国际发明专利 号:WO 2005/065535 A1 什么内容?

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WO2005065535 SENSOR RECALIBRATION的系统和方法

WO2005065535 SYSTEM AND METHOD FOR SENSOR RECALIBRATION
[用摘要进行概念搜索] 87%
校准的标准化的定分度的 传感器 的 系统和方法。方法 包括,没有 极限,编译 数据阵列 有关 传感器; 在 数据输入 阵列上 调节 传感参数 第一 基于时间; 调节 基于 数据输入 阵列 表述 传感器输出 的 曲线; 并且 在 数据输入 阵列上 调节 传感参数 第二 基于时间。传感器 是调整后的 的 in vivo glucose 传感器 和 传感参数 是current。阵列 包括 历史的,以及 全新世 数据,如,例如,血糖含量 和 传感器电极 阅读。
公司: MEDTRONIC MINIMED, INC.(美敦力
发明人: Zhang, Yanan (25364 Via Palacio, Valencia, CA, 91355, US) | Wang, Lu (1115 Cordova Street, Unit 315 Pasadena, CA, 91106, US) | Shah, Rajiv (28003 Lobrook, Rancho Palos Verdes, CA, 90275, US)
申请号: PCT/US2004/041856
申请日: 2004-12-15
公布日: 2005-07-21
同族:
WO2005065535 SYSTEM AND METHOD FOR SENSOR RECALIBRATION
[用摘要进行概念搜索] 87%
校准的标准化的定分度的 传感器 的 系统和方法。方法 包括,没有 极限,编译 数据阵列 有关 传感器; 在 数据输入 阵列上 调节 传感参数 第一 基于时间; 调节 基于 数据输入 阵列 表述 传感器输出 的 曲线; 并且 在 数据输入 阵列上 调节 传感参数 第二 基于时间。传感器 是调整后的 的 in vivo glucose 传感器 和 传感参数 是current。阵列 包括 历史的,以及 全新世 数据,如,例如,血糖含量 和 传感器电极 阅读。
查看原文
用主权利要求进行概念搜索73%
校准的标准化的定分度的 传感器 包括 的 方法:编译 有关 传感器 的 数据阵列; 调节 传感器 的 标称功率 current,该传感器 第一 基于时间 在 数据输入 阵列; 并且 调节 基于 数据输入 标称功率 current 的 阵列 和 校正值 表述 传感器输出 的 曲线。查看原文图示

公司: MEDTRONIC MINIMED, INC.
发明人: Zhang, Yanan (25364 Via Palacio, Valencia, CA, 91355, US) | Wang, Lu (1115 Cordova Street, Unit 315 Pasadena, CA, 91106, US) | Shah, Rajiv (28003 Lobrook, Rancho Palos Verdes, CA, 90275, US)
申请号: PCT/US2004/041856
申请日: 2004-12-15
公布日: 2005-07-21

权利要求

1. A method for calibrating a sensor comprising: compiling an array of data relating to the sensor; adjusting a nominal output current of the sensor a first time based on data in the array ; and adjusting a curve representing the sensor output based on data in the array and the adjusted value of the nominal output current.

2. The method of Claim 1, wherein compiling an array comprises compiling historical data.

3. The method of Claim 2, wherein the historical data comprises measured blood glucose readings.

4. The method of Claim 1, wherein compiling an array comprises compiling recent data.

5. The method of Claim 4, wherein the recent data comprises electrode readings.

6. The method of Claim 5, wherein the electrode readings comprise glucose electrode readings and oxygen electrode readings.

7. The method of Claim 4, wherein the recent data comprises measured blood glucose concentrations.

8. The method of Claim 7, wherein the nominal output current is a nominal glucose current.

9. The method of Claim 8, wherein the nominal glucose current is adjusted based on a shift of measured data points with respect to blood glucose readings.

10. The method of Claim 9, wherein the shift is a mean shift.

11. The method of Claim 1, wherein adjusting the curve representing the sensor output comprises performing a linear regression on data in the array.

12. The method of Claim 11, wherein a result of the linear regression determines a first calibration point.

13. The method of Claim 12, wherein the first calibration point is used to determine a plurality of calibration points.

14. The method of Claim 1, wherein adjusting the curve representing the sensor output comprises adjusting the curve in a piecewise linear fashion.

15. The method of Claim 14, wherein a number of pieces in the piecewise linear adjustment is five.

16. The method of Claim 1, further comprising adjusting the nominal output current of the sensor a second time based on data in the array.

17. The method of Claim 16, wherein the nominal output current is a nominal glucose current.

18. The method of Claim 17, wherein the nominal glucose current is adjusted based on a shift of measured data points with respect to blood glucose readings.

19. The method of Claim 18, wherein the shift is a mean shift.

20. The method of Claim 1, further comprising establishing a new sensor output based on the adjusted curve and the twice adjusted sensor parameter.

21. An implantable sensing system comprising: a sensor for sensing a biological parameter; a processor connected to the sensor for processing the parameter; and a drug delivery unit connected to the processor for responding to the processor based on the parameter, wherein the processor is programmed to adjust an output of the sensor by compiling an array of data relating to the sensor; adjusting a sensor parameter a first time based on data in the array; adjusting a curve representing the sensor output based on data in the array; and adjusting the sensor parameter a second time based on data in the array.

22. The system of Claim 21, wherein the sensor is a glucose sensor.

23. The system of Claim 21, wherein the drug delivery unit is an insulin pump.

24. The system of Claim 21, wherein the insulin pump delivers insulin in response to the sensed parameter.

25. The method of Claim 21, wherein compiling an array comprises compiling historical data.

26. The method of Claim 25, wherein the historical data comprises measured blood glucose readings.

27. The method of Claim 21, wherein compiling an array comprises compiling recent data.

28. The method of Claim 27, wherein the recent data comprises glucose electrode readings and oxygen electrode readings.

29. The method of Claim 27, wherein the recent data comprises measured blood glucose concentrations.

30. The method of Claim 21, wherein adjusting a sensor parameter a first time comprises adjusting a nominal glucose current.

31. The method of Claim 21, wherein adjusting the curve representing the sensor output comprises performing a linear regression on data in the array.

32. The method of Claim 21, wherein adjusting the curve representing the sensor output comprises adjusting the curve in a piecewise linear fashion.

33. A sensor calibration system comprising: means for compiling an array of data relating to the sensor; means for adjusting a sensor parameter a first time based on data in the array; means for adjusting a curve representing the sensor output based on data in the array; and means for adjusting the sensor parameter a second time based on data in the array.

34. A method for calibrating a sensor comprising: generating a calibration curve based on a priori empirical values; compiling a plurality of data values from the sensor; compiling independent historical values of a parameter sensed by the sensor; and reconciling the plurality of data values from the sensor to the calibration curve using the independent historical values.

35. The method of Claim 34, wherein the sensor is a glucose sensor.

36. The method of Claim 34, wherein generating a calibration curve comprises compiling a priori empirical values of sensors similar to the sensor being calibrated.

37. The method of Claim 34, wherein generating a calibration curve comprises generating a calibration curve representing a sensor having a plurality of phases.

38. The method of Claim 34, wherein the independent historical values of a parameter sensed by the sensor are metered blood glucose values.

39. The method of Claim 34, wherein reconciling the plurality of data values comprises adjusting an output current of the sensor.

40. The method of Claim 39, wherein the output current of the sensor is a nominal glucose current.

41. The method of Claim 40, wherein the nominal glucose current is adjusted based on a shift of the plurality of data values from the sensor with respect to metered blood glucose values.

42. The method of Claim 34, wherein reconciling the plurality of data values comprises performing a linear regression on the plurality of data values.

43. The method of Claim 34, wherein reconciling the plurality of data values is performed in a piecewise linear fashion.
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第1个回答  2011-01-19
名字:SYSTEM AND METHOD FOR SENSOR RECALIBRATION
【申请号】:US04041856【申请日】:20041215【公开/公告号】:WO2005065535【公开/公告日】:20050721【国际申请号】:US04041856【国际申请日】:20041215【国际公布号】:WO2005065535【国际公布日】:20050721【申请/专利权人】:MEDTRONIC MINIMED, INC. ; ZHANG, Yanan ; WANG, Lu ; SHAH, Rajiv【发明/设计人】:ZHANG, Yanan ; WANG, Lu ; SHAH, Rajiv【国际主分类号】:A61B5/00【优先权项】:US10/751,327 20031230
【摘要】:A system and method for calibrating a sensor. The method may include, without limitation, compiling an array of data relating to the sensor; adjusting a sensor parameter a first time based on data in the array; adjusting a curve representing the sensor output based on data in the array; and adjusting the sensor parameter a second time based on data in the array. The sensor may be an in vivo glucose sensor and the sensor parameter adjusted may be a current. The array may include historical as well as recent data, such as, for example, blood glucose readings and sensor electrode readings.

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第2个回答  2011-01-20
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(12) International Application Status Report
Received at International Bureau: 20 January 2005 (20.01.2005)
Information valid as of: Not available
Report generated on: 19.01.2011
(10) Publication number:
WO2005/065535
(43) Publication date:
21 July 2005 (21.07.2005)
(26) Publication language:
English (EN)
(21) Application Number:
PCT/US2004/041856
(22) Filing Date:
15 December 2004 (15.12.2004)
(25) Filing language:
English (EN)
(31) Priority number(s): (31) Priority date(s): (31) Priority status:
10/751,327 (US) 30 December 2003 (30.12.2003) Priority document received (in compliance
with PCT Rule 17.1)
(51) International Patent Classification:
A61B 5/00 (2006.01)
(71) Applicant(s):
MEDTRONIC MINIMED, INC. [US/US]; 18000 Devonshire Street Northridge, CA 91325 (US) (for all designated states except
US)
ZHANG, Yanan [US/US]; 25364 Via Palacio Valencia, CA 91355 (US) (for US only)
WANG, Lu [CN/US]; 1115 Cordova Street, Unit 315 Pasadena, CA 91106 (US) (for US only)
SHAH, Rajiv [US/US]; 28003 Lobrook Rancho Palos Verdes, CA 90275 (US) (for US only)
(72) Inventor(s):
ZHANG, Yanan; 25364 Via Palacio Valencia, CA 91355 (US)
WANG, Lu; 1115 Cordova Street, Unit 315 Pasadena, CA 91106 (US)
SHAH, Rajiv; 28003 Lobrook Rancho Palos Verdes, CA 90275 (US)
(74) Agent(s):
RITTMASTER, Ted, R.; Foley & Lardner LLP 2029 Century Park East Suite 3500 Los Angeles, CA 90067-3021 (US)
(54) Title (EN): SYSTEM AND METHOD FOR SENSOR RECALIBRATION
(54) Title (FR): SYSTEME ET PROCEDE DE REETALONNAGE DE CAPTEUR
(57) Abstract:
(EN): A system and method for calibrating a sensor. The method may include, without limitation, compiling an array of data
relating to the sensor; adjusting a sensor parameter a first time based on data in the array; adjusting a curve representing the sensor
output based on data in the array; and adjusting the sensor parameter a second time based on data in the array. The sensor may be
an in vivo glucose sensor and the sensor parameter adjusted may be a current. The array may include historical as well as recent
data, such as, for example, blood glucose readings and sensor electrode readings.
(FR): L'invention concerne un système et un procédé d'étalonnage d'un capteur. Ce procédé peut consister, entre autres, à compiler
un réseau de données associé au capteur ; à ajuster un paramètre de capteur une première fois en fonction des données dans le
réseau ; à ajuster une courbe représentant la sortie du capteur en fonction des données dans le réseau ; et à ajuster le paramètre
du capteur une deuxième fois en fonction des données dans le réseau. Le capteur peut être un capteur de glucose in vivo et le
paramètre de capteur ajusté peut être un courant. Le réseau peut comprendre des données historiques et des données récentes, par
exemple, des mesures de glycémie et des mesures d'électrode de capteur.
International search report:
Received at International Bureau: 13 April 2005 (13.04.2005) [EP]
International preliminary examination report:
Chapter II demand received: 28 October 2005 (28.10.2005)
(81) Designated States:
AE, AG, AL, AM, AT, AU, AZ, BA, BB, BG, BR, BW, BY, BZ, CA, CH, CN, CO, CR, CU, CZ, DE, DK, DM, DZ, EC, EE, EG,
ES, FI, GB, GD, GE, GH, GM, HR, HU, ID, IL, IN, IS, JP, KE, KG, KP, KR, KZ, LC, LK, LR, LS, LT, LU, LV, MA, MD, MG,
MK, MN, MW, MX, MZ, NA, NI, NO, NZ, OM, PG, PH, PL, PT, RO, RU, SC, SD, SE, SG, SK, SL, SM, SY, TJ, TM, TN, TR,
TT, TZ, UA, UG, US, UZ, VC, VN, YU, ZA, ZM, ZW
European Patent Office (EPO) : AT, BE, BG, CH, CY, CZ, DE, DK, EE, ES, FI, FR, GB, GR, HU, IE, IS, IT, LT, LU, MC, NL,
PL, PT, RO, SE, SI, SK, TR
African Intellectual Property Organization (OAPI) : BF, BJ, CF, CG, CI, CM, GA, GN, GQ, GW, ML, MR, NE, SN, TD, TG
African Regional Intellectual Property Organization (ARIPO) : BW, GH, GM, KE, LS, MW, MZ, NA, SD, SL, SZ, TZ, UG, ZM,
ZW
Eurasian Patent Organization (EAPO) : AM, AZ, BY, KG, KZ, MD, RU, TJ, TM

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