ES2087515T3 - Electrodo de ph. - Google Patents

Electrodo de ph.

Info

Publication number
ES2087515T3
ES2087515T3 ES92902080T ES92902080T ES2087515T3 ES 2087515 T3 ES2087515 T3 ES 2087515T3 ES 92902080 T ES92902080 T ES 92902080T ES 92902080 T ES92902080 T ES 92902080T ES 2087515 T3 ES2087515 T3 ES 2087515T3
Authority
ES
Spain
Prior art keywords
cannula
surrounded
reference material
membrane
electrode
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.)
Expired - Lifetime
Application number
ES92902080T
Other languages
English (en)
Inventor
David Gerard Dr Penman
Jiri Dr Kratochvil
David Marston Dr Band
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.)
Monitoring Technology Ltd
Original Assignee
Monitoring Technology Ltd
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
Priority claimed from GB919100525A external-priority patent/GB9100525D0/en
Priority claimed from GB919121810A external-priority patent/GB9121810D0/en
Application filed by Monitoring Technology Ltd filed Critical Monitoring Technology Ltd
Application granted granted Critical
Publication of ES2087515T3 publication Critical patent/ES2087515T3/es
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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, pH value; Measuring characteristics of body fluids or tissues, e.g. interstitial fluid, cerebral tissue
    • A61B5/1468—Measuring characteristics of blood in vivo, e.g. gas concentration, pH value; Measuring characteristics of body fluids or tissues, e.g. interstitial fluid, cerebral tissue using chemical or electrochemical methods, e.g. by polarographic means
    • A61B5/1482—Measuring characteristics of blood in vivo, e.g. gas concentration, pH value; Measuring characteristics of body fluids or tissues, e.g. interstitial fluid, cerebral tissue using chemical or electrochemical methods, e.g. by polarographic means specially adapted for foetal tissue
    • 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, pH value; Measuring characteristics of body fluids or tissues, e.g. interstitial fluid, cerebral tissue
    • A61B5/14539—Measuring characteristics of blood in vivo, e.g. gas concentration, pH value; Measuring characteristics of body fluids or tissues, e.g. interstitial fluid, cerebral tissue for measuring pH
    • 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, pH value; Measuring characteristics of body fluids or tissues, e.g. interstitial fluid, cerebral tissue
    • A61B5/14542—Measuring characteristics of blood in vivo, e.g. gas concentration, pH value; Measuring characteristics of body fluids or tissues, e.g. interstitial fluid, cerebral tissue for measuring blood gases
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N27/00—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means
    • G01N27/26—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating electrochemical variables; by using electrolysis or electrophoresis
    • G01N27/403—Cells and electrode assemblies
    • G01N27/4035—Combination of a single ion-sensing electrode and a single reference electrode
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N27/00—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means
    • G01N27/26—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating electrochemical variables; by using electrolysis or electrophoresis
    • G01N27/28—Electrolytic cell components
    • G01N27/30—Electrodes, e.g. test electrodes; Half-cells
    • G01N27/333—Ion-selective electrodes or membranes
    • G01N27/3335—Ion-selective electrodes or membranes the membrane containing at least one organic component

Landscapes

  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Molecular Biology (AREA)
  • General Health & Medical Sciences (AREA)
  • Pathology (AREA)
  • Public Health (AREA)
  • Biomedical Technology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Medical Informatics (AREA)
  • Engineering & Computer Science (AREA)
  • Surgery (AREA)
  • Animal Behavior & Ethology (AREA)
  • Biophysics (AREA)
  • Optics & Photonics (AREA)
  • Veterinary Medicine (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Analytical Chemistry (AREA)
  • Electrochemistry (AREA)
  • Biochemistry (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Pediatric Medicine (AREA)
  • General Chemical & Material Sciences (AREA)
  • Cold Cathode And The Manufacture (AREA)
  • Battery Electrode And Active Subsutance (AREA)
  • Mechanical Treatment Of Semiconductor (AREA)
  • Materials For Medical Uses (AREA)
  • Measurement Of The Respiration, Hearing Ability, Form, And Blood Characteristics Of Living Organisms (AREA)
  • Investigating Or Analysing Biological Materials (AREA)

Abstract

UN ELECTRODO DE PH ADECUADO PARA USO IN VITRO ESTA PROVISTO DE UNA CANULA (10), Y COMPRENDE UN HILO DE PLATA CLORURADO (14) RODEADO POR UN MATERIAL DE REFERENCIA INTERNO NO ESTABILIZADOR (16) QUE COMPRENDE CLORURO DE POTASIO, CLORURO DE PLATA, ACIDO CITRICO Y SORBITOL COMO AGENTE HIGROSCOPICO. EL MATERIAL (16) ESTA RODEADO POR UN MANGUITO DE PVC (12). LA PUNTA DE LA CANULA (10) TIENE UNA MEMBRANA BASADA EN POLIMERO SENSIBLE AL PH (20) EN SU EXTREMO. EL MATERIAL DE REFERENCIA TIENE UN PH CUANDO TIENE UNA HIDRATACION DE ALREDEDOR DE 2 LO CUAL ESTA POR DEBAJO DEL RANGO DE RESPUESTA DE PH DE LA MEMBRANA (20).
ES92902080T 1991-01-10 1992-01-09 Electrodo de ph. Expired - Lifetime ES2087515T3 (es)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB919100525A GB9100525D0 (en) 1991-01-10 1991-01-10 Ph electrodes
GB919121810A GB9121810D0 (en) 1991-10-15 1991-10-15 Ph electrode

Publications (1)

Publication Number Publication Date
ES2087515T3 true ES2087515T3 (es) 1996-07-16

Family

ID=26298243

Family Applications (1)

Application Number Title Priority Date Filing Date
ES92902080T Expired - Lifetime ES2087515T3 (es) 1991-01-10 1992-01-09 Electrodo de ph.

Country Status (11)

Country Link
US (1) US5354449A (es)
EP (1) EP0520053B1 (es)
JP (1) JPH05505754A (es)
AT (1) ATE135463T1 (es)
AU (1) AU643369B2 (es)
BR (1) BR9204099A (es)
CA (1) CA2076546A1 (es)
DE (1) DE69208948T2 (es)
DK (1) DK0520053T3 (es)
ES (1) ES2087515T3 (es)
WO (1) WO1992012418A1 (es)

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US6001067A (en) 1997-03-04 1999-12-14 Shults; Mark C. Device and method for determining analyte levels
US7899511B2 (en) 2004-07-13 2011-03-01 Dexcom, Inc. Low oxygen in vivo analyte sensor
US8480580B2 (en) 1998-04-30 2013-07-09 Abbott Diabetes Care Inc. Analyte monitoring device and methods of use
US9066695B2 (en) 1998-04-30 2015-06-30 Abbott Diabetes Care Inc. Analyte monitoring device and methods of use
US8974386B2 (en) 1998-04-30 2015-03-10 Abbott Diabetes Care Inc. Analyte monitoring device and methods of use
US6175752B1 (en) 1998-04-30 2001-01-16 Therasense, Inc. Analyte monitoring device and methods of use
US8346337B2 (en) 1998-04-30 2013-01-01 Abbott Diabetes Care Inc. Analyte monitoring device and methods of use
US6949816B2 (en) 2003-04-21 2005-09-27 Motorola, Inc. Semiconductor component having first surface area for electrically coupling to a semiconductor chip and second surface area for electrically coupling to a substrate, and method of manufacturing same
US8465425B2 (en) 1998-04-30 2013-06-18 Abbott Diabetes Care Inc. Analyte monitoring device and methods of use
US8688188B2 (en) 1998-04-30 2014-04-01 Abbott Diabetes Care Inc. Analyte monitoring device and methods of use
DE10004583C2 (de) * 2000-02-02 2002-04-25 Testo Gmbh & Co Messvorrichtung mit Einstechelektrode
FR2808882B1 (fr) * 2000-05-15 2002-08-09 Schlumberger Services Petrol Electrode adaptee a des mesures en milieux agressifs
US6560471B1 (en) 2001-01-02 2003-05-06 Therasense, Inc. Analyte monitoring device and methods of use
US20030032874A1 (en) 2001-07-27 2003-02-13 Dexcom, Inc. Sensor head for use with implantable devices
US9247901B2 (en) 2003-08-22 2016-02-02 Dexcom, Inc. Systems and methods for replacing signal artifacts in a glucose sensor data stream
US8260393B2 (en) 2003-07-25 2012-09-04 Dexcom, Inc. Systems and methods for replacing signal data artifacts in a glucose sensor data stream
US8010174B2 (en) 2003-08-22 2011-08-30 Dexcom, Inc. Systems and methods for replacing signal artifacts in a glucose sensor data stream
JP2004045373A (ja) * 2002-05-21 2004-02-12 Tanita Corp 電気化学式センサ
CN100422727C (zh) * 2002-05-21 2008-10-01 株式会社百利达 电化学传感器
EP1649260A4 (en) 2003-07-25 2010-07-07 Dexcom Inc ELECTRODE SYSTEMS FOR ELECTROCHEMICAL DETECTORS
WO2007120442A2 (en) 2003-07-25 2007-10-25 Dexcom, Inc. Dual electrode system for a continuous analyte sensor
US7494465B2 (en) 2004-07-13 2009-02-24 Dexcom, Inc. Transcutaneous analyte sensor
US8275437B2 (en) 2003-08-01 2012-09-25 Dexcom, Inc. Transcutaneous analyte sensor
US20100168542A1 (en) 2003-08-01 2010-07-01 Dexcom, Inc. System and methods for processing analyte sensor data
US8160669B2 (en) 2003-08-01 2012-04-17 Dexcom, Inc. Transcutaneous analyte sensor
US7778680B2 (en) 2003-08-01 2010-08-17 Dexcom, Inc. System and methods for processing analyte sensor data
US9135402B2 (en) 2007-12-17 2015-09-15 Dexcom, Inc. Systems and methods for processing sensor data
US7774145B2 (en) 2003-08-01 2010-08-10 Dexcom, Inc. Transcutaneous analyte sensor
US7591801B2 (en) 2004-02-26 2009-09-22 Dexcom, Inc. Integrated delivery device for continuous glucose sensor
US20190357827A1 (en) 2003-08-01 2019-11-28 Dexcom, Inc. Analyte sensor
US20080119703A1 (en) 2006-10-04 2008-05-22 Mark Brister Analyte sensor
US20140121989A1 (en) 2003-08-22 2014-05-01 Dexcom, Inc. Systems and methods for processing analyte sensor data
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
WO2005051170A2 (en) 2003-11-19 2005-06-09 Dexcom, Inc. Integrated receiver for continuous analyte sensor
US8287453B2 (en) 2003-12-05 2012-10-16 Dexcom, Inc. Analyte sensor
US11633133B2 (en) 2003-12-05 2023-04-25 Dexcom, Inc. Dual electrode system for a continuous analyte sensor
US8423114B2 (en) 2006-10-04 2013-04-16 Dexcom, Inc. Dual electrode system for a continuous analyte sensor
DE602004029092D1 (de) 2003-12-05 2010-10-21 Dexcom Inc Kalibrationsmethoden für einen kontinuierlich arbeitenden analytsensor
US8364231B2 (en) 2006-10-04 2013-01-29 Dexcom, Inc. Analyte sensor
US8808228B2 (en) 2004-02-26 2014-08-19 Dexcom, Inc. Integrated medicament delivery device for use with continuous analyte sensor
US8792955B2 (en) 2004-05-03 2014-07-29 Dexcom, Inc. Transcutaneous analyte sensor
US7713574B2 (en) 2004-07-13 2010-05-11 Dexcom, Inc. Transcutaneous analyte sensor
US20060270922A1 (en) 2004-07-13 2006-11-30 Brauker James H Analyte sensor
US7783333B2 (en) 2004-07-13 2010-08-24 Dexcom, Inc. Transcutaneous medical device with variable stiffness
US8452368B2 (en) 2004-07-13 2013-05-28 Dexcom, Inc. Transcutaneous analyte sensor
US8565848B2 (en) 2004-07-13 2013-10-22 Dexcom, Inc. Transcutaneous analyte sensor
US7857760B2 (en) 2004-07-13 2010-12-28 Dexcom, Inc. Analyte sensor
US8133178B2 (en) 2006-02-22 2012-03-13 Dexcom, Inc. 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
US20140066736A1 (en) * 2006-03-31 2014-03-06 Abbott Diabetes Care Inc. Analyte Sensor Calibration Management
US8346335B2 (en) 2008-03-28 2013-01-01 Abbott Diabetes Care Inc. Analyte sensor calibration management
US8219173B2 (en) 2008-09-30 2012-07-10 Abbott Diabetes Care Inc. Optimizing analyte sensor calibration
US7920907B2 (en) 2006-06-07 2011-04-05 Abbott Diabetes Care Inc. Analyte monitoring system and method
US7831287B2 (en) 2006-10-04 2010-11-09 Dexcom, Inc. Dual electrode system for a continuous analyte sensor
US20080306434A1 (en) 2007-06-08 2008-12-11 Dexcom, Inc. Integrated medicament delivery device for use with continuous analyte sensor
US8262878B2 (en) * 2007-07-25 2012-09-11 Sierra Medical Technology, Inc. Controlled activation pH sensor
EP4159114B1 (en) 2007-10-09 2024-04-10 DexCom, Inc. Integrated insulin delivery system with continuous glucose sensor
US8417312B2 (en) 2007-10-25 2013-04-09 Dexcom, Inc. Systems and methods for processing sensor data
US9839395B2 (en) 2007-12-17 2017-12-12 Dexcom, Inc. Systems and methods for processing sensor data
US8229535B2 (en) 2008-02-21 2012-07-24 Dexcom, Inc. Systems and methods for blood glucose monitoring and alert delivery
US8396528B2 (en) 2008-03-25 2013-03-12 Dexcom, Inc. Analyte sensor
US8560039B2 (en) 2008-09-19 2013-10-15 Dexcom, Inc. Particle-containing membrane and particulate electrode for analyte sensors
DK3718922T3 (da) 2009-08-31 2022-04-19 Abbott Diabetes Care Inc Glucoseovervågningssystem og fremgangsmåde
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US11331022B2 (en) 2017-10-24 2022-05-17 Dexcom, Inc. Pre-connected analyte sensors
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CA3114762A1 (en) * 2018-10-02 2020-04-09 Vitaltrace Pty Ltd A device, system and method for monitoring an analyte concentration in a foetus

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FR2420331A1 (fr) * 1978-03-23 1979-10-19 Claude Bernard Tete de mesure combinee, destinee a etre mise en place sur ou dans des parties corporelles, permettant l'obtention simultanee de signaux de mesure relatifs a une activite electrique d'une part et a une activite ionique d'autre part
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Also Published As

Publication number Publication date
ATE135463T1 (de) 1996-03-15
AU1161092A (en) 1992-08-17
DK0520053T3 (da) 1996-04-01
EP0520053B1 (en) 1996-03-13
WO1992012418A1 (en) 1992-07-23
DE69208948T2 (de) 1996-09-12
AU643369B2 (en) 1993-11-11
DE69208948D1 (de) 1996-04-18
CA2076546A1 (en) 1992-07-11
JPH05505754A (ja) 1993-08-26
BR9204099A (pt) 1993-05-04
EP0520053A1 (en) 1992-12-30
US5354449A (en) 1994-10-11

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