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US 9,788,766 B2Granted
Analyte sensing biointerface
AssigneeDexCom, Inc.
InventorsPeter C. Simpson, James H. Brauker
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Abstract
Disclosed herein is an analyte sensing biointerface that comprises a sensing electrode incorporated within a non-conductive matrix comprising a plurality of passageways extending through the matrix to the sensing electrode. Also disclosed herein are methods of manufacturing a sensing biointerface and methods of detecting an analyte within tissue of a host using an analyte sensing biointerface.
Claims5
A transcutaneous continuous glucose sensor system, comprising:
- a substantially planar sensor, the sensor comprising:
- a first non-conductive layer;
- a first conductive layer comprising a first electrode, wherein the first conductive layer is disposed over the first non-conductive layer;
- a second non-conductive layer disposed over the first conductive layer;
- a second conductive layer comprising a second electrode, wherein the second conductive layer is disposed over the second non-conductive layer;
- a third non-conductive layer disposed over the second conductive layer;
- a third conductive layer comprising a third electrode, wherein the third conductive layer is disposed over the third non-conductive layer;
- wherein at least one of the first electrode, second electrode, or third electrode is a working electrode configured to measure a signal indicative of a glucose concentration;
- a membrane disposed on at least a portion of the sensor;
- and
- electronics electrically coupled to the working electrode.
8 more elements
Dependencies are inferred from the claim text.