Analyte Monitoring Device And Methods Of Use
First Claim
1. A sensor control unit comprising:
- a housing adapted for placement on skin and adapted to receive a portion of an electrochemical sensor having a plurality of contact pads;
a plurality of conductive contacts disposed on the housing and configured for coupling to the plurality of contact pads on the sensor; and
a transmitter disposed in the housing and coupled to the plurality of conductive contacts for transmitting data obtained using the sensor.
0 Assignments
0 Petitions
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.
129 Citations
244 Claims
-
1. A sensor control unit comprising:
-
a housing adapted for placement on skin and adapted to receive a portion of an electrochemical sensor having a plurality of contact pads; a plurality of conductive contacts disposed on the housing and configured for coupling to the plurality of contact pads on the sensor; and a transmitter disposed in the housing and coupled to the plurality of conductive contacts for transmitting data obtained using the sensor.
-
-
2-120. -120. (canceled)
-
121. A method for matching continuous glucose sensor data with reference data, the method comprising:
-
receiving sensor data from a continuous glucose sensor, the sensor data comprising one or more sensor data points; receiving reference data from a reference glucose monitor, the reference data comprising one or more reference data points; forming a matched pair by pairing a sensor value with a reference value, wherein the sensor value comprises a sensor data point or an averaged sensor data point, and wherein the reference value comprises a reference data point or an averaged reference data point; and calibrating the sensor data in real time, wherein the sensor data is calibrated using at least the matched pair. - View Dependent Claims (122, 123, 124, 125, 126, 127, 128, 129, 130)
-
-
131. A system for matching continuous glucose sensor data with reference data, the system comprising:
-
a sensor data module configured to receive a data stream from a continuous glucose sensor, the sensor data comprising one or more sensor data points; a reference data module configured to receive reference data from a reference glucose monitor, the reference data comprising one or more reference data points; and a processor module configured to form a matched pair by pairing a sensor data point with a reference data point, wherein the processor module is further configured to calibrate sensor data in real time, wherein the sensor data is calibrated using at least said matched data pair. - View Dependent Claims (132, 133, 134, 135, 136, 137, 138, 139, 140)
-
-
141. A method for calibrating a continuous glucose sensor data, the method comprising:
-
receiving a data stream from a continuous glucose sensor, the data stream comprising one or more sensor data points; receiving reference data from a reference glucose monitor, the reference data comprising one or more reference data points; forming at least one matched pair by pairing one or more sensor data points with one or more reference data points; forming a first calibration line and a second calibration line that have different slopes; and calibrating the one or more sensor data points in real time, wherein the first calibration line is applied when a blood glucose concentration is at or below a predetermined threshold, and wherein the second calibration line is applied when a blood glucose concentration is at or above the predetermined threshold - View Dependent Claims (142)
-
-
143. A system for calibrating continuous glucose sensor data, the system comprising:
-
a sensor data module configured to receive a data stream from a continuous glucose sensor, the data stream comprising one or more sensor data points; a reference input module configured to receive reference data from a reference glucose monitor, the reference data comprising one or more reference data points; a processor module configured to form at least one matched pair by pairing one or more sensor data points with one or more reference data points; wherein the processor module is further configured to form a first calibration line and a second calibration line that have different slopes, and wherein at least one of the two calibration lines is based at least in part on the at least one matched pair; and calibrating the one or more sensor data points in real time, wherein the first calibration line is applied when a blood glucose concentration is at or below a predetermined threshold, and wherein the second calibration line is applied when a blood glucose concentration is at or above the predetermined threshold - View Dependent Claims (144)
-
-
145. An integrated system, comprising:
-
a continuous glucose sensor configured to measure a glucose concentration in a host and to provide sensor data associated therewith; and an insulin delivery device configured to administer insulin, wherein the insulin delivery device comprises a processor module configured to receive and store, at least temporarily, sensor data obtained from the continuous glucose sensor, and wherein the processor module is further configured to analyze sensor data to predict a future glucose concentration in the host, whereby insulin is administered at least in part responsive to the predicted future glucose concentration. - View Dependent Claims (146, 147, 148, 150, 151, 154)
-
-
149. An integrated system, comprising:
-
a continuous glucose sensor configured to measure a glucose concentration in a host and to provide sensor data associated therewith; and an insulin delivery device configured to administer insulin, wherein the insulin delivery device comprises a processor module configured to receive and store, at least temporarily, sensor data obtained from the continuous glucose sensor, wherein the processor module is further configured to analyze sensor data to determine a rate of change of glucose concentration in the host, whereby insulin is administered at least in part responsive to the rate of change. - View Dependent Claims (152)
-
-
153. An integrated system, comprising:
-
a continuous glucose sensor configured to measure a glucose concentration in a host and provide sensor data associated therewith; and an insulin delivery device configured to administer insulin, wherein the insulin delivery device comprises a processor module configured to receive and store, at least temporarily, sensor data obtained from the continuous glucose sensor, wherein the processor module is further configured to analyze sensor data to determine a glucose trend in the host, whereby insulin is administered at least in part responsive to the glucose trend. - View Dependent Claims (155)
-
-
156. A method for determining at least one of an amount of insulin to be administered or a duration of time of insulin administration, the method comprising:
-
receiving continuous glucose sensor data, the sensor data comprising one or more sensor data points; processing said glucose sensor data to determine at least one of an amount of insulin to be administered or a duration of time of insulin administration by analyzing a glucose trend in the sensor data; and instructing an insulin delivery device to deliver insulin, the instruction comprising at least one of the amount of insulin to be administered or the duration of time of insulin administration, responsive to the glucose trend. - View Dependent Claims (157, 158)
-
-
159. A glucose sensor system, comprising:
-
a glucose sensor; and sensor electronics configured to receive and retain glucose data from the glucose sensor; wherein the sensor electronics are configured to process the glucose data to predict a glucose related trend. - View Dependent Claims (160, 161, 162, 163)
-
-
164. A glucose monitoring device, comprising:
-
a sensor data module configured to receive glucose data from a continuous glucose sensor; a data storage module coupled to the sensor data module and configured to store glucose data; and a processor configured to process the stored glucose data to predict a glucose related trend. - View Dependent Claims (165, 166, 167, 168, 169, 170, 171, 172)
-
-
173. A method of processing glucose data, comprising:
-
positioning at least a portion of a glucose sensor in contact with a bodily fluid of a host; obtaining glucose related information using the sensor; storing the glucose related information; and processing the stored glucose related information and predicting glucose related trend. - View Dependent Claims (174)
-
-
175. A method for calibrating a continuous glucose sensor, comprising:
-
positioning at least a portion of an electrochemical sensor in a body of a host; obtaining one or more sensor data points from the electrochemical sensor; determining a rate of change from the one or more sensor data points; and determining whether calibration is appropriate based on the determined rate of change. - View Dependent Claims (176, 177, 178, 179, 180)
-
-
181. A method of glucose determination, comprising:
-
positioning at least a portion of an electrochemical sensor in a body of a host; obtaining one or more sensor data points from the electrochemical sensor; and performing a rate of change analysis based on the one or more sensor data points. - View Dependent Claims (182)
-
-
183. A glucose sensor system, comprising:
-
an electrochemical glucose sensor; and a receiver configured to receive one or more sensor data points from an electrochemical sensor, the receiver further configured to determine a rate of change of the one or more sensor data points and to determine whether calibration is appropriate based on the determined rate of change. - View Dependent Claims (184)
-
-
185. A method for processing sensor data from a continuous glucose sensor, the method comprising:
-
receiving sensor data from a continuous glucose sensor; processing the received sensor data to form first processed sensor data; and processing the first processed sensor data to obtained second processed sensor data. - View Dependent Claims (186, 187, 188)
-
-
189. A system for processing sensor data from a continuous glucose sensor, the system comprising:
-
a sensor data module configured to receive sensor data from a continuous glucose sensor; and a processor module configured to process the received sensor data to form first processed sensor data, wherein the processor module is further configured to process the first processed sensor data to obtain second processed sensor data. - View Dependent Claims (190, 191, 192)
-
-
193. A method for predicting future data from real time continuous glucose sensor data, the method comprising:
-
receiving sensor data from a continuous glucose sensor, the sensor data comprising one or more sensor data points; and predicting one or more glucose values for a future time, based at least in part on the sensor data. - View Dependent Claims (194, 195, 196, 197, 198, 199)
-
-
200. A system for predicting future data from real time continuous glucose sensor data, the system comprising:
-
a sensor data module configured to receive sensor data from a continuous glucose sensor, the sensor data comprising one or more sensor data points; and a processor module configured to predict one or more glucose values for a future time, based at least in part on the sensor data. - View Dependent Claims (201, 202, 203, 204, 205, 206)
-
-
207. A continuous glucose sensing system, the system comprising:
-
a continuous glucose sensor device comprising a first sensor configured to continuously measuring a glucose concentration in a host, wherein at least a portion of the first sensor is positioned in or under a host'"'"'s tissue; a glucose monitor comprising a second sensor configured to determine a glucose concentration of the host at a point in time; and a processor module configured to calibrate data from said first sensor using data from said second sensor, and wherein the second sensor is integral with at least a portion of the continuous glucose sensor device. - View Dependent Claims (208, 209)
-
-
210. A method of calibrating, the method comprising:
-
inserting at least a portion of a first sensor in a host'"'"'s tissue; and calibrating the first sensor unit after a predetermined time period has lapsed from the inserting step. - View Dependent Claims (211)
-
-
212. An analyte monitoring system, comprising:
-
a sensor device including a sensor, the sensor device configured to receive a data stream corresponding to a glucose concentration in a host, the data stream comprising one or more sensor data points; and a display unit operatively coupled to the sensor, the display unit configured to output data based on signals received from the sensor device. - View Dependent Claims (213)
-
-
214. An analyte monitoring device, comprising:
a receiver unit for receiving one or more signals related to an analyte level in a host detected by an electrochemical sensor, the receiver unit comprising a display to display an indication of the analyte level wherein the receiver unit comprises a calibrator. - View Dependent Claims (215, 216, 217, 218, 219, 220, 221, 222, 223, 224, 225, 226, 227, 228, 229, 230, 231)
-
232. A system for calibrating a glucose sensor, the system comprising:
-
a continuous glucose sensor configured to substantially continuously measure a glucose concentration in a host and to provide sensor data associated therewith; a reference glucose monitor configured to measure the host'"'"'s blood glucose concentration at a time point and provide reference data associated therewith; and a processor module, configured to form at least one matched data pair by matching reference analyte data to substantially time corresponding sensor data, wherein the processor module is further configured determine a rate of change of the glucose concentration at time substantially corresponding to the at least one matched data pair and to determine whether to calibrate the continuous glucose sensor responsive thereto. - View Dependent Claims (233, 234, 235, 236, 239, 240, 241, 243, 244)
-
-
237. A system for calibrating a glucose sensor, the system comprising:
-
a continuous glucose sensor configured to substantially continuously measure a glucose concentration in a host and to provide sensor data associated therewith; a reference glucose monitor configured to measure a host'"'"'s blood glucose concentration at a time point and provide reference data associated therewith; and a processor module configured to form at least one matched data pair by matching reference analyte data to substantially time corresponding sensor data, wherein the processor module is further configured evaluate a congruence of at least one matched data pair and to determine whether to calibrate the sensor responsive thereto. - View Dependent Claims (238)
-
-
242. A system for calibrating a glucose sensor, the system comprising:
-
a continuous glucose sensor configured to substantially continuously measure a glucose concentration in a host and to provide sensor data associated therewith; a reference glucose monitor configured to measure the host'"'"'s blood glucose concentration at a time point and to provide reference data associated therewith; and a processor module, configured to form at least one matched data pair by matching reference analyte data to substantially time corresponding sensor data, wherein the processor module is further configured evaluate physiological changes of the host at time substantially corresponding to the at least one matched data pair and to determine whether to calibrate the continuous glucose sensor responsive thereto.
-
Specification