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Detection of coronary artery disease using an electronic stethoscope

  • US 20060245597A1
  • Filed: 04/12/2006
  • Published: 11/02/2006
  • Est. Priority Date: 04/13/2005
  • Status: Active Grant
First Claim
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1. A method for detecting coronary artery disease using an electronic stethoscope, the method comprising:

  • recording acoustic data with an electronic stethoscope having an acoustic sensor placed over a fourth left intercostal space of a patient'"'"'s chest;

    applying one or more filters to the acoustic data and calculating a Fast Fourier Transform (FFT) of the data to produce FFT data;

    analyzing the FFT data to detect a bell curve within a predefined frequency range indicative of coronary artery disease; and

    generating an output when the bell curve is detected to indicate that the patient is likely to have coronary artery disease.

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