Subcutaneous glucose electrode

  • US 5,593,852 A
  • Filed: 09/01/1994
  • Issued: 01/14/1997
  • Est. Priority Date: 12/02/1993
  • Status: Expired due to Term
First Claim
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1. A biosensor for measuring the concentration of a biochemical, comprising:

  • a non-corroding metal or carbon electrode;

    a sensing layer comprising a redox polymer and a redox enzyme, adjacent to and in electrical contact with the electrode; and

    a biocompatible layer overcoating the sensing layer, comprising a polymer and not less than 20% water by weight when in equilibrium with physiological body fluids.

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