Cooled Needle Catheter Ablation Creates Deeper and Wider Lesions Than Irrigated Tip Catheter Ablation

Objectives: To design and test a catheter that could create deeper ablation lesions.

[1]  D. Ross,et al.  Cooled Intramural Needle Catheter Ablation Creates Deeper Lesions than Irrigated Tip Catheter Ablation , 2004, Pacing and clinical electrophysiology : PACE.

[2]  W. Stevenson,et al.  Deep Myocardial Ablation Lesions Can Be Created with a Retractable Needle‐Tipped Catheter , 2004, Pacing and clinical electrophysiology : PACE.

[3]  D. Ross,et al.  Catheter Intramural Needle Radiofrequency Ablation Creates Deeper Lesions than Irrigated Tip Catheter Ablation , 2003, Pacing and clinical electrophysiology : PACE.

[4]  N. Narula,et al.  Left Ventricular Catheter Ablation using Direct, Intramural Ethanol Injection in Swine , 2002, Journal of Interventional Cardiac Electrophysiology.

[5]  Stephan Willems,et al.  Radiofrequency Catheter Ablation Using Cooled Electrodes: Impact of Irrigation Flow Rate and Catheter Contact Pressure on Lesion Dimensions , 2002, Pacing and clinical electrophysiology : PACE.

[6]  E. Monnet,et al.  Selective coronary angiography in sheep. , 2000, Comparative medicine.

[7]  F. Morady,et al.  Mapping and ablation of ventricular tachycardia guided by virtual electrograms using a noncontact, computerized mapping system. , 2000, Journal of the American College of Cardiology.

[8]  J. Svendsen,et al.  Lesion dimensions during temperature-controlled radiofrequency catheter ablation of left ventricular porcine myocardium: impact of ablation site, electrode size, and convective cooling. , 1999, Circulation.

[9]  F. Marchlinski,et al.  Efficacy of radiofrequency catheter ablation for ventricular tachycardia in healed myocardial infarction. , 1998, The American journal of cardiology.

[10]  J. Wharton,et al.  Radiofrequency Delivery Through a Cooled Catheter Tip Allows the Creation of Larger Endomyocardial Lesions in the Ovine Heart , 1995, Journal of cardiovascular electrophysiology.

[11]  M. Arruda,et al.  Comparison of in vivo tissue temperature profile and lesion geometry for radiofrequency ablation with a saline-irrigated electrode versus temperature control in a canine thigh muscle preparation. , 1995, Circulation.

[12]  D. Haines,et al.  Ultrastructural Observations in the Myocardium Beyond the Region of Acute Coagulation Necrosis Following Radiofrequency Catheter Ablation , 1994, Journal of cardiovascular electrophysiology.

[13]  T Misaki,et al.  Development of a new intraoperative radiofrequency ablation technique using a needle electrode. , 1994, The Annals of thoracic surgery.

[14]  D D Watson,et al.  Electrode radius predicts lesion radius during radiofrequency energy heating. Validation of a proposed thermodynamic model. , 1990, Circulation research.

[15]  J. Gallagher,et al.  Functional role of the epicardium in postinfarction ventricular tachycardia. Observations derived from computerized epicardial activation mapping, entrainment, and epicardial laser photoablation. , 1990 .

[16]  F I Marcus,et al.  The Effect of Electrode Design on the Efficiency of Delivery of Radiofrequency Energy to Cardiac Tissue In Vitro , 1989, Pacing and clinical electrophysiology : PACE.

[17]  E. Berjano.  Intramural radiofrequency ablation: effects of electrode temperature and length. , 2005, Pacing and clinical electrophysiology : PACE.

[18]  Eung Je Woo,et al.  A new catheter design using needle electrode for subendocardial RF ablation of ventricular muscles: finite element analysis and in vitro experiments , 2000, IEEE Transactions on Biomedical Engineering.