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Implantable cardiac defibrillator

Implantable cardiac defibrillator

Overview

An implantable cardioverter-defibrillator (ICD) is a device that detects a life-threatening, rapid heartbeat, called an arrhythmia. If such a heartbeat occurs, the ICD quickly sends an electrical shock to the heart to change the rhythm back to normal.

Update Date 2/27/2009