최소 단어 이상 선택하여야 합니다.
최대 10 단어까지만 선택 가능합니다.
다음과 같은 기능을 한번의 로그인으로 사용 할 수 있습니다.
NTIS 바로가기다음과 같은 기능을 한번의 로그인으로 사용 할 수 있습니다.
DataON 바로가기다음과 같은 기능을 한번의 로그인으로 사용 할 수 있습니다.
Edison 바로가기다음과 같은 기능을 한번의 로그인으로 사용 할 수 있습니다.
Kafe 바로가기국가/구분 | United States(US) Patent 등록 |
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국제특허분류(IPC7판) |
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출원번호 | US-0783675 (2004-02-16) |
등록번호 | US-8612159 (2013-12-17) |
발명자 / 주소 |
|
출원인 / 주소 |
|
대리인 / 주소 |
|
인용정보 | 피인용 횟수 : 2 인용 특허 : 1649 |
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
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.
1. A device for monitoring glucose concentration in a biological sample of a host, the device comprising: a continuous glucose sensor that produces a data stream indicative of a glucose concentration in the host, the data stream including a plurality of time spaced sensor data points; andan integrat
1. A device for monitoring glucose concentration in a biological sample of a host, the device comprising: a continuous glucose sensor that produces a data stream indicative of a glucose concentration in the host, the data stream including a plurality of time spaced sensor data points; andan integrated receiver that receives the data stream from the continuous glucose sensor, wherein the integrated receiver includes a single point glucose monitor, a processor, and a computer readable memory, wherein the single point glucose monitor is configured to receive a biological sample from the host and to measure the concentration of glucose in the sample, and wherein the computer readable memory includes instructions configured to cause the processor to process the data stream received from the continuous glucose sensor, determine if a signal level of the plurality of time spaced data points in the data stream exceeds a first predetermined threshold, determine if a rate of change of the time spaced data points in the data stream exceeds a second predetermined threshold, and calibrate the data stream using the glucose concentration measured by the single point glucose monitor based on the signal level determination and the rate of change determination; wherein the computer readable memory includes instructions configured to cause the processor to calibrate or recalibrate the data stream received from the continuous glucose sensor when the determined signal level of the plurality of time spaced data points in the data stream is below the first predetermined threshold and the determined rate of change of the time spaced data points in the data stream is below the second predetermined threshold. 2. The device of claim 1, wherein the computer readable memory further includes instructions configured to cause the processor to reject calibration information obtained when the determined signal level of the plurality of time spaced data points in the data stream exceeds the first predetermined threshold or the rate of change of the time spaced data points in the data stream exceeds the second predetermined threshold. 3. The device of claim 1, wherein the computer readable memory further includes instructions configured to cause the processor to obtain calibration information when the determined signal level of the plurality of time spaced data points in the data stream is below the first predetermined threshold and the rate of change of the time spaced data points in the data stream is below the second predetermined threshold. 4. The device of claim 1, wherein the computer readable memory further includes instructions configured to cause the processor to determine calibration information based at least in part on at least one time spaced sensor data point. 5. The device of claim 1, wherein the computer readable memory further includes instructions configured to cause the processor to convert the time spaced sensor data points to blood glucose data points using calibration information when the determined signal level of the plurality of time spaced data points in the data stream is below the first predetermined threshold and the rate of change of the time spaced data points in the data stream is below the second predetermined threshold. 6. The device of claim 1, wherein the computer readable memory further includes instructions configured to cause the processor to convert at least one sensor data point into a calibrated data point when the determined signal level of the plurality of time spaced data points in the data stream is below the first predetermined threshold and the rate of change of the time spaced data points in the data stream is below the second predetermined threshold. 7. The device of claim 1, wherein the computer readable memory further includes instructions configured to cause the processor to form a calibration set including a reference data point and a sensor data point, and cause the processor to prevent the reference data point and the sensor data point from influencing the calibration set when the determined signal level of the plurality of time spaced data points in the data stream exceeds the first predetermined threshold or the rate of change of the time spaced data points in the data stream exceeds the second predetermined threshold. 8. The device of claim 1, wherein the computer readable memory further includes instructions configured to cause the processor to compare a first reference data point to a second reference data point to determine whether the first reference data point is clinically acceptable, wherein the second reference data point is obtained prior to obtaining the first reference data point, and wherein the first reference data point is determined to be clinically acceptable if a difference between the first reference data point and the second reference data point is below a third predetermined threshold. 9. The device of claim 1, wherein the computer readable memory further includes instructions configured to cause the processor to compare a first sensor data point to a second sensor data point to determine whether the first sensor data point is clinically acceptable, wherein the second sensor data point is obtained prior to obtaining the first sensor data point, and wherein the first sensor data point is determined to be clinically acceptable if a difference between the first sensor data point and the second sensor data point is below a third predetermined threshold. 10. The device of claim 1, wherein the computer readable memory further includes instructions configured to cause the processor to determine if a characteristic of the sensor has changed, and wherein the characteristic of the sensor is determined to not have changed if the rate of change of the time spaced data points in the data stream is below the second predetermined threshold. 11. The device of claim 1, further including a temperature sensor that produces a plurality of temperature related signals that correspond to the plurality of time spaced sensor data points in the data stream. 12. The device of claim 1, wherein the integrated receiver includes an interface configured to display continuous glucose sensor data and single point glucose monitor data. 13. The device of claim 1, wherein the computer readable memory further includes instructions configured to cause the processor to determine if a difference in a signal level of two time spaced sensor data points in the processed data stream is outside of a predetermined range, and calibrate the data stream based at least in part on the difference in signal level determination, wherein the computer readable memory includes instructions configured to cause the processor to not calibrate or recalibrate the data stream received from the continuous glucose sensor when the difference in the signal level of the two time spaced sensor data points in the processed data stream is outside of the predetermined range. 14. The device of claim 10, wherein the data stream comprises measurements indicative of in vivo glucose concentration, and wherein the first predetermined threshold and the second predetermined threshold are set at predetermined levels. 15. The device of claim 10, wherein the data stream comprises measurements indicative of in vivo glucose concentration, and wherein the second predetermined threshold is 0.25 mg/dL/min. 16. The device of claim 10, wherein the data stream comprises measurements indicative of in vivo glucose concentration, and wherein the second predetermined threshold is 0.5 mg/dL/min. 17. The device of claim 12, wherein the interface is deactivated in response to a predetermined event such that the continuous glucose sensor data is not displayed while the processor continues to process the data stream received from the continuous glucose sensor. 18. The device of claim 17, wherein the predetermined event includes activation of an input device coupled to the integrated receiver, or a predetermined time period of inactivity of the input device.
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