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RESPIRATORY SENSING BELT USING PIEZO FILM

  • US 20080275356A1
  • Filed: 05/03/2007
  • Published: 11/06/2008
  • Est. Priority Date: 05/03/2007
  • Status: Abandoned Application
First Claim
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1. A respiratory sensing belt comprising:

  • (a) a film member having piezoelectric properties and first and second metalized major surfaces wherein the surfaces are of symmetric shape and contain a plurality of spaced apart alignment features around the surface perimeter;

    (b) a first tabbed lead and a second tabbed lead respectively attached to the first and second metalized major surfaces of the film member by an electrically conductive adhesive;

    (c) a label for concealing the film member; and

    (d) a body encircling elastic belt member wherein the film member is affixed to the surface of the belt member such that stretching of the belt member produces an electrical signal between the first and second tabbed leads.

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