Helically shaped electrophysiology catheter

Details Helically shaped electrophysiology catheter Helically shaped electrophysiology catheter

A - Human Necessities

61

B

A61B 18/12 (2006.01) A61B 18/14 (2006.01)

Patent

CA 2446061

An electrophysiology (EP) device suitable for ablating tissue within a patient's body lumen. The EP device of the invention generally comprises an elongated shaft having a distal shaft section with a helical shape and at least one electrode on an exterior portion thereof. On aspect of the invention comprises a method of performing a medical procedure, such as treating a patient for atrial arrhythmia, by forming a lesion using an EP device embodying features of the invention.

L'invention concerne un dispositif électrophysiologique (EP) destiné à réaliser l'ablation d'un tissu dans une lumière du corps d'un patient. Le dispositif EP de l'invention comprend généralement une tige allongée avec une partie distale de forme hélicoïdale et au moins une électrode sur une partie extérieure. Un aspect de l'invention concerne une méthode permettant de mettre en oeuvre une procédure médicale, par exemple le traitement d'un patient atteint d'arythmie atriale, par formation d'une lésion à l'aide d'un dispositif EP présentant les catactéristiques de l'invention.

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