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Tonometer

  • US 5,349,955 A
  • Filed: 07/06/1993
  • Issued: 09/27/1994
  • Est. Priority Date: 07/27/1992
  • Status: Expired due to Fees
First Claim
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1. A tonometer for measuring intraocular pressure by applying pressure onto an eye of a person being examined, comprising:

  • pressure means for pressing against an eyelid of an eye of a person being examined to thereby apply pressure to the eye;

    drive means for driving the pressure means against the eye to cause the pressure means to apply pressure to the eye;

    load sensor means for detecting a load applied to the pressure means;

    calculating means for calculating intraocular pressure of the eye based on the load detected by the load sensor means when the pressure means presses on the eye; and

    means for immobilizing the eye during the application of pressure thereto by the pressure means.

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