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Analyte sensors comprising hydrogel membranes

  • US 9,042,954 B2
  • Filed: 11/24/2009
  • Issued: 05/26/2015
  • Est. Priority Date: 11/24/2009
  • Status: Active Grant
First Claim
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1. An electrode comprising:

  • a sensing layer;

    a first membrane disposed over the sensing layer, wherein the first membrane is a flux limiting membrane; and

    a second membrane disposed over the flux limiting membrane, wherein the second membrane is a biocompatible membrane which comprises a hydrogel, a crosslinker, and a swelling modulator comprising a 3-arm epoxide sufficient to decrease or eliminate an early signal attenuation effect by the electrode.

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