be performed by directly integrating multislice computed tomography coronary angiography (CTCA) within…
Initial experience with catheter ablation using remote magnetic navigation in adults with complex congenital heart disease and in small children Schwagten B, Jordaens L, Witsenburg M, Duplessis F, Thornton A, van Belle Y, et al. Pacing and Clinical Electrophysiology February 23, 2009 The improved outcomes and increased availability of surgery for congenital heart disease (CHD) over the last three decades have created a small but steadily increasing subset of patients with…
Magnetic wire lock: prevention and correction to avoid wire fracture van der Hilst K, Patterson MS Catheterization and Cardiovascular Interventions February 17, 2009 This report illustrates an undescribed mechanism causing magnetic angioplasty wire fracture and describes how to avoid its occurrence and how to correct it, if it occurs. The cause is the transition point in the wire between a flexible wire shaft and..
The future of atrial fibrillation ablation: new technologies and indications: atrial fibrillation Ernst S Heart February 1, 2009 The curative catheter ablation of atrial fibrillation (AF) has made some important advances during the last few years towards a reproducible and effective procedure. Besides the role of the electrical trigger to induce paroxysmal AF episodes by rapid bursts...
Atrial fibrillation: unanswered questions and future directions Reddy VY Cardiology Clinics February 1, 2009 The seminal demonstration of the role of pulmonary vein triggers in the pathogenesis of atrial fibrillation (AF) and the potential therapeutic role of catheter ablation to treat patients who have…
Magnetic guidance for cardiac procedures Aktas MK, Daubert JP, Hall B Cardiology Journal January 6, 2009 Growing up many of us experienced the joy of manipulating needles or other metals with small magnets trying to maneuver them through obstacles. Today this same concept can be used to precisely guide catheters during cardiac procedures. The Niobe…
Magnetically navigated percutaneous coronary intervention in distal and/or complex lesions may improve procedural outcome and material consumption IJsselmuiden AJ, Patterson MS, van Nooijen FC, Tangelder GJ, Dirksen MT, Amoroso G, et al. EuroIntervention January 1, 2009 Aims: Comparison of magnetic guidewire navigation in percutaneous coronary intervention (magnetic PCI) across distal and/or complex lesions versus conventional navigation (conventional PCI)...Conclusion: Magnetic compared to conventional PCI is an attractive…
Magnetic navigation and catheter ablation of right atrial ectopic tachycardia in the presence of a hemi-azygos continuation: a magnetic navigation case using 3D electroanatomical mapping Ernst S, Chun JK, Koektuerk B, Kuck KH Journal of Cardiovascular Electrophysiology January 1, 2009 We report on a 63-year-old female patient in whom an electrophysiologic study discovered a hemi-azygos continuation. Using the magnetic navigation system, remote-controlled ablation was performed in conjunction with the 3D electroanatomical mapping system.
Integration of 3D reconstruction in the SELection criteria for Excessive Crossing Times for Magnetically Supported Percutaneous Coronary Intervention Patterson MS, Hoeks SE, Rijkenberg S, Ramchartar S, van Guens RJ, Tanimoto S, et al. EuroIntervention January 1, 2009 To develop a clinical prediction rule based on 3D reconstruction of coronary arteries that would prospectively identify lesions that are difficult to cross and could benefit from magnetic navigation. The coronary anatomy of a cohort of…
Feasibility and safety of remote-controlled magnetic navigation for ablation of atrial fibrillation Katsiyiannis WT, Melby DP, Matelski JL, Ervin VL, Laverence KL, Gornick CC American Journal of Cardiology December 15, 2008 Radiofrequency ablation for atrial fibrillation (AF) involves complex catheter manipulation resulting in prolonged procedure time and fluoroscopy exposure. Remote magnetic navigation (RMN) represents a novel approach toward improving...
Catheter ablation - new developments in robotics Chun KR, Schmidt B, Köktürk B, Tilz R, Fürnkranz A, Ouyang F, Kuck KH, et al. Herz December 1, 2008 Catheter ablation has become the curative treatment modality for various arrhythmias. Extending the indications for catheter ablation from simple supraventricular tachycardias to complex arrhythmias such as ventricular tachycardia or atrial fibrillation...
Mapping of intraatrial reentrant tachycardias by remote magnetic navigation in patients with d-transposition of the great arteries after mustard or senning procedure Wu J, Pflaumer A, Deisenhofer I, Ucer E, Hess J, Zrenner B, et al. Journal of Cardiovascular Electrophysiology November 5, 2008 Mapping of intraatrial reentrant tachycardia (IART) still presents a challenge in complex congenital heart disease. The goal of this work was to present our initial experience with remote magnetic navigation (RMN) for mapping of IART in four patients...
Remote navigation systems in electrophysiology Schmidt B, Chun KR, Tilz RR, Koektuerk B, Ouyang F, Kuck KH EP Europace November 1, 2008 Today, atrial fibrillation (AF) is the dominant indication for catheter ablation in big electrophysiologists (EP) centres. AF ablation strategies are complex and technically challenging…
Impact of remote magnetic catheter navigation on ablation fluoroscopy and procedure time Kim AM, Turakhia M, Lu J, Badhwar N, Lee BK, Lee RJ, Marcus GM, Tseng ZH, Scheinman M, Olgin JE Pacing and Clinical Electrophysiology November 1, 2008 Remote magnetic catheter navigation (RCN) is gaining acceptance in clinical cardiac electrophysiology, but details regarding how RCN affects procedure execution are not well characterized...RCN can reduce fluoroscopy time and may reduce complications…
Magnetic robotic manoeuvring of gastrointestinal video capsules: preliminary phantom tests Carpi F, Pappone C Biomedicine & Pharmacotherapy October 1, 2008 Ingestible video capsules enable today non-invasive and comfortable gastrointestinal explorations. As such, capsule endoscopy is progressively emerging as an attractively simple wireless technology for optical investigations…
Magnetic and robotic navigation for catheter ablation: "joystick ablation" Ernst S Journal of Interventional Cardiac Electrophysiology October 1, 2008 Catheter ablation has become the treatment of choice to cure various arrhythmias in the last decades. The newest advancement of this general concept is made on the navigation ability using remote-controlled ablation catheters. This review summarizes...
Remote magnetic versus manual catheter navigation for ablation of supraventricular tachycardias: a randomized, multicenter trial Wood MA, Orlov M, Ramaswamy K, Haffajee C, Ellenbogen K, Stereotaxis Heart Study Investigators Pacing and Clinical Electrophysiology October 1, 2008 The potential benefits of remote robotic navigation for catheter ablation procedures have not been demonstrated in controlled clinical trials. The purpose of this study was to compare remote magnetic catheter navigation to manual navigation…
Ablation of idiopathic left ventricular tachycardia using remote magnetic navigation integrated with advanced mapping De Torres F, Szili-Torok T, Orellana FJ, Jordaens LJ Rev Esp Cardiol October 1, 2008 Idiopathic left ventricle tachycardia (ILVT) is an uncommon form of ventricular tachycardia (VT) that is seen in young patients without structural heart disease. Whereas medical treatment is only palliative, radiofrequency (RF) catheter ablation is…
Automatic magnetic-guided electroanatomical mapping and remote-controlled ablation of atypical and typical atrial flutter Schneider MA, Neuser H, Koller ML, Schumacher B Pacing and Clinical Electrophysiology September 15, 2008 Two patients with inconclusive surface electrocardiogram patterns underwent nonfluoroscopy automatic mapping and remote-controlled ablation of nonisthmus and isthmus-dependent right atrial flutter…
Computed tomography-fluoroscopy overlay evaluation during catheter ablation of left atrial arrhythmia Knecht S, Skali H, O'Neill MD, Wright M, Matsuo S, Chaudhry GM, et al. EP Europace August 1, 2008 Proper visualization of left atrial (LA) and pulmonary vein (PV) anatomy is of crucial importance during atrial fibrillation (AF) ablation. This two-centre study evaluated a new automatic computed tomography (CT)-fluoroscopy overlay system…
Remote magnetic navigation-assisted catheter ablation enhances catheter stability and ablation success with lower catheter temperatures Davis DR, Tang AS, Gollob MH, Lemery R, Green MS, Birnie DH Pacing and Clinical Electrophysiology July 1, 2008 It has been suggested that remote magnetic navigation (RMN) may provide enhanced catheter stability and substrate contact to aid in ablation. To date, no study has examined this claim. Accordingly, we compared the characterstics of successful ablation…
Magnetically guided left ventricular lead implantation based on a virtual three-dimensional reconstructed image of the coronary sinus Rivero-Ayerza M, Jessurun E, Ramcharitar S, van Belle Y, Serruys PW, Jordaens L EP Europace June 27, 2008 Left ventricular (LV) lead implantation is feasible using remote magnetic navigation of a guidewire (Stereotaxis, St Louis, MO, USA). A novel software that performs a three-dimensional (3D) reconstruction…
A randomized comparison of the magnetic navigation system versus conventional percutaneous coronary intervention Ramcharitar S, van Geuns RJ, Patterson M, van der Giessen WJ, van der Ent M, van Domburg RT, et al. Catheterization and Cardiovascular Interventions June 16, 2008 A randomized comparison of the magnetic navigation system (MNS) to conventional guidewire techniques in percutaneous coronary interventions.
The MNS precisely directs a magnetized guidewire in vivo through…
Initial clinical experience with a remote magnetic catheter navigation system for ablation of cavotricuspid isthmus-dependent right atrial flutter Arya A, Kottkamp H, Piorkowski C, Bollmann A, Gerdes-Li JH, Riahi S, Esato M, Hindricks G Pacing and Clinical Electrophysiology May 1, 2008 A remote magnetic navigation system (MNS) is available and has been used with a 4-mm-tip magnetic catheter for radiofrequency (RF) ablation of some supraventricular and ventricular arrhythmias; however, it has not been evaluated for the ablation of...
Safety and efficacy of remote magnetic ablation for atrial fibrillation Pappone C, Santinelli V Journal of the American College of Cardiology April 22, 2008 We read the recent study by Di Biase et al. published in the Journal. Our pivotal experience demonstrated that remote ablation is effective and safe without tip charring. These results were subsequently confirmed in hundreds of patients undergoing atrial…
Ablation of a focal left atrial tachycardia via a retrograde approach using remote magnetic navigation Thornton AS, Rivero-Ayerza M, Jordaens LJ EP Europace April 7, 2008 A 66-year-old man who had undergone successful ablation of typical atrial flutter subsequently developed a left atrial tachycardia. A trans-septal approach was proposed, but not performed due to risk. He was referred to us with the suggestion that...
Remote magnetic navigation system provides a superior catheter stability in acquisition of His bundle electrogram Tahir SM, Chaudhry GM, Syed MA, Marchese T, Kotler G, Haffajee CI, et al. Journal of Interventional Cardiac Electrophysiology March 21, 2008 Catheter stability is a key prerequisite for a successful EP procedure. Remote magnetic navigation system (RMNS) was recently introduced for the manipulation of EP catheters. It may provide an improved catheter stability…
Successful ablation of focal left atrial tachycardia using Stereotaxis Niobe remote magnetic navigation system Mehta R, Hart DT, Nagra BS, Liu Z, Kantharia BK EP Europace March 1, 2008 Stereotaxis Niobe remote magnetic navigation system (MNS) (St Louise, USA), is a new technology that has applications in the field of catheter based ablation treatment of cardiac arrhythmias. Most if not all data on the feasibility, safety, and efficacy...
Use of the Stereotaxis Niobe® magnetic navigation system for percutaneous coronary intervention: Results from 350 consecutive patients Kiemeneij F, Patterson MS, Amoroso G, Laarman G, Slagboom T Catheterization and Cardiovascular Interventions March 1, 2008 The Stereotaxis Niobe magnetic navigation system (MNS; Stereotaxis, St. Louis, MO) facilitates precise vector based navigation of magnetically-enabled guidewires for percutaneous coronary intervention (PCI) by using two permanent magnets…
Technology Insight: magnetic navigation in coronary interventions Ramcharitar S, Patterson MS, van Geuns RJ, van Meighem C, Serruys PW Nature Reviews Cardiology February 5, 2008 Magnetic navigation is rapidly emerging as a useful technology in the field of interventional cardiology. Precise control of the direction of a guide wire or a device in three-dimensional space offers a means to access vessels and…
Remote ablation of accessory pathways Pappone C, Santinelli V European Heart Journal February 1, 2008 We read with interest, pleasure, and satisfaction the recent study by Chun et al. which definitively confirms our previous pivotal experience on the efficacy of remote ablation in hundreds of patients with single or multiple accessory pathways…
Magnetic-guided percutaneous coronary intervention enabled by two-dimensional guidewire steering and three-dimensional virtual angioscopy: initial experiences in daily clinical practice Schneider MA, Hoch FV, Neuser H, Brunn J, Koller ML, Gietzen F, et al. Journal of Interventional Cardiology January 28, 2008 Percutaneous coronary intervention (PCI) has been broadly established and often includes highly complex stenoses that require difficult navigation. The purpose of this study is to assess the feasibility of a new magnetic…
Atrial fibrillation: unanswered questions and future directions Reddy VY Med Clin North Am January 1, 2008 Just more than a decade ago, Haissaguerre and colleagues provided the seminal demonstration of the role of pulmonary vein triggers in the pathogenesis of atrial fibrillation (AF) and the potential therapeutic…
Robotic approach to catheter ablation Ernst S Current Opinion in Cardiology January 1, 2008 The aim of this review is to introduce two novel techniques for catheter ablation of various arrhythmias in a remote-controlled fashion...These two novel technologies offer the fascinating option of performing catheter ablation in a remote-controlled fashion.
Initial experience with alcohol septal ablation using a novel magnetic navigation system Buergler JM, Alam S, Spencer W, Kleiman NS, Melendez Y, Franklin J, Nagueh SF Journal of Interventional Cardiology December 1, 2007 We compared the use of magnetically assisted intervention (MAI) with conventional guidewire techniques to perform alcohol septal ablation (ASA) in patients with hypertrophic obstructive cardiomyopathy (HOCM). Treatment of symptomatic patients…
Robotic and magnetic navigation for atrial fibrillation ablation. How and why? Pappone C, Augello G, Gugliotta F, Santinelli V Expert Review of Medical Devices November 1, 2007 Catheter ablation techniques for atrial fibrillation are evolving with targets for radiofrequency ablation of atrial fibrillation increasingly being selected based on anatomic considerations. Such anatomic ablation techniques require precise catheter localization...
A randomised controlled study comparing conventional and magnetic guidewires in a two-dimensional branching tortuous phantom simulating angulated coronary vessels Ramcharitar S, Patterson MS, van Geuns RJ, van der Ent M, Sianos G, Welten GM, et al. Catheterization and Cardiovascular Interventions November 1, 2007 To directly compare the magnetic navigation system (MNS) guidewires with conventional guidewires in branching tortuous phantoms with operators of varying MNS and percutaneous coronary intervention experience…
Magnetic navigation and voltage mapping guided implantation of a pacemaker atrial lead in a previously unpaceable patient Saoudi N, Ricard P, Yaici K EP Europace September 6, 2007 We report successful implantation of the atrial pacing lead in a patient in whom such operation had previously failed with the manual approach. Right atrial (RA) electro-anatomical voltage mapping was used to…
Catheter ablation of accessory pathways: is remote control viable? Lindsay BD Nature Reviews Cardiology September 1, 2007 Catheter ablation of accessory pathways (APs) is a successful therapy for symptomatic atrioventricular re-entry tachycardia, but manual manipulation of the relatively stiff catheter can lead to complications. Futhermore, both investigator and patient are...
Is pulmonary vein antrum isolation a critical determinant of recurrent arrhythmias after ablation of atrial fibrillation? Lindsay BD Journal of the American College of Cardiology August 28, 2007 In this issue of the Journal, Di Biase et al. reported their initial experience with remote magnetic navigation of a 4-mm-tip catheter for ablation of atrial fibrillation (AF). Their results confirm that the catheter navigated to targets and reduced fluoroscopy...
Remote magnetic navigation: human experience in pulmonary vein ablation Di Biase L, Fahmy TS, Patel D, Bai R, Civello K, Wazni OM, Burkhardt JD, Natale A, et al. Journal of the American College of Cardiology August 28, 2007 We aimed at assessing the feasibility and efficacy of remote magnetic navigation (MN) and ablation in patients with atrial fibrillation (AF). This novel MN system could facilitate standardization of the procedures, reducing the importance of the operator skill.
Magnetic catheter navigation system interference with a dual-chamber pacemaker Kolb C, Luik A, Hessling G, Zrenner B Journal of Cardiovascular Electrophysiology August 1, 2007 A 28-year-old male patient presented at our institution with symptomatic atypical atrial flutter. His underlying heart disease was congenitally corrected transposition of the great arteries (AV- and VA-discordance), atrial (ASD) and ventricular septal defect (VSD)...
First experience with remote left ventricular mapping and transendocardial cell injection with a novel integrated magnetic navigation-guided electromechanical mapping system Perin EC, Silva GV, Fernandes MR, Munger T, Pandey A, Sehra R, et al. EuroIntervention May 1, 2007 The purpose of this preclinical feasibility study was to evaluate a novel integrated platform in which magnetic navigation is used to remotely guide electromechanical mapping of the left ventricle (LV) and transendocardial cell injections…
Interventional electrophysiology and cardiac resynchronization therapy: delivering electrical therapies for heart failure Burkhardt JD, Wilkoff BL Circulation April 24, 2007 Implantable devices have become a readily available option for patients with heart failure. Not only do these patients develop bradycardia and ventricular tachycardia, but their ventricular dysfunction can often…
Magnetic navigation system used successfully to cross a crushed stent in a bifurcation that failed with conventional wires Ramcharitar S, Patterson MS, van Geuns RJ, Serruys PW Catheterization and Cardiovascular Interventions April 20, 2007 Bifurcation lesions can be technically demanding to manage, and even in the era of drug eluting stents, their procedural success is variable. The use of the crush technique followed by “kissing” balloon postdilatation has been…
Magnetic navigation: a pivotal technology Raizner AE Catheterization and Cardiovascular Interventions April 20, 2007 Since the first PCI was performed by Dr. Andreas Gruntzig in 1977 using a fixed wire-tipped balloon catheter, the only fundamental change in vessel navigation technology was the introduction of the movable long coronary guidewire as a device separate from the...
A left-sided accessory pathway revisited with remote retrograde magnetic navigation Thornton AS, Jordaens L Pacing and Clinical Electrophysiology April 9, 2007 Accessory pathways can be ablated with a high success rate. Occasionally, recurrences appear after successful procedures, sometimes shortly after the end of the procedure. We describe a successful ablation using remote magnetic navigation…
Neuroendovascular magnetic navigation: clinical experience in ten patients Dabus G, Gerstle RJ, Cross DT, 3rd, Derdeyn CP, Moran CJ Neuroradiology April 1, 2007 The magnetic navigation system consists of an externally generated magnetic field that is used to control and steer a magnetically tipped microguidewire. The goal of this study was to demonstrate that the use of the magnetic navigation system and its magnetic...
Magnetic guide-wire navigation in pulmonary and systemic arterial catheterization: initial experience in pigs Grosse-Wortmann L, Grabitz R, Seghaye MC Journal of Vascular and Interventional Radiology April 1, 2007 Cardiovascular catheterization can be challenging whenever a stenosis or an abnormal vascular course interferes with probing the target vessel. This study addresses the feasibility of navigating a guide wire with a magnetic tip by an external magnetic field...
Initial experience with a novel remote-guided magnetic catheter navigation system for left ventricular scar mapping and ablation in a porcine model of healed myocardial infarction Ray IB, Dukkipati S, Houghtaling C, McPherson CD, Kastelein N, Ruskin JN, et al. Journal of Cardiovascular Electrophysiology March 28, 2007 This study examined the feasibility of using a remote magnetic catheter navigation system (MNS) in concert with an EAM system to perform detailed left ventricular scar mapping and ablation in a porcine model…
Bidirectional superior vena cava: right atrial conduction delay during tachycardia Thornton AS, Rivero-Ayerza M, Mekel JM, Jordaens L EP Europace March 16, 2007 The superior vena cava, like all the thoracic veins, has myocardial sleeves and plays a role in initiation and perpetuation of atrial fibrillation. Conduction delay between it and the right atrium has been shown previously. This case study shows…
Remote magnetic navigation to guide endocardial and epicardial catheter mapping of scar-related ventricular tachycardia Aryana A, d'Avila A, Heist EK, Mela T, Singh JP, Ruskin JN, Reddy VY Circulation March 13, 2007 The present study examines the safety and feasibility of using a remote magnetic navigation system to perform endocardial and epicardial substrate-based mapping and radiofrequency ablation in patients with scar-related ventricular tachycardia (VT).
Magnetic navigation in left-sided AV reentrant tachycardias: preliminary results of a retrograde approach Thornton AS, Rivero-Ayerza M, Knops P, Jordaens LJ Journal of Cardiovascular Electrophysiology March 6, 2007 A novel magnetic navigation system allows remote guidance of floppy radiofrequency (RF) ablation catheters. We evaluated the feasibility of mapping and ablation of left-sided accessory pathways (APs) using the retrograde transaortic approach with this system...
Remote magnetic catheter mapping and ablation of permanent junctional reciprocating tachycardia in a seven-year-old child Pflaumer A, Hessling G, Luik A, Wu J, Zrenner B Journal of Cardiovascular Electrophysiology February 28, 2007 Mapping and catheter ablation of permanent junctional reciprocating tachycardia (PJRT) in children can be challenging. Remote magnetic navigation may improve precise mapping and catheter stability during ablation…
Initial Clinical Experience with Cardiac Resynchronization Therapy Utilizing a Magnetic Navigation System Gallagher P, Martin L, Angel L, Tomassoni G Journal of Cardiovascular Electrophysiology February 1, 2007 The placement of left ventricular (LV) leads during cardiac resynchronization therapy (CRT) involves many technical difficulties. These difficulties increase procedural times and decrease procedural success rates.
Rotational angiography: A novel application of an old concept Oral H HeartRhythm January 1, 2007 Due to the multifactorial nature of the genesis of atrial fibrillation (AF), catheter ablation of AF, particularly chronic AF, has evolved to include a variety of complex lesions in the left atrium that extend beyond the pulmonary veins…
Accurate and Reproducible Target Navigation with the Stereotaxis Niobe® Magnetic Navigation System Armacost MP, Adair J, Munger T, Viswanathan RR, Creighton FM, Curd DT, Sehra R Journal of Cardiovascular Electrophysiology January 1, 2007 The Stereotaxis Niobe® Magnetic Navigation System (MNS) allows for remote‐control navigation of magnetically enabled catheters and guidewires for clinical ablation and electrophysiology (EP) device placement using two permanent magnets…
Remote Navigation and Ablation of Atrial Fibrillation Pappone C, Santinelli V Journal of Cardiovascular Electrophysiology January 1, 2007 We have developed a new approach based on remote navigation and ablation by a magnetic catheter in a large number of patients with paroxysmal, persistent, or permanent atrial fibrillation. The operator sits in a separate control room, away from the x-ray...
Three-dimensional rotational angiography of the left atrium and esophagus--A virtual computed tomography scan in the electrophysiology lab? Orlov MV, Hoffmeister P, Chaudhry GM, Almasry I, Gijsbers GH, Swack T, Haffajee CI HeartRhythm January 1, 2007 Three-dimensional (3D) reconstruction of the heart and surrounding structures has been supplementing traditional two-dimensional imaging to guide diagnostic and therapeutic electrophysiologic procedures. Current methods…
“Sequential” Mapping Mimicking “Simultaneous” Mapping Using Magnetic Navigation During Catheter Ablation of Supraventricular Tachycardia: Results of the Single DX Study Ernst S, Chun JKR, Ujeyl A, Ouyang F, Kuck KH Journal of Cardiovascular Electrophysiology January 1, 2007 The magnetic navigation system (MNS) allows remote‐controlled navigation of an ablation catheter from the control room. We tested the hypothesis, whether the MNS and a single additional diagnostic nonsteerable catheter would have the potential to identify...
Remote-controlled catheter ablation of accessory pathways: results from the magnetic laboratory Chun JK, Ernst S, Matthews S, Schmidt B, Bansch D, Boczor S, Ujeyl A, Antz M, Ouyang F, Kuck KH European Heart Journal January 1, 2007 This study evaluates feasibility, safety, and efficacy of magnetic remote-controlled accessory pathway ablation. The novel magnetic navigation system (MNS) creates a steerable magnetic field controlling the distal magnetic tip of an ablation catheter.
Challenges and Solutions for Difficult Implantations of CRT Devices: The Role of New Technology and Techniques Shepard RK, Ellenbogen KA Journal of Cardiovascular Electrophysiology December 20, 2006 Cardiac resynchronization therapy (CRT) can markedly improve heart failure treatment in selected patients, but left ventricular (LV) lead implantation can be difficult or optimal lead position not obtainable.

Advances in the Approaches to Ablation of Complex Arrhythmias Thornton AS, Jordaens LJ Journal of Cardiovascular Electrophysiology December 20, 2006 A complex arrhythmia is one where successful ablation represents a serious challenge to the treating physician, and in this situation an advanced solution such as the combination of imaging with mapping and the ability to deliver a newer energy form using...
Magnetic navigation in percutaneous coronary intervention Patterson MS, Schotten J, van Mieghem C, Kiemeneij F, Serruys PW Journal of Interventional Cardiology December 1, 2006 Magnetic navigation is the use of adjustable magnetic fields to precisely direct wires and equipment for clinical applications. It is a recently developed option that is now available for interventional cardiology…
Substrate ablation in treatment of atrial fibrillation Pappone C, Santinelli V Journal of Cardiovascular Electrophysiology December 1, 2006 From the time catheter ablation of atrial fibrillation (AF) was first reported, of the two dominant approaches for AF ablation, only pulmonary vein (PV) isolation has been modified, while circumferential pulmonary vein ablation (CPVA) as performed…
Left ventricular lead implantation assisted by magnetic navigation in a patient with a persistent left superior vena cava Rivero-Ayerza M, van Belle Y, Mekel J, Jordaens LJ International Journal of Cardiology November 15, 2006 In a woman with a persistent left superior vena cava and a dilated coronary sinus, a right-sided biventricular ICD implantation was performed assisted by remote magnetic navigation. Intra-cardiac echocardiography was helpful in…
Magnetic assisted navigation in electrophysiology and cardiac resynchronisation: a review Thornton AS, Maximo Rivero-Ayerza M, Jordaens LJ Indian Pacing and Electrophysiology Journal October 1, 2006 Magnetic assisted navigation is a new innovation that may prove useful in catheter ablation of cardiac arrhythmias and cardiac resynchronization therapy. The ability to steer extremely floppy catheters and guidewires may allow for these to be positioned safely in...
Remote magnetic navigation to map and ablate left coronary cusp ventricular tachycardia Burkhardt JD, Saliba WI, Schweikert RA, Cummings J, Natale A Journal of Cardiovascular Electrophysiology October 1, 2006 Premature ventricular contractions (PVCs) and ventricular tachycardia may arise from the coronary cusps. Navigation, mapping, and ablation in the coronary cusps can be challenging. Remote magnetic navigation may offer an alternative…
Feasibility and safety of guidewire navigation using a magnetic navigation system in coronary artery stenoses Tsuchida K, Garcia-Garcia HM, Tanimoto S, Ong AT, Sehra R, van der Ent M, et al. EuroIntervention October 1, 2006 Magnetic assisted navigation is a new innovation that may prove useful in catheter ablation of cardiac arrhythmias and cardiac resynchronization therapy. The ability to steer extremely floppy catheters and guidewires may allow for these to be positioned..
Ablation of atrial fibrillation Pappone C, Santinelli V Current Cardiology Reports September 1, 2006 Fueled by dissatisfaction with pharmacologic strategies to treat atrial fibrillation (AF), the results of basic and clinical investigation into the understanding of AF initiation and maintenance mechanisms, and the explosive development in catheter-based...
How to perform encircling ablation of the left atrium Pappone C, Santinelli V HeartRhythm September 1, 2006 The purpose of this article is to describe the technique and results of circumferential pulmonary vein ablation (CPVA) in patients with atrial fibrillation (AF) as currently performed in Milan. Since a significant learning curve still exists with the standard...
Successful ablation of a concealed parahisian accessory pathway using a remote magnetic navigation system following failure by conventional methods Davis DR, Tang AS, Birnie DH, Gollob MH Journal of Interventional Cardiac Electrophysiology September 1, 2006 Using conventional catheters, ablation of concealed parahisian accessory pathways may be difficult and high risk for heart block. We describe the case of a concealed parahisian accessory pathway with three prior attempts to ablate using conventional methods...
Use of advanced mapping and remote magnetic navigation to ablate left ventricular fascicular tachycardia Thornton AS, Res J, Mekel JM, Jordaens LJ Pacing and Clinical Electrophysiology June 13, 2006 Ablation of idiopathic left ventricular, or fascicular tachycardia can be aided by electroanatomical mapping. The addition of a floppy, magnetically enabled ablation catheter may improve maneuvering as well as decrease mechanically induced arrhythmias…
Use of magnetic navigation to facilitate transcatheter alcohol septal ablation for hypertrophic obstructive cardiomyopathy Bach RG, Leach C, Milov SA, Lindsay BD Journal of Invasive Cardiology June 1, 2006 We describe a case of a severely symptomatic patient with HOCM and an unusually sharply angulated origin of a septal artery where, after conventional techniques failed, use of magnetic navigation permitted septal artery cannulation to facilitate PTSMA.
Remote-controlled magnetic ablation of a right anterolateral accessory pathway - the superior caval vein approach Chun JK, Schmidt B, Kuck KH, Ernst S Journal of Interventional Cardiac Electrophysiology June 1, 2006 An 18-year old male patient with recurrent supraventricular tachycardias was admitted for catheter ablation. Baseline ECG was consistent with right anterolateral accessory pathway (AP) conduction. The novel magnetic navigation system…
Magnetic versus manual guidewire manipulation in neuroradiology: in vitro results Krings T, Finney J, Niggemann P, Reinacher P, Luck N, Drexler A, et al. Neuroradiology June 1, 2006 Standard microguidewires used in interventional neuroradiology have a predefined shape of the tip that cannot be changed while the guidewire is in the vessel. We evaluated a novel magnetic navigation system (MNS) that generates a magnetic field…
Robotic magnetic navigation for atrial fibrillation ablation Pappone C, Vicedomini G, Manguso F, Gugliotta F, Mazzone P, Gulletta S, et al. Journal of the American College of Cardiology April 4, 2006 We assessed feasibility of magnetic catheter guidance in patients with atrial fibrillation (AF) undergoing circumferential pulmonary vein ablation (CPVA). No data are available on feasibility of remote navigation for AF ablation...
Perspectives on the development of a magnetic navigation system for remote control of electrophysiology catheters Lindsay BD EP Europace April 1, 2006 Development of the magnetic navigation system was motivated by the need for accurate catheter manipulation during complex ablation procedures that may include targets that are difficult to reach. The first step in the development of this technology…
Radiofrequency ablation of atrioventricular nodal reentrant tachycardia using a novel magnetic guidance system compared with a conventional approach Kerzner R, Sanchez JM, Osborn JL, Chen J, Faddis MN, Gleva MJ, Lindsay BD, Smith TW HeartRhythm March 1, 2006 A novel magnetic guidance system has been developed that allows the operator to remotely navigate an electrophysiology mapping/ablation catheter to precise locations in the heart for treatment of tachyarrhythmias. To date, this new technology…
Magnetic navigation in AV nodal re-entrant tachycardia study: early results of ablation with one- and three-magnet catheters Thornton AS, Janse P, Theuns DA, Scholten MF, Jordaens LJ EP Europace February 21, 2006 Steering soft, flexible catheters using an external magnetic field could have advantages for heart catheterization, especially for therapy of tachyarrhythmias. Our aims were to assess the feasibility of magnetic navigation to Koch's triangle…
Magnetic guidance for percutaneous coronary intervention: is it attractive? Catheter Cardiovasc Interv Vetrovec GW Catheterization and Cardiovascular Interventions February 17, 2006 In 1979-1980, when percutaneous transluminal coronary angioplasty was in its infancy, procedure success rates of 60-70% were considered the "norm." Subsequent improvements in equipment and operator experience raised acute success rates…
Guidewire navigation in coronary artery stenoses using a novel magnetic navigation system: first clinical experience Tsuchida K, Garcia-Garcia HM, van der Giessen WJ, McFadden EP, van der Ent M, Sianos G, et al. Catheterization and Cardiovascular Interventions February 17, 2006 The objective of this study was to investigate the efficacy of guidewire navigation across coronary artery stenoses using magnetic navigation system (MNS) versus conventional navigation. The MNS is a novel option to facilitate access to target lesions…
Remote magnetic navigation for mapping and ablating right ventricular outflow tract tachycardia Thornton AS, Jordaens LJ HeartRhythm February 8, 2006 Navigation, mapping, and ablation in the right ventricular outflow tract (RVOT) can be difficult. Catheter navigation using external magnetic fields may allow more accurate mapping and ablation. The purpose of this study was to assess the feasibility of RVOT...
Initial experience with a magnetic navigation system for percutaneous coronary intervention in complex coronary artery lesions Atmakuri SR, Lev EI, Alviar C, Ibarra E, Raizner AE, Solomon SL, Kleiman NS Journal of the American College of Cardiology February 7, 2006 The aim of this study was to evaluate the feasibility of a magnetic-assisted navigation system during percutaneous coronary intervention (PCI) of tortuous and severely angulated coronary arteries. The magnetic navigation system consists of two...
Remote controlled magnetically guided pulmonary vein isolation in canines Greenberg S, Blume W, Faddis M, Finney J, Hall A, Talcott M, Lindsay B HeartRhythm January 1, 2006 Ablation of atrial fibrillation (AF) remains a challenging procedure fraught with significant risks and technical difficulties. A magnetically guided catheter system has been developed that potentially addresses many of these challenges.
Use of the novel magnetic navigation system Niobe in percutaneous coronary interventions; the Hamburg experience Hertting K, Ernst S, Stahl F, Mathew S, Meulenbrug H, Reimers J, Kuck KH, Krause K EuroIntervention November 1, 2005 In interventional cardiology an increasing demand to treat complex coronary lesions (i.e. distal lesions, tortuous vessels, chronic occlusions) has developed within the last years. New devices to fulfill this demand are therefore needed. The magnetic navigation...
Magnetic wire navigation in PCI:Should magnetism "attract" the interventionalist's attention? Meese RB EuroIntervention November 1, 2005 In the realm of emerging coronary interventional technologies, an innovative Magnetic Navigation System (MNS) has been developed (Niobe, Stereotaxis, St. Louis, MO) for integrated clinical use with a digital, angiographic coronary system
Left ventricular lead placement within a coronary sinus side branch using remote magnetic navigation of a guidewire: a feasibility study Rivero-Ayerza M, Thornton AS, Theuns DA, Scholten MF, Mekel JM, Res J, et al. Journal of Cardiovascular Electrophysiology October 10, 2005 A novel magnetic navigation system (MNS) allowing remote guidance of catheters and guidewires might assist in implantation of left ventricular (LV) pacing leads. To assess the feasibility of deploying a LV…
Performance of magnetic field-guided navigation system for interventional neurosurgical and cardiac procedures Chu JC, Hsi WC, Hubbard L, Zhang Y, Bernard D, Reeder P, Lopes D Journal of Applied Clinical Medical Physics June 1, 2005 A hospital-based magnetic guidance system (MGS) was installed to assist a physician in navigating catheters and guide wires during interventional cardiac and neurosurgical procedures. The objective of this study is to examine the performance of this magnetic...
Remote catheter ablation of parahisian accessory pathways using a novel magnetic navigation system--a report of two cases Ernst S, Hachiya H, Chun JK, Ouyang F Journal of Cardiovascular Electrophysiology June 1, 2005 Ablation of anteroseptal (parahisian) pathways may be difficult using conventional catheters...Conclusions: The Niobe magnetic navigation system was successfully used to perform completely remote controlled mapping and ablation of parahisian accessory pathways.
Left ventricular lead placement within a coronary sinus side branch, using only a floppy guide wire and magnetic navigation Thornton AS, Alings M, Scholten MF, Jordaens LJ Heart March 1, 2005 In a 68 year old male patient with advanced refractory heart failure we engaged both the coronary sinus (CS) os and an appropriate side branch using an external magnet based system (Stereotaxis, St Louis, Missouri, USA)…
Evaluation of magnetic navigation in an in vitro model of uterine artery embolization Dietrich T, Kleen M, Killmann R, Wiesinger B, Wiskirchen J, Tepe G, Claussen CD, Duda SH Journal of Vascular and Interventional Radiology December 1, 2004 Purpose: To compare steering of a novel magnetic guide wire with a standard 0.014-inch guide wire within a vascular phantom. Conclusions: The (magnetic guiding system) enables exact endovascular navigation with shorter fluoroscopy time in an in vitro model...
Vascular guide wire navigation with a magnetic guidance system: experimental results in a phantom Schiemann M, Killmann R, Kleen M, Abolmaali N, Finney J, Vogl TJ Radiology August 1, 2004 To investigate the efficacy of a second-generation prototype magnetic guidance system in complex vessel phantoms versus conventional navigation in simulated interventional radiology procedures and to analyze…
Initial experience with remote catheter ablation using a novel magnetic navigation system: magnetic remote catheter ablation Ernst S, Ouyang F, Linder C, Hertting K, Stahl F, Chun J, Hachiya H, Bänsch D, Antz M, Kuck KH Circulation March 30, 2004 Background: Catheters are typically stiff and incorporate a pull-wire mechanism to allow tip deflection. While standing at the patient's side, the operator manually navigates the catheter in the heart using fluoroscopic guidance.
Modulation of the slow pathway in the presence of a persistent left superior caval vein using the novel magnetic navigation system Niobe Ernst S, Ouyang F, Linder C, Hertting K, Stahl F, Chun J, Hachiya H, Krumsdorf U, Antz M, Kuck KH EP Europace January 1, 2004 This is the first report of a young female with typical AVNRT in the presence of a persistent left superior caval vein that underwent catheter ablation using the novel magnetic navigation system (MNS) Niobe (Stereotaxis Inc.).
Magnetic guidance system for cardiac electrophysiology: a prospective trial of safety and efficacy in humans Faddis MN, Chen J, Osborn J, Talcott M, Cain ME, Lindsay BD Journal of the American College of Cardiology December 3, 2003 We evaluated in humans the safety and efficacy of a novel magnetic guidance system (MGS) for electrophysiological mapping, pacing, and ablation.
Magnetic catheter manipulation Faddis MN, Lindsay BD Coronary Artery Disease February 1, 2003 Conventional electrophysiology catheters used for arrhythmia albation utilize manual control mechamisms with limitations that may affect the efficacy and safety of complex arrhythmia ablations such as curative ablation of atrial fibrillation…
Novel, magnetically guided catheter for endocardial mapping and radiofrequency catheter ablation Faddis MN, Blume W, Finney J, Hall A, Rauch J, Sell J, Bae KT, Talcott M, Lindsay B Circulation December 3, 2002 Ablation of complex arrhythmias would be greatly facilitated by more precise control of ablation catheters. A feasibility study was performed in animals to evaluate a novel magnetic guidance system (MGS)…
Experimental study of the magnetic stereotaxis system for catheter manipulation within the brain Grady MS, Howard MA, 3rd, Dacey RG, Jr., Blume W, Lawson M, Werp P, Ritter RC Journal of Neurosurgery August 1, 2000 The magnetic stereotaxis system (MSS) is a device designed to direct catheter tips through magnetic forces. In this study the authors tested the safety and performance of the MSS in directing catheters through a nonlinear path to obtain biopsy specimens...
Prevalence of spinal disc disease among interventional cardiologists Ross AM, Segal J, Borenstein D, Jenkins E, Cho S American Journal of Cardiology January 1, 1997 A suspected, but undocumented, excess of axial skeletal disease among interventional cardiologists (possibly a consequence of lead apron use) was investigated by comparing questionnaire responses from cardiologists, orthopedic surgeons, and rheumatologists...
Magnet on the brain. Safer neurosurgery with magnetically steered implants Yam P Scientific American August 1, 1996
Optimal realization of arbitrary forces in a magnetic stereotaxis system Meeker DC, Maslen EH, Ritter RC, Creighton FM IEEE Transactions on Magnetics March 1, 1996 Very small implanted permanent magnets guided by large electromagnetic coils have been proposed previously as a method for delivering hyperthermia to or guiding catheters through brain tissue. This procedure is termed "magnetic stereotaxis." Early efforts...
Characteristics of an improved magnetic-implant guidance system McNeil RG, Ritter RC, Wang B, Lawson MA, Gillies GT, Wika KG, Quate EG, Howard MA 3rd, Grady MS IEEE Transactions on Biomedical Engineering August 1, 1995 The previous companion paper described the motivation, design, and early experiments of a Magnetic Stereotaxis System. The part of the system considered in these papers is a helmet with a roughly cubic array of six superconducting coils used to apply force...
Functional design features and initial performance characteristics of a magnetic-implant guidance system for stereotactic neurosurgery McNeil RG, Ritter RC, Wang B, Lawson MA, Gillies GT, Wika KG, Quate EG, Howard MA 3rd, Grady MS IEEE Transactions on Biomedical Engineering August 1, 1995 A helmet with a roughly cubic array of six super-conducting coils is used to apply force on a small permanent magnet pellet in brain or in brain phantom material. This apparatus, called the Magnetic Stereotaxis System, will be used to deliver drugs and other...
Magnetic stereotaxis: A technique to deliver stereotactic hyperthermia Grady SM, Howard MA, Broaddus WC, Molloy JA, Ritter RC, Quate EG, Gillies GT Neurosurgery December 1, 1990 Advances in imaging techniques and computer software over the past decade now define brain abnormalities such as tumors in precise, three-dimensional images. We have taken advantage of these technological improvements in designing a system capable of…
Nonlinear magnetic stereotaxis: Three‐dimensional, in vivo remote magnetic manipulation of a small object in canine brain Grady M, Howard M, Molloy J, Ritter R, Quate E, Gillies G Medical Physics May 1, 1990 In a series of in vivo experiments on five adult canines, a small cylindrical permanent magnet (approximately 5-mm diameter x 5 mm long) was magnetically moved under fluoroscopic guidance from an occipital-lobe burr hole to a predetermined destination…
Preliminary experimental investigation of in vivo magnetic manipulation: Results and potential application in hyperthermia Grady M, Howard M, Molloy J, Ritter R, Quate E, Gillies G Medical Physics March 1, 1989 The first in vivo experiments in support of a new technique for delivering stereotaxic hyperthermia have been conducted at the Experimental Surgery Facility of the University of Virginia's Medical Center. We call this technique the "Video Tumor Fighter."
Magnetic movement of a brain thermoceptor Howard MA, Grady MS, Ritter RC, Gillies GT, Quate EG, Molloy JA Neurosurgery March 1, 1989 Hyperthermia has significant potential as an adjuvant form of brain tumor therapy. Current intracranial hyperthermia methods, however, are limited in their ability to control spatiotemporal thermal distribution. A stereotaxic magnetic movement system…

Stereotaxis Intended Use Statements, United States Labeling:

The Niobe™ ES system is intended to navigate compatible magnetic devices through tissue to designated target sites in the right and left heart, coronary vasculature, neurovasculature, and peripheral vasculature by orienting the device tip in a desired direction. The Stereotaxis Cardiodrive™ automated catheter advancement system (CAS) is intended for automatically advancing and retracting only compatible magnetic electrophysiology (EP) mapping and ablation catheters inside the patient’s heart when used in conjunction with a Stereotaxis magnetic navigation system. The Cardiodrive™ system is not intended to advance the EP mapping and ablation catheters through the coronary vasculature or the coronary sinus.

Consult the associated product labeling for the Indications for Use and instructions of other devices used in conjunction with Stereotaxis products.

Niobe™ and Cardiodrive™ are trademarks of Stereotaxis, Inc. registered in the United States, European Community, and Japan.