STETHOSCOPE DEVICE
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United States of America Patent
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Issued Date -
Jun 2, 2016
app pub date -
Nov 27, 2015
filing date -
Nov 27, 2015
priority date (Note) -
Abandoned
status (Latency Note)
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Abstract
A stethoscope device is disclosed, which comprises a heart sound sensor comprising a sensing portion to detect a heart sound signal having a periodic first heart sound and a periodic second heart sound; an electrocardiogram sensor comprising two electrodes to detect an electrocardiogram signal having a periodic R wave; a microprocessor for extracting amplitudes of the R wave from the electrocardiogram signal and analyzing appearing positions of the R wave to provide appearing positions of a periodic notification pulse wave to a predetermined reference signal and combine the reference signal with the heart sound signal to form a sound signal; and an output unit to output the sound signal; wherein each pulse of the notification pulse wave of the sound signal provides a notification sound.
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