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Flexible measurement probes

  • US 4,955,380 A
  • Filed: 12/15/1988
  • Issued: 09/11/1990
  • Est. Priority Date: 12/15/1988
  • Status: Expired due to Fees
First Claim
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1. Apparatus for measuring temperature and perfusion comprisingtwo lead assemblies, each lead assembly comprisinga flexible substrate,an electrical conductor photolithographically patterned on said substrate, andinsulation covering said conductor except for a small, exposed contact area, anda thermal sensor bonded between said small contact areas on said two lead assemblies,wherein a voltage drop across said thermal sensor is correlated with temperature, andwherein a voltage drop of heat dissipation from said thermal sensor is correlated with perfusion.

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