Patent ID: 11918355
Assignee: ABBOTT DIABETES CARE INC.
Field: Measurement (Instruments)
Classification: CPC A  G | IPC A  G

Claim 0:
1. An analyte sensor comprising:
a sensor tail comprising at least a working electrode; and
at least one alcohol-responsive active area disposed upon a surface of the working electrode, the at least one alcohol-responsive active area comprising at least (i) ketoreductase, (ii) diaphorase, and (iii) a cofactor that is either oxidized nicotinamide adenine dinucleotide (NAD+) or oxidized nicotinamide adenine dinucleotide phosphate (NAD(P)+,
wherein a reaction between the ketoreductase and diaphorase, mediated by the co-factor, generates a signal proportional to a concentration of alcohol,
wherein the at least one alcohol-responsive active area comprises a polymer, and
wherein the (i) ketoreductase and (ii) diaphorase are chemically bound to the polymer.