Patent ID: 6574505
Filing Date: 2003-06-03
Classification: A61N

Abstract:
An implantable cardiac rhythm management system for delivering atrial anti-tachyarrhythmia therapy to a heart in a patient, the device comprising:a fist supraventricular electrode, proportioned for disposition within a supraventricular region of the heart; a first ventricular electrode, proportioned for disposition within a ventricle of the heart; and an implantable cardioverter-defibrillator (ICD) device, electrically coupled for delivering the atrial anti-tachyarrhythmia therapy between two electrodes located on the same intravascular lead, the two electrodes consisting of the first supraventricular and first ventricular electrodes, in response to atrail heart activity indicating a need for atrial anti-tachyarrhythmia therapy.