Analyte Sensors and Methods of Making and Using the Same
First Claim
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1. An analyte sensor, comprising:
- a substrate;
a conductive layer disposed over at least a portion of the substrate;
a dielectric layer disposed over the conductive layer and having a void therein; and
a sensing layer disposed within the void, wherein the area of the sensing layer in contact with the conductive layer has a sensor-to-sensor coefficient of variation of less than approximately 5% within a sensor lot.
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Abstract
Methods and systems for providing continuous analyte monitoring including in vivo sensors that do not require any user calibration during in vivo use are provided. Also provided are methods and devices including continuous analyte monitoring systems that include in vivo sensors which do not require any system executed calibration or which do not require any factory based calibration, and which exhibit stable sensor sensitivity characteristics. Methods of manufacturing the no calibration sensors and post manufacturing packaging and storage techniques are also provided.
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Citations
28 Claims
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1. An analyte sensor, comprising:
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a substrate; a conductive layer disposed over at least a portion of the substrate; a dielectric layer disposed over the conductive layer and having a void therein; and a sensing layer disposed within the void, wherein the area of the sensing layer in contact with the conductive layer has a sensor-to-sensor coefficient of variation of less than approximately 5% within a sensor lot. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19)
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20. An analyte sensor, comprising:
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a substrate having a distal portion; a conductive layer disposed over at least a portion of the distal portion of the substrate; a dielectric layer disposed over the conductive layer and having a void therein such that the location of the void coincides with the distal portion of the substrate; and a sensing layer disposed within the void, wherein the area of the sensing layer in contact with the conductive layer has a sensor-to-sensor coefficient of variation of less than approximately 5% within a sensor lot; wherein the distal portion of the substrate is maintained in fluid contact with an interstitial fluid over a predetermined time period. - View Dependent Claims (21, 22, 23, 24, 25, 26, 27, 28)
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Specification