ZA202304828B - Flux-limiting polymer membrane - Google Patents

Flux-limiting polymer membrane

Info

Publication number
ZA202304828B
ZA202304828B ZA2023/04828A ZA202304828A ZA202304828B ZA 202304828 B ZA202304828 B ZA 202304828B ZA 2023/04828 A ZA2023/04828 A ZA 2023/04828A ZA 202304828 A ZA202304828 A ZA 202304828A ZA 202304828 B ZA202304828 B ZA 202304828B
Authority
ZA
South Africa
Prior art keywords
flux
polymer membrane
limiting polymer
limiting
analyte sensor
Prior art date
Application number
ZA2023/04828A
Inventor
Alexander Steck
Original Assignee
Hoffmann La Roche
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 Hoffmann La Roche filed Critical Hoffmann La Roche
Publication of ZA202304828B publication Critical patent/ZA202304828B/en

Links

Classifications

    • 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
    • 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
    • G01N27/327—Biochemical electrodes, e.g. electrical or mechanical details for in vitro measurements
    • G01N27/3271—Amperometric enzyme electrodes for analytes in body fluids, e.g. glucose in blood
    • G01N27/3272—Test elements therefor, i.e. disposable laminated substrates with electrodes, reagent and channels
    • 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
    • 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
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B2562/00—Details of sensors; Constructional details of sensor housings or probes; Accessories for sensors
    • A61B2562/12—Manufacturing methods specially adapted for producing sensors for in-vivo measurements

Landscapes

  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • Molecular Biology (AREA)
  • General Health & Medical Sciences (AREA)
  • Pathology (AREA)
  • Biophysics (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Surgery (AREA)
  • Veterinary Medicine (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Medical Informatics (AREA)
  • Engineering & Computer Science (AREA)
  • Optics & Photonics (AREA)
  • Animal Behavior & Ethology (AREA)
  • Biomedical Technology (AREA)
  • Public Health (AREA)
  • Electrochemistry (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Hematology (AREA)
  • General Chemical & Material Sciences (AREA)
  • Emergency Medicine (AREA)
  • Measurement Of The Respiration, Hearing Ability, Form, And Blood Characteristics Of Living Organisms (AREA)
  • Separation Using Semi-Permeable Membranes (AREA)
  • External Artificial Organs (AREA)
  • Organic Insulating Materials (AREA)
  • Materials For Medical Uses (AREA)

Abstract

The present invention generally relates to a flux-limiting polymer membrane for an analyte sensor and to an analyte sensor comprising a flux-limiting polymer membrane.
ZA2023/04828A 2020-11-20 2023-04-26 Flux-limiting polymer membrane ZA202304828B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
EP20208847 2020-11-20
PCT/EP2021/082059 WO2022106502A1 (en) 2020-11-20 2021-11-18 Flux-limiting polymer membrane

Publications (1)

Publication Number Publication Date
ZA202304828B true ZA202304828B (en) 2023-12-20

Family

ID=73543073

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA2023/04828A ZA202304828B (en) 2020-11-20 2023-04-26 Flux-limiting polymer membrane

Country Status (13)

Country Link
US (1) US20230288365A1 (en)
EP (1) EP4248200A1 (en)
JP (1) JP2024500627A (en)
KR (1) KR20230106671A (en)
CN (1) CN116419710A (en)
AR (1) AR124087A1 (en)
AU (1) AU2021382313A1 (en)
CA (1) CA3196173A1 (en)
IL (1) IL302919A (en)
MX (1) MX2023005650A (en)
TW (1) TW202231681A (en)
WO (1) WO2022106502A1 (en)
ZA (1) ZA202304828B (en)

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DK1230249T3 (en) 1999-11-15 2004-08-30 Therasense Inc Transition metal complexes with bidentate ligand having an imidazole ring
US6932894B2 (en) 2001-05-15 2005-08-23 Therasense, Inc. Biosensor membranes composed of polymers containing heterocyclic nitrogens
US7699964B2 (en) * 2004-02-09 2010-04-20 Abbott Diabetes Care Inc. Membrane suitable for use in an analyte sensor, analyte sensor, and associated method
CA2654220A1 (en) 2006-06-19 2007-12-27 F. Hoffmann-La Roche Ag Amperometric sensor and method for its manufacturing
EP2163190A1 (en) 2008-09-11 2010-03-17 Roche Diagnostics GmbH Electrode system for measurement of an analyte concentration in-vivo
DK2697388T3 (en) 2011-03-28 2015-08-31 Hoffmann La Roche Enhanced diffusion layer to an enzymatic in-vivo sensor
EP2866657B1 (en) 2012-06-29 2021-02-24 Roche Diabetes Care GmbH Sensor element for detecting an analyte in a body fluid

Also Published As

Publication number Publication date
AU2021382313A9 (en) 2025-03-13
CA3196173A1 (en) 2022-05-27
TW202231681A (en) 2022-08-16
AU2021382313A1 (en) 2023-06-08
IL302919A (en) 2023-07-01
MX2023005650A (en) 2023-05-26
KR20230106671A (en) 2023-07-13
EP4248200A1 (en) 2023-09-27
CN116419710A (en) 2023-07-11
AR124087A1 (en) 2023-02-15
JP2024500627A (en) 2024-01-10
US20230288365A1 (en) 2023-09-14
WO2022106502A1 (en) 2022-05-27

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