LONG-TERM IMPLANTABLE BIOSENSOR
First Claim
Patent Images
1. An analyte sensing assembly, comprising:
- an elongated indicating electrode configured for insertion below a mammalian epidermis, wherein the indicating electrode comprises a first core and a first layer of electrochemically active metal surrounding and in contact with an outer surface of the core; and
an elongated reference electrode configured for insertion below a mammalian epidermis, wherein the reference electrode comprises a second core and a second layer of electrochemically active metal surrounding and in contact with an outer surface of the core,wherein the indicating electrode and the reference electrode are coupled along at least a portion of their lengths.
10 Assignments
0 Petitions
Accused Products
Abstract
Embodiments provide an analyte sensing device having one or more indicating electrodes adapted for long-term use within an individual. An indicating electrode coupled with a reference electrode may be inserted within or below the dermis of an individual and may be electrically coupled to an external sensor unit. Related analyte sensor insertion aids and methods of using the disclosed embodiments are also provided.
-
Citations
22 Claims
-
1. An analyte sensing assembly, comprising:
-
an elongated indicating electrode configured for insertion below a mammalian epidermis, wherein the indicating electrode comprises a first core and a first layer of electrochemically active metal surrounding and in contact with an outer surface of the core; and an elongated reference electrode configured for insertion below a mammalian epidermis, wherein the reference electrode comprises a second core and a second layer of electrochemically active metal surrounding and in contact with an outer surface of the core, wherein the indicating electrode and the reference electrode are coupled along at least a portion of their lengths. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10)
-
-
11. An analyte sensing system, comprising:
-
an analyte sensor assembly configured to be retained beneath an epidermis of a body when in use, comprising an indicating electrode and a reference electrode, wherein the indicating electrode and the reference electrode are helically entwined along some portion of their lengths; and an analyte sensor module configured to removably couple with the analyte sensor assembly. - View Dependent Claims (12, 13, 14, 15, 16, 17, 18, 19, 20)
-
-
21. A method for monitoring an analyte within a body having an epidermis, comprising:
-
inserting within a body an analyte sensing element including an elongated indicating electrode surrounded at least partially by an insulating layer, and an elongated reference electrode, wherein the indicating electrode and the reference electrode are entwined along at least a portion of their lengths; placing a sensor module above the epidermis of the body in proximity to the analyte sensing element; coupling the analyte sensing element and the sensor module; and receiving by the sensor module a signal indicative of a concentration of analyte within the body. - View Dependent Claims (22)
-
Specification