CA3202248A1 - Analyte sensors and methods of use thereof - Google Patents

Analyte sensors and methods of use thereof

Info

Publication number
CA3202248A1
CA3202248A1 CA3202248A CA3202248A CA3202248A1 CA 3202248 A1 CA3202248 A1 CA 3202248A1 CA 3202248 A CA3202248 A CA 3202248A CA 3202248 A CA3202248 A CA 3202248A CA 3202248 A1 CA3202248 A1 CA 3202248A1
Authority
CA
Canada
Prior art keywords
sensor
analyte
certain embodiments
enzyme system
enzyme
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
CA3202248A
Other languages
English (en)
French (fr)
Inventor
Zenghe Liu
Benjamin J. Feldman
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.)
Abbott Diabetes Care Inc
Original Assignee
Abbott Diabetes Care 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 Abbott Diabetes Care Inc filed Critical Abbott Diabetes Care Inc
Publication of CA3202248A1 publication Critical patent/CA3202248A1/en
Pending 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 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
    • C—CHEMISTRY; METALLURGY
    • C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
    • C12Q—MEASURING OR TESTING PROCESSES INVOLVING ENZYMES, NUCLEIC ACIDS OR MICROORGANISMS; COMPOSITIONS OR TEST PAPERS THEREFOR; PROCESSES OF PREPARING SUCH COMPOSITIONS; CONDITION-RESPONSIVE CONTROL IN MICROBIOLOGICAL OR ENZYMOLOGICAL PROCESSES
    • C12Q1/00—Measuring or testing processes involving enzymes, nucleic acids or microorganisms; Compositions therefor; Processes of preparing such compositions
    • C12Q1/001—Enzyme electrodes
    • C12Q1/005—Enzyme electrodes involving specific analytes or enzymes
    • 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
    • C—CHEMISTRY; METALLURGY
    • C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
    • C12N—MICROORGANISMS OR ENZYMES; COMPOSITIONS THEREOF; PROPAGATING, PRESERVING, OR MAINTAINING MICROORGANISMS; MUTATION OR GENETIC ENGINEERING; CULTURE MEDIA
    • C12N9/00—Enzymes; Proenzymes; Compositions thereof; Processes for preparing, activating, inhibiting, separating or purifying enzymes
    • C12N9/0004—Oxidoreductases (1.)
    • C12N9/0006—Oxidoreductases (1.) acting on CH-OH groups as donors (1.1)
    • C—CHEMISTRY; METALLURGY
    • C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
    • C12Y—ENZYMES
    • C12Y101/00—Oxidoreductases acting on the CH-OH group of donors (1.1)
    • C12Y101/01—Oxidoreductases acting on the CH-OH group of donors (1.1) with NAD+ or NADP+ as acceptor (1.1.1)
    • C12Y101/01008—Glycerol-3-phosphate dehydrogenase (NAD+) (1.1.1.8)

Landscapes

  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Organic Chemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • Molecular Biology (AREA)
  • Zoology (AREA)
  • Wood Science & Technology (AREA)
  • Biomedical Technology (AREA)
  • Biophysics (AREA)
  • Genetics & Genomics (AREA)
  • Bioinformatics & Cheminformatics (AREA)
  • Medical Informatics (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Animal Behavior & Ethology (AREA)
  • Surgery (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Pathology (AREA)
  • Optics & Photonics (AREA)
  • General Engineering & Computer Science (AREA)
  • Microbiology (AREA)
  • Biochemistry (AREA)
  • Biotechnology (AREA)
  • Proteomics, Peptides & Aminoacids (AREA)
  • Medicinal Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Emergency Medicine (AREA)
  • Immunology (AREA)
  • Analytical Chemistry (AREA)
  • Measurement Of The Respiration, Hearing Ability, Form, And Blood Characteristics Of Living Organisms (AREA)
  • Apparatus Associated With Microorganisms And Enzymes (AREA)
  • Measuring Or Testing Involving Enzymes Or Micro-Organisms (AREA)
CA3202248A 2020-12-31 2022-01-03 Analyte sensors and methods of use thereof Pending CA3202248A1 (en)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US202063132936P 2020-12-31 2020-12-31
US63/132,936 2020-12-31
US202163135395P 2021-01-08 2021-01-08
US63/135,395 2021-01-08
PCT/US2022/011047 WO2022147506A1 (en) 2020-12-31 2022-01-03 Analyte sensors and methods of use thereof

Publications (1)

Publication Number Publication Date
CA3202248A1 true CA3202248A1 (en) 2022-07-07

Family

ID=80222499

Family Applications (1)

Application Number Title Priority Date Filing Date
CA3202248A Pending CA3202248A1 (en) 2020-12-31 2022-01-03 Analyte sensors and methods of use thereof

Country Status (6)

Country Link
US (2) US12471814B2 (cg-RX-API-DMAC7.html)
EP (1) EP4271826A1 (cg-RX-API-DMAC7.html)
JP (2) JP7617282B2 (cg-RX-API-DMAC7.html)
AU (2) AU2022205038B2 (cg-RX-API-DMAC7.html)
CA (1) CA3202248A1 (cg-RX-API-DMAC7.html)
WO (1) WO2022147506A1 (cg-RX-API-DMAC7.html)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2022147506A1 (en) 2020-12-31 2022-07-07 Abbott Diabetes Care Inc. Analyte sensors and methods of use thereof
CN115192008B (zh) * 2022-07-07 2024-05-14 天津大学 一种电化学间质液提取肌肉疲劳检测与电调控方法及装置
EP4780327A2 (en) 2023-09-22 2026-07-29 Abbott Diabetes Care Inc. Decision support for glucose-ketone sensor
US20250160702A1 (en) * 2023-10-04 2025-05-22 Abbott Diabetes Care Inc. Highly permeable membrane for biosensor
EP4706527A1 (en) * 2024-09-08 2026-03-11 Universität Zürich Sensor head for measuring the concentration of an analyte in the blood or tissue of an animal or a human, particularly a premature infant, in a self-calibrating manner

Family Cites Families (28)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6736957B1 (en) 1997-10-16 2004-05-18 Abbott Laboratories Biosensor electrode mediators for regeneration of cofactors and process for using
US6134461A (en) 1998-03-04 2000-10-17 E. Heller & Company Electrochemical analyte
US6605201B1 (en) 1999-11-15 2003-08-12 Therasense, Inc. Transition metal complexes with bidentate ligand having an imidazole ring and sensor constructed therewith
US8444834B2 (en) 1999-11-15 2013-05-21 Abbott Diabetes Care Inc. Redox polymers for use in analyte monitoring
US8268143B2 (en) 1999-11-15 2012-09-18 Abbott Diabetes Care Inc. Oxygen-effect free analyte sensor
US6932894B2 (en) 2001-05-15 2005-08-23 Therasense, Inc. Biosensor membranes composed of polymers containing heterocyclic nitrogens
US7794994B2 (en) * 2001-11-09 2010-09-14 Kemeta, Llc Enzyme-based system and sensor for measuring acetone
US7501053B2 (en) 2002-10-23 2009-03-10 Abbott Laboratories Biosensor having improved hematocrit and oxygen biases
US8165651B2 (en) 2004-02-09 2012-04-24 Abbott Diabetes Care Inc. Analyte sensor, and associated system and method employing a catalytic agent
FR2887697B1 (fr) * 2005-06-28 2010-11-19 Valeo Equip Electr Moteur Machine electrique tournante possedant des moyens de reduction de pertes
FI3714788T3 (fi) 2009-02-26 2023-04-25 Abbott Diabetes Care Inc Parannettujen analyyttisensorien valmistusmenetelmä
US9468402B2 (en) 2010-12-01 2016-10-18 Pinnacle Technology, Inc. Tissue implantable microbiosensor
DK3831283T3 (da) 2011-12-11 2023-05-30 Abbott Diabetes Care Inc Analytsensorindretninger, forbindelser og fremgangsmåder
US9743871B2 (en) * 2012-09-24 2017-08-29 Dexcom, Inc. Multiple electrode system for a continuous analyte sensor, and related methods
WO2014099907A1 (en) 2012-12-18 2014-06-26 Abbott Diabetes Care Inc. Dermal layer analyte sensing devices and methods
US10213139B2 (en) 2015-05-14 2019-02-26 Abbott Diabetes Care Inc. Systems, devices, and methods for assembling an applicator and sensor control device
JP6580479B2 (ja) * 2015-12-10 2019-09-25 日立オートモティブシステムズエンジニアリング株式会社 回転電機
EP3570735A4 (en) 2017-01-23 2020-10-21 Abbott Diabetes Care Inc. SYSTEMS, DEVICES AND METHODS FOR INSERTING ANALYTE SENSOR
ES3074709T3 (es) * 2017-06-30 2026-07-22 Abbott Diabetes Care Inc Procedimiento y aparato para la detección de analito utilizando un biosensor electroquímico
FI3668400T3 (fi) 2017-08-18 2023-08-29 Abbott Diabetes Care Inc Menetelmä analyyttianturien yksilölliseen kalibrointiin
US11903708B2 (en) 2017-09-28 2024-02-20 California Institute Of Technology Switchable low voltage electrochemical sensing for interfering species rejection
DK4218567T3 (da) 2018-06-07 2025-03-31 Abbott Diabetes Care Inc Fokuseret sterilisering og steriliserede underenheder til analytovervågningssystemer
EP4585143A3 (en) 2018-06-07 2025-10-01 Abbott Diabetes Care, Inc. Focused sterilization and sterilized sub-assemblies for analyte monitoring systems
MX2021007294A (es) 2018-12-21 2021-07-15 Abbott Diabetes Care Inc Sistemas, dispositivos y metodos para la insercion de sensores de analito.
EP4574038A3 (en) * 2019-01-28 2025-08-27 Abbott Diabetes Care, Inc. Analyte sensors and sensing methods featuring dual detection of glucose and ketones
AU2020214230B2 (en) * 2019-01-28 2023-03-02 Abbott Diabetes Care Inc. Analyte sensors employing multiple enzymes and methods associated therewith
WO2022147506A1 (en) 2020-12-31 2022-07-07 Abbott Diabetes Care Inc. Analyte sensors and methods of use thereof
JP7615913B2 (ja) * 2021-06-29 2025-01-17 株式会社デンソー 回転電機

Also Published As

Publication number Publication date
EP4271826A1 (en) 2023-11-08
AU2026201605A1 (en) 2026-03-19
JP7617282B2 (ja) 2025-01-17
US20260090745A1 (en) 2026-04-02
JP2025061033A (ja) 2025-04-10
JP2024501695A (ja) 2024-01-15
AU2022205038A1 (en) 2023-06-22
AU2022205038B2 (en) 2025-12-04
US12471814B2 (en) 2025-11-18
US20220202327A1 (en) 2022-06-30
WO2022147506A1 (en) 2022-07-07

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