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BREATHING SOUND ANALYSIS FOR DETECTION OF SLEEP APNEA/POPNEA EVENTS

  • US 20080243014A1
  • Filed: 03/28/2007
  • Published: 10/02/2008
  • Est. Priority Date: 03/28/2007
  • Status: Active Grant
First Claim
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1. Apparatus for use in use in analysis of breathing of a patient during sleep for detection of apnea comprising:

  • a microphone arranged to be located on the patient for detecting breathing sounds;

    the microphone being arranged so as to be attached on the neck of the patient so as to receive sounds in the neck emanating from the breathing of the patient;

    a transmitter at the patient for transmitting signals from the breathing sounds to a remote location;

    a detector module for receiving and analyzing the signals to extract data relating to the breathing;

    the detector module being arranged to analyze the signals including signals in a frequency range greater than 75Hz, while extracting extraneous sounds related to snoring and/or heart, to detect periods of apnea and/or hypopnea;

    and a display of the detected apnea/hypopnea episodes and related information for a clinician.

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