نتایج جستجو برای: radiofrequency ablation

تعداد نتایج: 58624  

Journal: :Annals of internal medicine 2000
C H Cheng G D Sanders M A Hlatky P Heidenreich K M McDonald B K Lee M S Larson D K Owens

BACKGROUND Radiofrequency ablation is an established but expensive treatment option for many forms of supraventricular tachycardia. Most cases of supraventricular tachycardia are not life-threatening; the goal of therapy is therefore to improve the patient's quality of life. OBJECTIVE To compare the cost-effectiveness of radiofrequency ablation with that of medical management of supraventricu...

2015
Kenichiro Yamagata Dan Wichterle Petr Peichl Bashar Aldhoon Robert Čihák Josef Kautzner

BACKGROUND Mitral isthmus is often targeted as a part of stepwise approach during radiofrequency ablation for persistent atrial ablation. Acute success rate in achieving the mitral isthmus block is only modest, late reconduction rate is relatively high and, consequently, incomplete lesion may be proarrhythmic. We describe the first-in-man experience with successful MI ablation by bipolar RF ene...

Journal: :Circulation. Cardiovascular interventions 2014
Felix Mahfoud Stefan Tunev Jennifer Ruwart Daniel Schulz-Jander Bodo Cremers Dominik Linz Thomas Zeller Deepak L Bhatt Krishna Rocha-Singh Michael Böhm Robert J Melder

BACKGROUND In selected patients with hypertension, renal artery (RA) stenting is used to treat significant atherosclerotic stenoses. However, blood pressure often remains uncontrolled after the procedure. Although catheter-based renal denervation (RDN) can reduce blood pressure in certain patients with resistant hypertension, there are no data on the feasibility and safety of RDN in stented RA....

Journal: :European heart journal 2003
Sebastian Schmieder Gjin Ndrepepa Jun Dong Bernhard Zrenner Jürgen Schreieck Michael A E Schneider Martin R Karch Claus Schmitt

AIMS The purpose of this study was to evaluate the acute success rate and long-term efficacy of radiofrequency ablation of common type atrial flutter (AFL) by using a standardised anatomical approach in a large series of patients and to assess the influence of right atrial isthmus ablation on the occurrence of atrial fibrillation. There are no large scale prospective or retrospective multicentr...

2010
Kumkum Ganguly Ian D McRury Peter M Goodwin Roy E Morgan Wayne K Augé II

The use of radiofrequency devices has become widespread for surgical ablation procedures. When ablation devices have been deployed in treatment settings requiring tissue preservation like débridement chondroplasty, adoption has been limited due to the collateral damage caused by these devices in healthy tissue surrounding the treatment site. Ex vivo radiofrequency mediated débridement chondropl...

Journal: :Current opinion in cardiology 2005
Peter L Friedman

PURPOSE OF REVIEW The purpose of the review is to provide an update on the safety and efficacy of catheter cryoablation. RECENT FINDINGS Catheter cryoablation is a safe and clinically effective method for ablation of atrioventricular nodal reentrant supraventricular tachycardia. Although the acute procedural success rate of catheter cryoablation for this arrhythmia may be slightly lower than ...

Journal: :Circulation 1993
J F Swartz C M Tracy R D Fletcher

BACKGROUND High rates of success using radiofrequency ablation energy have rapidly transformed catheter ablation from an investigational procedure to the nonpharmacological therapy of choice for symptomatic Wolff-Parkinson-White syndrome. Prior studies of radiofrequency accessory pathway ablation were based on a ventricular approach. Risks associated with prolonged arterial catheter manipulatio...

باقرصاد رنانی, محمد مهدی , شهماری, آیت , صبوری, امین, کرباسی افشار, رضا ,

Background and purpose: Catheter radiofrequency ablation is the first step in therapeutic approach to Atrioventricular nodal reentrant tachycardia (AVNRT). Different protocols for slow pathway ablation are found to have various ranges of efficacy and side effects. This study compared the effects of partial and complete ablation of the slow pathway on recurrence, symptom relief and complications...

2016
Stephan Kemmner Hasema Lesevic Tilko Reents Heribert Schunkert Christof Burgdorf

A middle-aged female suffering from ARVD presented for routine follow-up 8 weeks after right ventricular radiofrequency ablation of recurring ventricular tachycardia. Echocardiography revealed two right ventricular thrombi in the scar area of right ventricular radiofrequency ablation. Ablation-related thromboembolic events should be considered as possible complication in patients suffering from...

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