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Apparatus and method for measuring the position of the occlusal plane of the mouth

  • US 5,927,973 A
  • Filed: 12/10/1997
  • Issued: 07/27/1999
  • Est. Priority Date: 12/10/1997
  • Status: Expired due to Fees
First Claim
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1. An apparatus for measuring the position of the occlusal plane of the mouth comprising:

  • a vertical bow;

    an upper rest, disposed at a top of said vertical bow, for positioning against a nasal bridge of a patient;

    a chin rest, disposed at a bottom of said vertical bow, for positioning against a chin of said patient;

    at least two light sources for projecting light beams at a feature of said patient to be measured, said at least two light sources being provided on said vertical bow between said upper rest and said chin rest;

    means for adjusting said at least two light beams;

    a microprocessor for calculating a height and depth of said feature relative to said vertical bow, said microprocessor performing said calculations of said height and depth based upon said at least two light beams after adjustment by said adjusting means; and

    display means receiving an output from said microprocessor, for displaying said height and depth measurements.

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