Method for correction of posture dependence on heart sounds
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United States of America Patent
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Feb 16, 2010
Grant Date -
Jul 20, 2006
app pub date -
Jan 18, 2005
filing date -
Jan 18, 2005
priority date (Note) -
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Abstract
A system to monitor heart sounds. The system comprises an implantable heart sound sensor operable to produce an electrical signal representative of at least one heart sound, a heart sound sensor interface circuit coupled to the heart sound sensor to produce a heart sound signal, an implantable posture sensor operable to produce an electrical signal representative of a patient's posture, and a controller circuit, coupled to the heart sound sensor interface circuit and the posture circuit. The controller circuit is operable to measure at least one heart sound in correspondence with at least one sensed patient posture.
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