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O-ring test method and apparatus for human body

  • US 5,913,835 A
  • Filed: 09/27/1996
  • Issued: 06/22/1999
  • Est. Priority Date: 08/28/1993
  • Status: Expired due to Term
First Claim
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1. A muscular tonus state judgment method, wherein:

  • pressure is applied by pressure application means that exerts a force onto an O-ring shape formed with the thumb and one of the fingers of the hand of a subject, said force pulling said O-ring shape apart; and

    said pressure applied to said O-ring shape is measured from an output of pressure sensor disposed between said thumb and finger, and a muscular tonus state as said pressure is applied to said O-ring shape is judged by means of a period of time that the measured pressure is more than a predetermined value.

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