CA2990843A1 - Transcutaneous analyte sensors and monitors, calibration thereof, and associated methods - Google Patents

Transcutaneous analyte sensors and monitors, calibration thereof, and associated methods Download PDF

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Publication number
CA2990843A1
CA2990843A1 CA2990843A CA2990843A CA2990843A1 CA 2990843 A1 CA2990843 A1 CA 2990843A1 CA 2990843 A CA2990843 A CA 2990843A CA 2990843 A CA2990843 A CA 2990843A CA 2990843 A1 CA2990843 A1 CA 2990843A1
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CA
Canada
Prior art keywords
sensor
value
calibration
analyte concentration
values
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CA2990843A
Other languages
English (en)
French (fr)
Inventor
Arturo Garcia
Peter C. Simpson
Apurv Ullas Kamath
Naresh C. Bhavaraju
Stephen J. Vanslyke
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Dexcom Inc
Original Assignee
Dexcom Inc
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Dexcom Inc filed Critical Dexcom Inc
Publication of CA2990843A1 publication Critical patent/CA2990843A1/en
Pending legal-status Critical Current

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Classifications

    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61BDIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00Measuring for diagnostic purposes; Identification of persons
    • A61B5/145Measuring characteristics of blood in vivo, e.g. gas concentration or pH-value ; Measuring characteristics of body fluids or tissues, e.g. interstitial fluid or cerebral tissue
    • A61B5/1495Calibrating or testing of in-vivo probes
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61BDIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00Measuring for diagnostic purposes; Identification of persons
    • A61B5/0002Remote monitoring of patients using telemetry, e.g. transmission of vital signals via a communication network
    • A61B5/0031Implanted circuitry
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61BDIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00Measuring for diagnostic purposes; Identification of persons
    • A61B5/145Measuring characteristics of blood in vivo, e.g. gas concentration or pH-value ; Measuring characteristics of body fluids or tissues, e.g. interstitial fluid or cerebral tissue
    • A61B5/1468Measuring characteristics of blood in vivo, e.g. gas concentration or pH-value ; Measuring characteristics of body fluids or tissues, e.g. interstitial fluid or cerebral tissue using chemical or electrochemical methods, e.g. by polarographic means
    • A61B5/1486Measuring characteristics of blood in vivo, e.g. gas concentration or pH-value ; Measuring characteristics of body fluids or tissues, e.g. interstitial fluid or cerebral tissue using chemical or electrochemical methods, e.g. by polarographic means using enzyme electrodes, e.g. with immobilised oxidase
    • A61B5/14865Measuring characteristics of blood in vivo, e.g. gas concentration or pH-value ; Measuring characteristics of body fluids or tissues, e.g. interstitial fluid or cerebral tissue using chemical or electrochemical methods, e.g. by polarographic means using enzyme electrodes, e.g. with immobilised oxidase invasive, e.g. introduced into the body by a catheter or needle or using implanted sensors
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61BDIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00Measuring for diagnostic purposes; Identification of persons
    • A61B5/72Signal processing specially adapted for physiological signals or for diagnostic purposes
    • A61B5/7235Details of waveform analysis
    • A61B5/7246Details of waveform analysis using correlation, e.g. template matching or determination of similarity
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61BDIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00Measuring for diagnostic purposes; Identification of persons
    • A61B5/74Details of notification to user or communication with user or patient; User input means
    • A61B5/742Details of notification to user or communication with user or patient; User input means using visual displays
    • A61B5/743Displaying an image simultaneously with additional graphical information, e.g. symbols, charts, function plots
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61BDIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B2560/00Constructional details of operational features of apparatus; Accessories for medical measuring apparatus
    • A61B2560/02Operational features
    • A61B2560/0223Operational features of calibration, e.g. protocols for calibrating sensors
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61BDIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B2560/00Constructional details of operational features of apparatus; Accessories for medical measuring apparatus
    • A61B2560/02Operational features
    • A61B2560/0223Operational features of calibration, e.g. protocols for calibrating sensors
    • A61B2560/0228Operational features of calibration, e.g. protocols for calibrating sensors using calibration standards
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61BDIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00Measuring for diagnostic purposes; Identification of persons
    • A61B5/103Measuring devices for testing the shape, pattern, colour, size or movement of the body or parts thereof, for diagnostic purposes
    • A61B5/11Measuring movement of the entire body or parts thereof, e.g. head or hand tremor or mobility of a limb
    • A61B5/1118Determining activity level
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61BDIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00Measuring for diagnostic purposes; Identification of persons
    • A61B5/145Measuring characteristics of blood in vivo, e.g. gas concentration or pH-value ; Measuring characteristics of body fluids or tissues, e.g. interstitial fluid or cerebral tissue
    • A61B5/14503Measuring characteristics of blood in vivo, e.g. gas concentration or pH-value ; Measuring characteristics of body fluids or tissues, e.g. interstitial fluid or cerebral tissue invasive, e.g. introduced into the body by a catheter or needle or using implanted sensors
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61BDIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00Measuring for diagnostic purposes; Identification of persons
    • A61B5/145Measuring characteristics of blood in vivo, e.g. gas concentration or pH-value ; Measuring characteristics of body fluids or tissues, e.g. interstitial fluid or cerebral tissue
    • A61B5/14532Measuring characteristics of blood in vivo, e.g. gas concentration or pH-value ; Measuring characteristics of body fluids or tissues, e.g. interstitial fluid or cerebral tissue for measuring glucose, e.g. by tissue impedance measurement
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61BDIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00Measuring for diagnostic purposes; Identification of persons
    • A61B5/72Signal processing specially adapted for physiological signals or for diagnostic purposes
    • A61B5/7271Specific aspects of physiological measurement analysis
    • A61B5/7275Determining trends in physiological measurement data; Predicting development of a medical condition based on physiological measurements, e.g. determining a risk factor

Landscapes

  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Public Health (AREA)
  • Pathology (AREA)
  • Biophysics (AREA)
  • Biomedical Technology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Medical Informatics (AREA)
  • Molecular Biology (AREA)
  • Surgery (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Veterinary Medicine (AREA)
  • Optics & Photonics (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Physiology (AREA)
  • Emergency Medicine (AREA)
  • Artificial Intelligence (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Psychiatry (AREA)
  • Signal Processing (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Radiology & Medical Imaging (AREA)
  • Measurement Of The Respiration, Hearing Ability, Form, And Blood Characteristics Of Living Organisms (AREA)
CA2990843A 2015-09-10 2016-09-08 Transcutaneous analyte sensors and monitors, calibration thereof, and associated methods Pending CA2990843A1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US201562216926P 2015-09-10 2015-09-10
US62/216,926 2015-09-10
PCT/US2016/050814 WO2017044654A1 (en) 2015-09-10 2016-09-08 Transcutaneous analyte sensors and monitors, calibration thereof, and associated methods

Publications (1)

Publication Number Publication Date
CA2990843A1 true CA2990843A1 (en) 2017-03-16

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
CA2990843A Pending CA2990843A1 (en) 2015-09-10 2016-09-08 Transcutaneous analyte sensors and monitors, calibration thereof, and associated methods

Country Status (7)

Country Link
US (3) US11883126B2 (enExample)
EP (2) EP4461218A3 (enExample)
JP (3) JP7488023B2 (enExample)
CN (3) CN107771056B (enExample)
AU (4) AU2016321249B2 (enExample)
CA (1) CA2990843A1 (enExample)
WO (1) WO2017044654A1 (enExample)

Cited By (6)

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US11412962B1 (en) 2020-03-25 2022-08-16 Tula Health, Inc. Devices, systems, and methods for identifying improving health for chronic health condition management
US11540751B1 (en) 2020-03-25 2023-01-03 Tula Health, Inc. Device networks for chronic health condition management
US11540752B1 (en) 2020-03-25 2023-01-03 Tula Health, Inc. Devices, systems, and methods for individualized chronic health condition management
US11717232B1 (en) 2020-03-25 2023-08-08 Tula Health, Inc. Devices, systems, and methods for predictive analytics for chronic health condition management
US11766221B1 (en) 2020-03-25 2023-09-26 Tula Health, Inc. Devices, systems, and methods for measurement validation for chronic health condition management
US12023180B1 (en) 2020-03-25 2024-07-02 Miller Ip Law, Llc Device and system user interfaces for chronic health condition management

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CN107771056B (zh) 2015-09-10 2021-11-16 德克斯康公司 经皮分析物传感器和监视器、其校准以及相关联方法
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Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11412962B1 (en) 2020-03-25 2022-08-16 Tula Health, Inc. Devices, systems, and methods for identifying improving health for chronic health condition management
US11540751B1 (en) 2020-03-25 2023-01-03 Tula Health, Inc. Device networks for chronic health condition management
US11540752B1 (en) 2020-03-25 2023-01-03 Tula Health, Inc. Devices, systems, and methods for individualized chronic health condition management
US11717232B1 (en) 2020-03-25 2023-08-08 Tula Health, Inc. Devices, systems, and methods for predictive analytics for chronic health condition management
US11766221B1 (en) 2020-03-25 2023-09-26 Tula Health, Inc. Devices, systems, and methods for measurement validation for chronic health condition management
US12023180B1 (en) 2020-03-25 2024-07-02 Miller Ip Law, Llc Device and system user interfaces for chronic health condition management

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CN107771056A (zh) 2018-03-06
WO2017044654A8 (en) 2018-02-08
CN107771056B (zh) 2021-11-16
JP2018532440A (ja) 2018-11-08
JP2022188264A (ja) 2022-12-20
AU2020202553A1 (en) 2020-05-07
US11883126B2 (en) 2024-01-30
US12295698B2 (en) 2025-05-13
JP7571101B2 (ja) 2024-10-22
CN121040908A (zh) 2025-12-02
CN113974619A (zh) 2022-01-28
AU2022200905A1 (en) 2022-03-03
AU2016321249A1 (en) 2018-02-22
AU2024201184A1 (en) 2024-03-14
AU2022200905B2 (en) 2023-11-30
AU2020202553B2 (en) 2021-11-18
EP3346906B1 (en) 2024-09-04
JP7488023B2 (ja) 2024-05-21
EP4461218A3 (en) 2025-01-15
EP3346906A1 (en) 2018-07-18
AU2016321249B2 (en) 2020-01-16
CN113974619B (zh) 2025-07-18
US20240180425A1 (en) 2024-06-06
WO2017044654A1 (en) 2017-03-16
US20230140651A1 (en) 2023-05-04
EP4461218A2 (en) 2024-11-13
JP2025004084A (ja) 2025-01-14
US20250359756A1 (en) 2025-11-27

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