ANALYTE SENSORS AND METHODS OF USE
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Accused Products
Abstract
In vitro analyte sensors and methods of analyte determination are provided. Embodiments include sensors that include a pair of electrodes to monitor filling of the sample chamber with sample.
29 Citations
58 Claims
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1-29. -29. (canceled)
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30. A sensor for determining the concentration of a ketone body in a sample, the sensor comprising:
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a sample chamber; a first electrode pair spaced in a lateral direction with respect to each other in the sample chamber, and a second electrode pair spaced in a longitudinal direction with respect to each other in the sample chamber. - View Dependent Claims (31, 32, 33, 34, 35, 36, 37, 38, 39)
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40. A sensor for determining the concentration of a ketone body in a sample, the sensor comprising:
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a sample chamber configured for multi-directional fill; and a first electrode arrangement and a second electrode arrangement on a surface within the sample chamber, the first electrode arrangement being a pair of indicator electrodes. - View Dependent Claims (41, 42, 43, 44, 45, 46, 47, 48, 49, 50, 51, 52)
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53. An integrated system for the determination of a ketone body in biological fluid, the system comprising:
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a housing having an interior space; at least one sensor for determining the concentration of an ketone body in a sample positioned in the interior space, the sensor comprising a sample chamber configured for multi-directional fill, and at least a first electrode arrangement and a second electrode arrangement on a surface; and a processor for determining the concentration of a ketone body applied to a sensor. - View Dependent Claims (54)
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55. A method of analyzing a ketone body in a biological fluid sample, the method comprising:
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contacting an inlet region of a biosensor having multi-directional fill capabilities with the sample to provide sample into a sample chamber of the sensor; contacting a first electrode arrangement and a second electrode arrangement with the sample in the sample chamber; determining if the sample if sufficient filled; and analyzing of the ketone body.
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56. A method of analyzing a ketone body in a biological fluid sample, the method comprising:
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contacting an inlet region of a biosensor having multi-directional fill capabilities with the sample to provide sample into a sample chamber of the sensor; contacting an indicator electrode pair with the sample in the sample chamber; and after contacting each electrode of the indicator electrode pair with the sample, beginning analysis of the ketone body at a second electrode arrangement. - View Dependent Claims (57, 58)
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Specification