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Method and apparatus for detecting atrial filling pressure

  • US 8,403,860 B2
  • Filed: 10/26/2011
  • Issued: 03/26/2013
  • Est. Priority Date: 12/30/2002
  • Status: Expired due to Fees
First Claim
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1. A system comprising:

  • an implantable medical device, including;

    a heart sound sensor, configured to sense a heart sound signal of a heart;

    a heart sound detector, coupled to the heart sound sensor, the heart sound detector configured to detect at least one parameter using the heart sound signal; and

    a processor, coupled to the heart sound detector, the processor configured to distinguish between at least two atrial filling pressure magnitudes using the at least one parameter, wherein the at least one parameter is different from each of the at least two atrial filling pressure magnitudes being distinguished.

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