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Subcutaneous only implantable cardioverter-defibrillator and optional pacer

  • US 20040172071A1
  • Filed: 03/01/2004
  • Published: 09/02/2004
  • Est. Priority Date: 09/18/2000
  • Status: Active Grant
First Claim
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1. A subcutaneous implantable cardioverter-defibrillator comprising:

  • (A) an electrically active canister that serves as either an anode or a cathode of the cardioverter-defibrillator wherein the canister houses a source of electrical energy, a capacitor, and operational circuitry that senses the presence of potentially fatal heart rhythms;

    (B) a subcutaneous electrode that serves as the opposite electrode from the canister (either the anode or the cathode);

    (C) a lead system electrically attaching the electrode to the canister;

    (D) means for delivering electrical cardioversion-defibrillation energy when the operational circuitry senses a potentially fatal heart rhythm; and

    (E) the absence of a transvenous, intracardic, or epicardial electrode.

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