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Cardiac resynchronization with adaptive A1-A2 and/or V1-V2 intervals

  • US 6,839,592 B2
  • Filed: 04/22/2002
  • Issued: 01/04/2005
  • Est. Priority Date: 04/22/2002
  • Status: Active Grant
First Claim
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1. An implantable medical device system comprising:

  • a pulse generator that delivers a first pacing pulse to a first cardiac chamber of a heart and a second pacing pulse to a second cardiac chamber of the heart following a pacing interval; and

    a processor that selects the pacing interval as a function of a heart rate, wherein the first cardiac chamber and the second cardiac chamber are complementary cardiac chambers, wherein the pacing interval is a first pacing interval, wherein the pulse generator delivers a third pacing pulse to a third cardiac chamber of a heart and a fourth pacing pulse to a fourth cardiac chamber of the heart following a second pacing interval; and

    wherein the processor that selects the second pacing interval as a function of the heart rate.

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