Electrochemical Cell
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Accused Products
Abstract
A method of manufacture of an electrochemical cell is provided. In one exemplary embodiment, at least one non-metal working electrode is provided, at least one counter electrode or counter/reference electrode is provided such that it is not co-planer with respect to the working electrode, and a spacer is provided interposed between the working and counter or counter/referenced electrode. In one embodiment the counter or counter/reference electrode can be separated from the working electrode by a distance of from about 20 microns to about 200 microns. Alternatively, the cell can have an effective volume of less than 1.5 microliters. A method of manufacture of an electrochemical apparatus is also provided. The method can include providing both a hollow electrochemical cell for measuring a concentration of glucose in a blood sample and a mechanism configured to determine a concentration of a redox mediator from, at least in part, a measured current of the cell. Other methods of manufacture of electrochemical apparatuses and electrochemical cells are also provided.
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Citations
66 Claims
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1-30. -30. (canceled)
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31. A method of manufacture of an electrochemical cell, comprising:
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(1) providing at least one non-metal working electrode; (2) providing at least one counter electrode or counter/reference electrode such that it is not co-planer with respect to the working electrode and is separated from the working electrode by a distance of from about 20 microns to about 200 microns; and (3) providing a spacer interposed between the working and the counter electrode or counter/reference electrode, wherein the spacer comprises a non-conductive material. - View Dependent Claims (32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44)
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45. A method of manufacture of an electrochemical apparatus, comprising:
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(1) providing a hollow electrochemical cell for measuring a concentration of glucose in a blood sample, by; (a) providing at least one non-metal working electrode; (b) providing at least one counter electrode or counter/reference electrode such that it is not co-planer with respect to the working electrode and is separated from the working electrode by a distance of from about 20 microns to about 200 microns; and (c) providing a spacer interposed between the working and the counter electrode or counter/reference electrode, wherein the spacer comprises a non-conductive material; and (2) providing a mechanism configured to determine a concentration of a redox mediator from, at least in part, a measured current of the cell. - View Dependent Claims (46, 47, 48)
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49. A method of manufacture of an electrochemical cell, comprising:
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(1) providing at least one non-metal working electrode; (2) providing at least one counter electrode or counter/reference electrode such that it is not co-planer with respect to the working electrode; and (3) providing a spacer interposed between the working and the counter electrode or counter/reference electrode, wherein the spacer comprises a non-conductive material, and wherein the hollow electrochemical cell has an effective volume of less than 1.5 microliters. - View Dependent Claims (50, 51, 52, 53, 54, 55, 56, 57, 58, 59, 60, 61, 62)
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63. A method of manufacture of an electrochemical apparatus, comprising:
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(1) providing a hollow electrochemical cell for measuring a concentration of glucose in a blood sample, by; (a) providing at least one non-metal working electrode; (b) providing at least one counter electrode or counter/reference electrode such that it is not co-planer with respect to the working electrode; and (c) providing a spacer interposed between the working and the counter electrode or counter/reference electrode, wherein the spacer comprises a non-conductive material, and wherein the hollow electrochemical cell has an effective volume of less than 1.5 microliters; and (2) providing a mechanism configured to determine a concentration of a redox mediator from, at least in part, a measured current of the cell. - View Dependent Claims (64, 65, 66)
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Specification