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Ultrasonic monitor with a biocompatible oil based transmission medium

  • US 7,815,575 B2
  • Filed: 05/09/2005
  • Issued: 10/19/2010
  • Est. Priority Date: 05/09/2005
  • Status: Expired due to Fees
First Claim
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1. An ultrasonic monitor comprising:

  • an ultrasonic monitor module attached to a wrist strap, the wrist strap is adapted to be worn around a wrist of a subject, and the ultrasonic monitor module has a surface which faces the wrist;

    an ultrasonic transmitter and an ultrasonic receiver provided and sealed within the ultrasonic monitor module; and

    a biocompatible oil-based transmission medium positioned in contact with the surface of the ultrasonic monitor module and with skin of the subject'"'"'s wrist, and providing transmission of ultrasonic signals between the ultrasonic monitor module and the subject'"'"'s wrist, the biocompatible oil-based transmission medium consists of natural wax and oil.

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