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ACOUSTIC PATIENT SENSOR

  • US 20110213272A1
  • Filed: 10/14/2010
  • Published: 09/01/2011
  • Est. Priority Date: 10/15/2009
  • Status: Active Grant
First Claim
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1. An acoustic sensor configured to non-invasively detect acoustic vibrations associated with a medical patient, said acoustic vibrations indicative of one or more physiological parameters of the medical patient, said acoustic sensor comprising:

  • at least one sound-sensing membrane configured to detect acoustic vibrations associated with a medical patient when the acoustic sensor is attached to the medical patient; and

    a sensor support, the sensor support defining an acoustic cavity and configured to support the at least one sensing membrane over the acoustic cavity, the sensor support comprising at least one pressure equalization pathway formed in a wall of the sensor support, the at least one pressure equalization pathway extending from the acoustic cavity to ambient air pressure.

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