摘要 |
<p>A cardioversion or defibrillation system including a cardioverter or defibrillator and a lead. The lead carries a single cardioversion/defibrillation electrode formed of one small diameter metal filament for location in a heart chamber and may include a pace/sense electrode. The small diameter defibrillation electrode extends distally from the distal end of the lead body and may have the length of its extension adjusted by means of a movable sheath.</p> |