Electrochemical-enzymatic sensor
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United States of America Patent
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May 5, 1998
Issued Date -
N/A
app pub date -
Nov 12, 1992
filing date -
Aug 10, 1990
priority date (Note) -
Expired
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Abstract
An electrochemical-enzymatic sensor for the determination of substances, in particular glucose, in body fluids, which possesses a good long-term stability, includes: a sensor electrode of electrocatalytically inactive carbon, a counterelectrode, a reference electrode, an enzyme-containing layer located before the sensor electrode, and a diaphragm of biocompatible, hydrophilic, oxygen-permeable material covering the enzyme layer toward the body fluid and retaining the enzyme.
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