ATE148790T1 - Verfahren zur erhöhung der funktionslebensdauer eines implantierbaren fühlers - Google Patents

Verfahren zur erhöhung der funktionslebensdauer eines implantierbaren fühlers

Info

Publication number
ATE148790T1
ATE148790T1 AT91901246T AT91901246T ATE148790T1 AT E148790 T1 ATE148790 T1 AT E148790T1 AT 91901246 T AT91901246 T AT 91901246T AT 91901246 T AT91901246 T AT 91901246T AT E148790 T1 ATE148790 T1 AT E148790T1
Authority
AT
Austria
Prior art keywords
electrical state
electrodes
increase
noble metal
functional life
Prior art date
Application number
AT91901246T
Other languages
English (en)
Inventor
David A Gough
Joseph Y Lucisano
Original Assignee
Univ California
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 Univ California filed Critical Univ California
Application granted granted Critical
Publication of ATE148790T1 publication Critical patent/ATE148790T1/de

Links

Classifications

    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/145—Measuring 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
    • A61B5/1468—Measuring 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
    • A61B5/1486—Measuring 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
    • A61B5/14865—Measuring 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
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/145—Measuring 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
    • A61B5/14542—Measuring 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 blood gases
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/145—Measuring 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
    • A61B5/1468—Measuring 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
    • A61B5/1473—Measuring 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 invasive, e.g. introduced into the body by a catheter
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/145—Measuring 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
    • A61B5/14532—Measuring 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

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Medical Informatics (AREA)
  • Surgery (AREA)
  • Veterinary Medicine (AREA)
  • Public Health (AREA)
  • Biophysics (AREA)
  • Pathology (AREA)
  • Engineering & Computer Science (AREA)
  • Biomedical Technology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • General Health & Medical Sciences (AREA)
  • Molecular Biology (AREA)
  • Optics & Photonics (AREA)
  • Animal Behavior & Ethology (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Measurement Of The Respiration, Hearing Ability, Form, And Blood Characteristics Of Living Organisms (AREA)
  • Measuring And Recording Apparatus For Diagnosis (AREA)
  • Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
  • Electrotherapy Devices (AREA)
  • Electrophotography Configuration And Component (AREA)
  • Investigating Or Analyzing Materials By The Use Of Fluid Adsorption Or Reactions (AREA)
AT91901246T 1989-12-14 1990-12-13 Verfahren zur erhöhung der funktionslebensdauer eines implantierbaren fühlers ATE148790T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US45085289A 1989-12-14 1989-12-14

Publications (1)

Publication Number Publication Date
ATE148790T1 true ATE148790T1 (de) 1997-02-15

Family

ID=23789758

Family Applications (1)

Application Number Title Priority Date Filing Date
AT91901246T ATE148790T1 (de) 1989-12-14 1990-12-13 Verfahren zur erhöhung der funktionslebensdauer eines implantierbaren fühlers

Country Status (8)

Country Link
EP (1) EP0505442B1 (de)
JP (1) JP3105243B2 (de)
AT (1) ATE148790T1 (de)
AU (1) AU651803B2 (de)
CA (1) CA2071829C (de)
DE (1) DE69029911T2 (de)
NO (1) NO303851B1 (de)
WO (1) WO1991009302A1 (de)

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US5985129A (en) * 1989-12-14 1999-11-16 The Regents Of The University Of California Method for increasing the service life of an implantable sensor
CA2126487C (en) * 1993-06-23 2001-05-29 Keiichiro Okabe Iontophoresis device
DE19605739C1 (de) * 1996-02-16 1997-09-04 Wolfgang Dr Fleckenstein Gehirn-pO2-Meßvorrichtung
US8527026B2 (en) 1997-03-04 2013-09-03 Dexcom, Inc. Device and method for determining analyte levels
US6001067A (en) 1997-03-04 1999-12-14 Shults; Mark C. Device and method for determining analyte levels
US9155496B2 (en) 1997-03-04 2015-10-13 Dexcom, Inc. Low oxygen in vivo analyte sensor
US7045054B1 (en) 1999-09-20 2006-05-16 Roche Diagnostics Corporation Small volume biosensor for continuous analyte monitoring
DE10010081A1 (de) * 2000-03-02 2001-09-13 Nmi Univ Tuebingen Vorrichtung und Elektrodenanordnung für elektrophysiologische Untersuchungen
US20030032874A1 (en) 2001-07-27 2003-02-13 Dexcom, Inc. Sensor head for use with implantable devices
US10022078B2 (en) 2004-07-13 2018-07-17 Dexcom, Inc. Analyte sensor
US7162289B2 (en) * 2002-09-27 2007-01-09 Medtronic Minimed, Inc. Method and apparatus for enhancing the integrity of an implantable sensor device
RU2239825C1 (ru) * 2003-04-01 2004-11-10 Зайцев Николай Конкордиевич Электрохимический датчик
WO2005012873A2 (en) 2003-07-25 2005-02-10 Dexcom, Inc. Electrode systems for electrochemical sensors
US7494465B2 (en) 2004-07-13 2009-02-24 Dexcom, Inc. Transcutaneous analyte sensor
US20190357827A1 (en) 2003-08-01 2019-11-28 Dexcom, Inc. Analyte sensor
US7920906B2 (en) 2005-03-10 2011-04-05 Dexcom, Inc. System and methods for processing analyte sensor data for sensor calibration
US9247900B2 (en) 2004-07-13 2016-02-02 Dexcom, Inc. Analyte sensor
US8423114B2 (en) 2006-10-04 2013-04-16 Dexcom, Inc. Dual electrode system for a continuous analyte sensor
US8532730B2 (en) 2006-10-04 2013-09-10 Dexcom, Inc. Analyte sensor
ATE480761T1 (de) 2003-12-05 2010-09-15 Dexcom Inc Kalibrationsmethoden für einen kontinuierlich arbeitenden analytsensor
US8364231B2 (en) 2006-10-04 2013-01-29 Dexcom, Inc. Analyte sensor
US11633133B2 (en) 2003-12-05 2023-04-25 Dexcom, Inc. Dual electrode system for a continuous analyte sensor
US8792955B2 (en) 2004-05-03 2014-07-29 Dexcom, Inc. Transcutaneous analyte sensor
DE102004031370B4 (de) 2004-06-29 2022-03-24 Siemens Aktiengesellschaft Vorrichtung und Verfahren zur Emulation einer Gegenelektrode in einem monolithisch integrierten elektrochemischen Analysesystem
US8452368B2 (en) 2004-07-13 2013-05-28 Dexcom, Inc. Transcutaneous analyte sensor
US8886272B2 (en) 2004-07-13 2014-11-11 Dexcom, Inc. Analyte sensor
US8989833B2 (en) 2004-07-13 2015-03-24 Dexcom, Inc. Transcutaneous analyte sensor
US8565848B2 (en) 2004-07-13 2013-10-22 Dexcom, Inc. Transcutaneous analyte sensor
US20090076360A1 (en) 2007-09-13 2009-03-19 Dexcom, Inc. Transcutaneous analyte sensor
US9757061B2 (en) 2006-01-17 2017-09-12 Dexcom, Inc. Low oxygen in vivo analyte sensor
US8417312B2 (en) 2007-10-25 2013-04-09 Dexcom, Inc. Systems and methods for processing sensor data
US8396528B2 (en) 2008-03-25 2013-03-12 Dexcom, Inc. Analyte sensor
US20100010328A1 (en) * 2008-07-11 2010-01-14 Nguyen Harry D Probes and sensors for ascertaining blood characteristics and methods and devices for use therewith
US9149220B2 (en) 2011-04-15 2015-10-06 Dexcom, Inc. Advanced analyte sensor calibration and error detection
US20110027458A1 (en) 2009-07-02 2011-02-03 Dexcom, Inc. Continuous analyte sensors and methods of making same
US9351677B2 (en) 2009-07-02 2016-05-31 Dexcom, Inc. Analyte sensor with increased reference capacity
WO2025215699A1 (ja) * 2024-04-08 2025-10-16 Ｂｉｏｄａｔａ Ｂａｎｋ株式会社 判別装置、ウェアラブルデバイス、判別方法、及びプログラム

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Also Published As

Publication number Publication date
NO303851B1 (no) 1998-09-07
EP0505442B1 (de) 1997-02-05
DE69029911T2 (de) 1997-09-04
DE69029911D1 (de) 1997-03-20
JPH05504836A (ja) 1993-07-22
EP0505442A4 (en) 1993-12-15
WO1991009302A1 (en) 1991-06-27
EP0505442A1 (de) 1992-09-30
NO922271D0 (no) 1992-06-10
AU651803B2 (en) 1994-08-04
CA2071829C (en) 2001-11-13
NO922271L (no) 1992-08-05
CA2071829A1 (en) 1991-06-15
AU6915691A (en) 1991-07-18
JP3105243B2 (ja) 2000-10-30

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