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公开(公告)号:US12114975B2
公开(公告)日:2024-10-15
申请号:US16728652
申请日:2019-12-27
申请人: DexCom, Inc.
发明人: Sebastian Bohm , Anna Claire Harley-Trochimczyk , Daiting Rong , Rui Ma , Wenjie Lan , Minglian Shi , Disha B. Sheth
IPC分类号: A61B5/1495 , A61B5/00 , A61B5/0537 , A61B5/145 , A61B5/1473 , A61B5/1486 , G01N27/02 , G01N27/22 , G01N27/24 , G01N33/487
CPC分类号: A61B5/1495 , A61B5/0537 , A61B5/14532 , A61B5/14546 , A61B5/1473 , A61B5/1486 , A61B5/14865 , A61B5/6844 , G01N27/221 , G01N27/24 , G01N33/48707 , A61B5/0004 , A61B5/0031 , A61B2560/0223 , A61B2560/0252 , A61B2560/0276 , G01N27/026
摘要: Various examples are directed to systems and methods for operating an analyte sensor system using sensor electronics. An example method may comprise applying a bias voltage change to an analyte sensor bias voltage and measuring a current value for each of a plurality of time periods after application of the bias voltage change. The example method may also comprise determining an estimated impedance using the current values for the plurality of time periods and determining a characteristic of the analyte sensor using the estimated impedance. The example method may further comprise receiving from the analyte sensor a signal indicative of an analyte concentration, and determining an estimated analyte concentration level using the determined characteristic of the analyte sensor and the received signal.
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公开(公告)号:US20170311904A1
公开(公告)日:2017-11-02
申请号:US15582467
申请日:2017-04-28
申请人: DexCom, Inc.
发明人: Anna Leigh Davis , Scott M. Belliveau , Naresh C. Bhavaraju , Leif N. Bowman , Rita M. Castillo , Alexandra Elena Constantin , Rian Draeger , Laura J. Dunn , Gary Brian Gable , Arturo Garcia , Thomas Hall , Hari Hampapuram , Christopher Robert Hannemann , Anna Claire Harley-Trochimczyk , Nathaniel David Heintzman , Andrea J. Jackson , Lauren Hruby Jepson , Apurv Ullas Kamath , Katherine Yerre Koehler , Aditya Sagar Mandapaka , Samuel Jere Marsh , Gary A. Morris , Subrai Girish Pai , Andrew Attila Pal , Nicholas Polytaridis , Philip Thomas Pupa , Eli Reihman , Ashley Anne Rindfleisch , Sofie Wells Schunk , Peter C. Simpson , Daniel Smith , Stephen J. Vanslyke , Matthew T. Vogel , Tomas C. Walker , Benjamin Elrod West , Atiim Joseph Wiley
CPC分类号: A61B5/746 , A61B5/0022 , A61B5/024 , A61B5/1112 , A61B5/14517 , A61B5/14532 , A61B5/14546 , A61B5/165 , A61B5/4866 , A61B5/742 , A61M5/1723 , A61M2205/18 , A61M2205/3584 , A61M2205/50 , A61M2205/502 , A61M2205/52 , A61M2205/581 , A61M2205/582 , A61M2205/8206 , A61M2230/201 , G06F19/00 , G06F19/3418 , G06F19/3468 , G06N5/043 , G06N99/005 , G08B21/0453 , G16H20/17 , G16H40/67 , G16H50/20 , H04M1/7253 , Y02A90/26
摘要: Systems and methods are disclosed that provide smart alerts to users, e.g., alerts to users about diabetic states that are only provided when it makes sense to do so, e.g., when the system can predict or estimate that the user is not already cognitively aware of their current condition, e.g., particularly where the current condition is a diabetic state warranting attention. In this way, the alert or alarm is personalized and made particularly effective for that user. Such systems and methods still alert the user when action is necessary, e.g., a bolus or temporary basal rate change, or provide a response to a missed bolus or a need for correction, but do not alert when action is unnecessary, e.g., if the user is already estimated or predicted to be cognitively aware of the diabetic state warranting attention, or if corrective action was already taken.
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公开(公告)号:US11484233B2
公开(公告)日:2022-11-01
申请号:US16254213
申请日:2019-01-22
申请人: DexCom, Inc.
发明人: Anna Claire Harley-Trochimczyk , Sebastian Böhm , Rui Ma , Disha B. Sheth , Minglian Shi , Kamuran Turksoy
IPC分类号: A61B5/1495 , A61B5/0205 , A61B5/145 , A61B5/1486 , A61B5/00 , A61B5/01 , G16H50/20 , G01N27/327 , A61B5/024 , A61B5/11
摘要: This document discusses, among other things, systems and methods to compensate for the effects of temperature on sensors, such as analyte sensor. An example method may include determining a temperature-compensated glucose concentration level by receiving a temperature signal indicative of a temperature parameter of an external component, receiving a glucose signal indicative of an in vivo glucose concentration level, and determining a compensated glucose concentration level based on the glucose signal, the temperature signal, and a delay parameter.
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公开(公告)号:US10406287B2
公开(公告)日:2019-09-10
申请号:US16029476
申请日:2018-07-06
申请人: DexCom, Inc.
发明人: Anna Leigh Davis , Scott M. Belliveau , Naresh C. Bhavaraju , Leif N. Bowman , Rita M. Castillo , Alexandra Elena Constantin , Rian Draeger , Laura J. Dunn , Gary Brian Gable , Arturo Garcia , Thomas Hall , Hari Hampapuram , Christopher Robert Hannemann , Anna Claire Harley-Trochimczyk , Nathaniel David Heintzman , Andrea J. Jackson , Lauren Hruby Jepson , Apurv Ullas Kamath , Katherine Yerre Koehler , Aditya Sagar Mandapaka , Samuel Jere Marsh , Gary A. Morris , Subrai Girish Pai , Andrew Attila Pal , Nicholas Polytaridis , Philip Thomas Pupa , Eli Reihman , Ashley Anne Rindfleisch , Sofie Wells Schunk , Peter C. Simpson , Daniel Smith , Stephen J. Vanslyke , Matthew T. Vogel , Tomas C. Walker , Benjamin Elrod West , Atiim Joseph Wiley
IPC分类号: A61M5/172 , G16H50/20 , G06N20/00 , A61B5/024 , A61B5/11 , A61B5/145 , A61B5/16 , A61B5/00 , G06F19/00 , G08B21/04 , H04M1/725 , G06N5/04 , G16H20/17 , G16H40/67 , G16H40/63
摘要: Systems and methods are disclosed that provide smart alerts to users, e.g., alerts to users about diabetic states that are only provided when it makes sense to do so, e.g., when the system can predict or estimate that the user is not already cognitively aware of their current condition, e.g., particularly where the current condition is a diabetic state warranting attention. In this way, the alert or alarm is personalized and made particularly effective for that user. Such systems and methods still alert the user when action is necessary, e.g., a bolus or temporary basal rate change, or provide a response to a missed bolus or a need for correction, but do not alert when action is unnecessary, e.g., if the user is already estimated or predicted to be cognitively aware of the diabetic state warranting attention, or if corrective action was already taken.
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公开(公告)号:US20180126074A1
公开(公告)日:2018-05-10
申请号:US15582266
申请日:2017-04-28
申请人: DexCom, Inc.
发明人: Anna Leigh Davis , Scott M. Belliveau , Naresh C. Bhavaraju , Leif N. Bowman , Rita M. Castillo , Alexandra Elena Constantin , Rian Draeger , Laura J. Dunn , Gary Brian Gable , Arturo Garcia , Thomas Hall , Hari Hampapuram , Christopher Robert Hannemann , Anna Claire Harley-Trochimczyk , Nathaniel David Heintzman , Andrea J. Jackson , Lauren Hruby Jepson , Apurv Ullas Kamath , Katherine Yerre Koehler , Aditya Sagar Mandapaka , Samuel Jere Marsh , Gary A. Morris , Subrai Girish Pai , Andrew Attila Pal , Nicholas Polytaridis , Philip Thomas Pupa , Eli Reihman , Ashley Anne Rindfleisch , Sofie Wells Schunk , Peter C. Simpson , Daniel Smith , Stephen J. Vanslyke , Matthew T. Vogel , Tomas C. Walker , Benjamin Elrod West , Atiim Joseph Wiley
CPC分类号: A61B5/746 , A61B5/0022 , A61B5/024 , A61B5/1112 , A61B5/14517 , A61B5/14532 , A61B5/14546 , A61B5/165 , A61B5/4866 , A61B5/742 , A61M5/1723 , A61M2205/18 , A61M2205/3584 , A61M2205/50 , A61M2205/502 , A61M2205/52 , A61M2205/581 , A61M2205/582 , A61M2205/8206 , A61M2230/201 , G06F19/00 , G06F19/3418 , G06F19/3468 , G06N5/043 , G06N99/005 , G08B21/0453 , G16H20/17 , G16H40/67 , G16H50/20 , H04M1/7253 , Y02A90/26
摘要: Systems and methods are disclosed that provide smart alerts to users, e.g., alerts to users about diabetic states that are only provided when it makes sense to do so, e.g., when the system can predict or estimate that the user is not already cognitively aware of their current condition, e.g., particularly where the current condition is a diabetic state warranting attention. In this way, the alert or alarm is personalized and made particularly effective for that user. Such systems and methods still alert the user when action is necessary, e.g., a bolus or temporary basal rate change, or provide a response to a missed bolus or a need for correction, but do not alert when action is unnecessary, e.g., if the user is already estimated or predicted to be cognitively aware of the diabetic state warranting attention, or if corrective action was already taken.
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公开(公告)号:US20220031171A1
公开(公告)日:2022-02-03
申请号:US17385529
申请日:2021-07-26
申请人: DexCom, Inc.
摘要: Population malady identification with a wearable glucose monitoring device is described. A malady identification system obtains temperature measurements that are produced by wearable glucose monitoring devices worn by users of a user population. The malady identification system further obtains location data describing locations of the users and associates each of the temperature measurements with a respective location. The malady identification system utilizes identification logic (e.g., one or more machine learning models) to identify presence of a malady in the users at one or more of the locations based on the temperature measurements and the location data. The malady identification system generates a communication for notifying at least one of the users about the presence of the malady.
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公开(公告)号:US20200316296A1
公开(公告)日:2020-10-08
申请号:US16904454
申请日:2020-06-17
申请人: DexCom, Inc.
发明人: Anna Leigh Davis , Scott M. Belliveau , Naresh C. Bhavaraju , Leif N. Bowman , Rita M. Castillo , Alexandra Elena Constantin , Rian Draeger , Laura J. Dunn , Gary Brian Gable , Arturo Garcia , Thomas Hall , Hari Hampapuram , Christopher Robert Hannemann , Anna Claire Harley-Trochimczyk , Nathaniel David Heintzman , Andrea Jean Jackson , Lauren Hruby Jepson , Apurv Ullas Kamath , Katherine Yerre Koehler , Aditya Sagar Mandapaka , Samuel Jere Marsh , Gary A. Morris , Subrai Girish Pai , Andrew Attila Pal , Nicholas Polytaridis , Philip Thomas Pupa , Eli Reihman , Ashley Anne Rindfleisch , Sofie Wells Schunk , Peter C. Simpson , Daniel Smith , Stephen J. Vanslyke , Matthew T. Vogel , Tomas C. Walker , Benjamin Elrod West , Atiim Joseph Wiley
IPC分类号: A61M5/172 , G16H50/20 , G06N20/00 , A61B5/00 , A61B5/024 , A61B5/11 , A61B5/145 , A61B5/16 , G08B21/04 , H04M1/725 , G06N5/04 , G16H20/17 , G16H40/67 , G16H40/63
摘要: Systems and methods are disclosed that provide smart alerts to users, e.g., alerts to users about diabetic states that are only provided when it makes sense to do so, e.g., when the system can predict or estimate that the user is not already cognitively aware of their current condition, e.g., particularly where the current condition is a diabetic state warranting attention. In this way, the alert or alarm is personalized and made particularly effective for that user. Such systems and methods still alert the user when action is necessary, e.g., a bolus or temporary basal rate change, or provide a response to a missed bolus or a need for correction, but do not alert when action is unnecessary, e.g., if the user is already estimated or predicted to be cognitively aware of the diabetic state warranting attention, or if corrective action was already taken.
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公开(公告)号:US20200205701A1
公开(公告)日:2020-07-02
申请号:US16728676
申请日:2019-12-27
申请人: DexCom, Inc.
发明人: Sebastian Bohm , Anna Claire Harley-Trochimczyk , Daiting Rong , Rui Ma , Wenjie Lan , Minglian Shi , Disha B. Sheth , Nicholas Kalfas
IPC分类号: A61B5/1495 , A61B5/145 , A61B5/1486
摘要: Various examples described herein are directed to systems and methods for determining an analyte concentration using an analyte sensor. A method may comprise disconnecting an analyte sensor from a measurement circuit and reconnecting the analyte sensor to the measurement circuit after an accumulation period. The method may comprise receiving a signal from the analyte sensor. The signal may be indicative of an amount of charge accumulated on the analyte sensor during the accumulation period. The method may also comprise determining an estimated analyte concentration level based on the received signal.
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公开(公告)号:US20200205694A1
公开(公告)日:2020-07-02
申请号:US16728652
申请日:2019-12-27
申请人: DexCom, Inc.
发明人: Sebastian Bohm , Anna Claire Harley-Trochimczyk , Daiting Rong , Rui Ma , Wenjie Lan , Minglian Shi , Disha B. Sheth
IPC分类号: A61B5/053 , G01N33/487
摘要: Various examples are directed to systems and methods for operating an analyte sensor system using sensor electronics. An example method may comprise applying a bias voltage change to an analyte sensor bias voltage and measuring a current value for each of a plurality of time periods after application of the bias voltage change. The example method may also comprise determining an estimated impedance using the current values for the plurality of time periods and determining a characteristic of the analyte sensor using the estimated impedance. The example method may further comprise receiving from the analyte sensor a signal indicative of an analyte concentration, and determining an estimated analyte concentration level using the determined characteristic of the analyte sensor and the received signal.
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公开(公告)号:US20190223766A1
公开(公告)日:2019-07-25
申请号:US16254213
申请日:2019-01-22
申请人: DexCom, Inc.
发明人: Anna Claire Harley-Trochimczyk , Sebastian Böhm , Rui Ma , Disha B. Sheth , Minglian Shi , Kamuran Turksoy
IPC分类号: A61B5/1495 , A61B5/01 , A61B5/145 , A61B5/1486 , A61B5/00 , A61B5/0205
摘要: This document discusses, among other things, systems and methods to compensate for the effects of temperature on sensors, such as analyte sensor. An example method may include determining a temperature-compensated glucose concentration level by receiving a temperature signal indicative of a temperature parameter of an external component, receiving a glucose signal indicative of an in vivo glucose concentration level, and determining a compensated glucose concentration level based on the glucose signal, the temperature signal, and a delay parameter.
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