Analyte Monitoring Device and Methods of Use
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Accused Products
Abstract
An analyte monitor includes a sensor, a sensor control unit, and a display unit. The sensor has, for example, a substrate, a recessed channel formed in the substrate, and conductive material disposed in the recessed channel to form a working electrode. The sensor control unit typically has a housing adapted for placement on skin and is adapted to receive a portion of an electrochemical sensor. The sensor control unit also includes two or more conductive contacts disposed on the housing and configured for coupling to two or more contact pads on the sensor. A transmitter is disposed in the housing and coupled to the plurality of conductive contacts for transmitting data obtained using the sensor. The display unit has a receiver for receiving data transmitted by the transmitter of the sensor control unit and a display coupled to the receiver for displaying an indication of a level of an analyte. The analyte monitor may also be part of a drug delivery system to alter the level of the analyte based on the data obtained using the sensor.
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Citations
144 Claims
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1-120. -120. (canceled)
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121. A system for inserting a transcutaneous analyte sensor into a host, the system comprising:
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a transcutaneous analyte sensor for measuring an analyte concentration in a host, the sensor comprising; a housing configured for placement adjacent to a skin of the host and configured for receiving at least a portion of the sensor; a needle configured to insert the sensor through the housing and into the host; and an applicator configured to insert the needle and the sensor into the host, wherein the housing comprises an opening configured to releasably receive a base of the applicator. - View Dependent Claims (122)
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123. A transcutaneous system for measuring an analyte concentration in a host, the system comprising:
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a sensor adapted for transcutaneous placement through a skin of a host; a housing adapted for placement adjacent to the skin of the host; an applicator configured for inserting the sensor through the housing and into the skin of the host, wherein the applicator comprises a base configured to releasably mate with the housing; and an electronics unit configured to process a signal measured by the sensor, wherein the electronics unit comprises a footprint configured to releasably mate with the housing, wherein the housing comprises an opening configured to independently receive both the base and the footprint when the base and the footprint are releasably mated with the housing. - View Dependent Claims (124, 125, 126)
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127. A transcutaneous system for measuring an analyte concentration in a host, the system comprising:
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a sensor adapted for transcutaneous placement through a skin of a host, the sensor comprising a first end and a second end; and an applicator comprising a needle configured for inserting the sensor into the skin of the host; wherein a diameter of the first end of the sensor is substantially the same as that of a diameter of the second end of the sensor, such that the needle is capable of inserting the first end of sensor into the host, sliding back over the second end of the sensor, and releasing the sensor from the needle. - View Dependent Claims (128, 129, 130, 131, 132, 133)
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134. An insertion kit for inserting a portion of an electrochemical sensor into a patient, the insertion kit comprising:
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a mounting unit configured to be attached to a host'"'"'s skin; and an insertion device coupled to the mounting unit, wherein the insertion device comprises an electrochemical sensor and an introducer adapted to support the sensor during insertion of the sensor into a site of implantation, wherein the insertion device further comprises a driving mechanism for driving the insertion device and electrochemical sensor into the patient, a retraction mechanism for removing the insertion device from the patient while leaving the sensor within the patient. - View Dependent Claims (135, 136, 137, 138)
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139. A system configured to place a portion of a transcutaneous sensor through the skin of a host, the system comprising:
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a mounting unit; an applicator coupled to the mounting unit; and a sensor coupled to the applicator, wherein the insertion unit is configured to remain coupled to the base unit after sensor placement. - View Dependent Claims (140, 141, 142, 143)
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144. A transcutaneous system for measuring an analyte concentration in a host, the system comprising:
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a sensor adapted for transcutaneous placement through a skin of a host; a housing adapted for placement adjacent to the skin of the host, wherein the housing is configured to receive the sensor; and an applicator configured for inserting the sensor through the housing and into the skin of the host, wherein the applicator is configured to trigger sensor insertion in response to a torque applied thereto.
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Specification