Oxygen enhancing membrane systems for implantable devices

  • US 20050054909A1
  • Filed: 07/21/2004
  • Published: 03/10/2005
  • Est. Priority Date: 07/25/2003
  • Status: Active Grant
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First Claim
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1. An electrochemical sensor for determining a presence or a concentration of an analyte in a fluid, the sensor comprising:

  • a membrane system comprising an enzyme domain comprising an enzyme that reacts with the analyte in the fluid as it passes through the enzyme domain; and

    a working electrode comprising a conductive material, wherein the working electrode is configured to measure a product of a reaction of the enzyme with the analyte, wherein the membrane system comprises a polymer material with a high oxygen solubility.

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