Electrochemical-enzymatic sensor

Details Electrochemical-enzymatic sensor Electrochemical-enzymatic sensor

1992-11-12

1998-05-05

Tung, T.

Chemistry: electrical and wave energy

Apparatus

Electrolytic

204412, 204415, 205778, 205783, 435817, G01N 27327, G01N 27404

Patent

active

057468982

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.

REFERENCES:
patent: 3539455 (1970-11-01), Clark
patent: 3591480 (1971-07-01), Neff et al.
patent: 4310400 (1982-01-01), Mark et al.
patent: 4655880 (1987-04-01), Liu
patent: 4711245 (1987-12-01), Higgins et al.
patent: 4853091 (1989-08-01), Mund et al.
patent: 4909908 (1990-03-01), Ross

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