×

Detection of hypovolemia using implantable medical device

  • US 7,798,973 B2
  • Filed: 10/13/2005
  • Issued: 09/21/2010
  • Est. Priority Date: 10/13/2005
  • Status: Active Grant
First Claim
Patent Images

1. A system for use in a body having a pulmonary artery, comprising:

  • an implantable pulmonary artery pressure (PAP) sensor configured to be mounted on an interior wall of the pulmonary artery and sense a PAP signal indicative of a volume of circulating blood; and

    an implantable medical device communicatively coupled to the implantable PAP sensor via a wireless telemetry link, the implantable medical device comprising;

    a signal processor adapted to process the PAP signal; and

    a hypovolemia detector adapted to produce a diastolic PAP (DPAP) using the processed PAP signal, detect hypovolemia using at least the DPAP, and produce a hypovolemia detection signal indicative of the detection of hypovolemia.

View all claims
  • 1 Assignment
Timeline View
Assignment View
    ×
    ×