Apparatus and method for non-invasive diagnosing of coronary artery disease
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United States of America Patent
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Nov 6, 2007
Grant Date -
Feb 17, 2005
app pub date -
Apr 23, 2004
filing date -
Apr 23, 2003
priority date (Note) -
Expired
status (Latency Note)
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Abstract
A non-invasive diagnostic tool and method for detecting an obstruction in a coronary artery, the diagnostic tool including a signal processor adapted to receive signals corresponding to a heart beat from a plurality of acoustic sensors attached to the chest of a patient. The signal processor is programmed to identify a diastolic portion of the signals for a plurality of heartbeats and conduct a wavelet transform analysis on the diastolic signals for determining the existence of, as well as the severity and the location of, an obstruction in a coronary artery of the patient.
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