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Method and apparatus for limiting range of motion of body

  • US 9,799,187 B2
  • Filed: 02/08/2013
  • Issued: 10/24/2017
  • Est. Priority Date: 02/08/2012
  • Status: Active Grant
First Claim
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1. An apparatus for warning a user about motion of a first portion of the user'"'"'s body relative to a second portion of the user'"'"'s body, comprising:

  • a first sensor mountable on the first portion of the user'"'"'s body and configured to measure an angle of the first portion of the user'"'"'s body relative to a reference;

    a second sensor mountable on the second portion of the user'"'"'s body and configured to measure an angle of the second portion of the user'"'"'s body relative to the reference;

    a controller in communication with the first and second sensors;

    a warning mechanism in communication with the controller;

    wherein the controller determines a difference between the angle of the first portion of the user'"'"'s body and the angle of the second portion of the user'"'"'s body indicative of an amount of movement of the first portion of the user'"'"'s body relative to the second portion of the user'"'"'s body, and activates the warning mechanism when the difference is beyond a predetermined angle.

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