St Jude Defibrillator

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Alternative Names

ICD; Defibrillation


An implantable cardioverter-defibrillator (ICD) is a device designed to quickly detect a life-threatening, rapid heartbeat coming from the bottom chamber of the heart. It tries to convert an abnormal rhythm back to normal by delivering an electrical shock to the heart. This action is called defibrillation.

An ICD can prevent sudden cardiac death.

An ICD is made of several parts:

  • A pulse generator sends the powerful shock to...
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