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METHOD AND APPARATUS FOR DETECTING ARRHYTHMIAS IN A SUBCUTANEOUS MEDICAL DEVICE

  • US 20070232948A1
  • Filed: 03/16/2007
  • Published: 10/04/2007
  • Est. Priority Date: 03/29/2006
  • Status: Active Grant
First Claim
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1. A method of detecting a cardiac event in a medical device, comprising:

  • sensing cardiac signals from a plurality of electrodes;

    determining a relationship between a plurality of characteristics associated with a morphology of the cardiac signals sensed during a predetermined sensing window;

    generating a threshold in response to the determined relationship;

    comparing a first characteristic of the plurality of characteristics with the threshold; and

    determining whether the sensed cardiac signals are associated with the cardiac event in response to the comparing of the first characteristic.

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