CA2822909C - Layered enzyme compositions for use with analyte sensors - Google Patents

Layered enzyme compositions for use with analyte sensors Download PDF

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Publication number
CA2822909C
CA2822909C CA2822909A CA2822909A CA2822909C CA 2822909 C CA2822909 C CA 2822909C CA 2822909 A CA2822909 A CA 2822909A CA 2822909 A CA2822909 A CA 2822909A CA 2822909 C CA2822909 C CA 2822909C
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CA
Canada
Prior art keywords
layer
analyte
sensor
glucose
glucose oxidase
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CA2822909A
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English (en)
French (fr)
Other versions
CA2822909A1 (en
Inventor
Xiaolong Li
Rajiv Shah
Qingling Yang
Yiwen Li
Barry Phong PHAM
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Medtronic Minimed Inc
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Medtronic Minimed Inc
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Publication of CA2822909A1 publication Critical patent/CA2822909A1/en
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    • 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
    • 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
    • A61B5/14546—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 analytes not otherwise provided for, e.g. ions, cytochromes
    • 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
    • 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
    • C12Q1/006—Enzyme electrodes involving specific analytes or enzymes for glucose

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Proteomics, Peptides & Aminoacids (AREA)
  • Zoology (AREA)
  • Wood Science & Technology (AREA)
  • Physics & Mathematics (AREA)
  • Molecular Biology (AREA)
  • General Health & Medical Sciences (AREA)
  • Biophysics (AREA)
  • Biochemistry (AREA)
  • Microbiology (AREA)
  • Immunology (AREA)
  • Biotechnology (AREA)
  • Analytical Chemistry (AREA)
  • Bioinformatics & Cheminformatics (AREA)
  • General Engineering & Computer Science (AREA)
  • Genetics & Genomics (AREA)
  • Emergency Medicine (AREA)
  • Optics & Photonics (AREA)
  • Pathology (AREA)
  • Biomedical Technology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Medical Informatics (AREA)
  • Surgery (AREA)
  • Animal Behavior & Ethology (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Measurement Of The Respiration, Hearing Ability, Form, And Blood Characteristics Of Living Organisms (AREA)
  • Measuring Or Testing Involving Enzymes Or Micro-Organisms (AREA)
CA2822909A 2011-01-20 2012-01-20 Layered enzyme compositions for use with analyte sensors Active CA2822909C (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US13/010,640 US8608921B2 (en) 2011-01-20 2011-01-20 Layered enzyme compositions for use with analyte sensors
US13/010,640 2011-01-20
PCT/US2012/021980 WO2012100130A1 (en) 2011-01-20 2012-01-20 Layered enzyme compositions for use with analyte sensors

Publications (2)

Publication Number Publication Date
CA2822909A1 CA2822909A1 (en) 2012-07-26
CA2822909C true CA2822909C (en) 2015-11-17

Family

ID=45563566

Family Applications (1)

Application Number Title Priority Date Filing Date
CA2822909A Active CA2822909C (en) 2011-01-20 2012-01-20 Layered enzyme compositions for use with analyte sensors

Country Status (6)

Country Link
US (1) US8608921B2 (https=)
EP (1) EP2665827B1 (https=)
JP (1) JP5950941B2 (https=)
CN (1) CN103328650B (https=)
CA (1) CA2822909C (https=)
WO (1) WO2012100130A1 (https=)

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US20080199894A1 (en) 2007-02-15 2008-08-21 Abbott Diabetes Care, Inc. Device and method for automatic data acquisition and/or detection
US8239166B2 (en) 2007-05-14 2012-08-07 Abbott Diabetes Care Inc. Method and apparatus for providing data processing and control in a medical communication system
US8103471B2 (en) 2007-05-14 2012-01-24 Abbott Diabetes Care Inc. Method and apparatus for providing data processing and control in a medical communication system
US9125548B2 (en) 2007-05-14 2015-09-08 Abbott Diabetes Care Inc. Method and apparatus for providing data processing and control in a medical communication system
US8600681B2 (en) 2007-05-14 2013-12-03 Abbott Diabetes Care Inc. Method and apparatus for providing data processing and control in a medical communication system
US8924159B2 (en) 2008-05-30 2014-12-30 Abbott Diabetes Care Inc. Method and apparatus for providing glycemic control
US8591410B2 (en) 2008-05-30 2013-11-26 Abbott Diabetes Care Inc. Method and apparatus for providing glycemic control
US8986208B2 (en) 2008-09-30 2015-03-24 Abbott Diabetes Care Inc. Analyte sensor sensitivity attenuation mitigation
EP2432377A1 (en) 2009-05-22 2012-03-28 Abbott Diabetes Care, Inc. Usability features for integrated insulin delivery system
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US9320461B2 (en) 2009-09-29 2016-04-26 Abbott Diabetes Care Inc. Method and apparatus for providing notification function in analyte monitoring systems
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US8808532B2 (en) * 2011-01-20 2014-08-19 Medtronic Minimed, Inc Electrode compositions for use with analyte sensors
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US8710993B2 (en) 2011-11-23 2014-04-29 Abbott Diabetes Care Inc. Mitigating single point failure of devices in an analyte monitoring system and methods thereof
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US9907492B2 (en) 2012-09-26 2018-03-06 Abbott Diabetes Care Inc. Method and apparatus for improving lag correction during in vivo measurement of analyte concentration with analyte concentration variability and range data
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US9750445B2 (en) * 2013-06-28 2017-09-05 Verily Life Sciences Llc Porous polymeric formulation prepared using porogens
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US9763605B2 (en) 2013-11-27 2017-09-19 Verily Life Sciences Llc Adjustment of sensor sensitivity by controlling copolymer film thickness through a controlled drying step
US9617578B2 (en) * 2013-12-06 2017-04-11 Verily Life Sciences Llc Sensor membrane with low temperature coefficient
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US10575767B2 (en) * 2015-05-29 2020-03-03 Medtronic Minimed, Inc. Method for monitoring an analyte, analyte sensor and analyte monitoring apparatus
US10695000B2 (en) * 2015-09-02 2020-06-30 Metronom Health, Inc. Systems and methods for continuous health monitoring using an opto-enzymatic analyte sensor
WO2017066268A1 (en) * 2015-10-12 2017-04-20 Ohio University Supercapacitor-based biosensors and methods of detecting a biomarker
JP6741934B2 (ja) * 2015-10-19 2020-08-19 富士通株式会社 二酸化炭素還元用電極、及び二酸化炭素還元装置
DK3423591T3 (da) 2016-03-04 2024-01-29 Abbott Diabetes Care Inc NAD(P)-afhængige sensitive enzymer, elektroder og sensorer og fremgangsmåder til fremstilling og anvendelse deraf
US11298059B2 (en) 2016-05-13 2022-04-12 PercuSense, Inc. Analyte sensor
US11134872B2 (en) 2016-06-06 2021-10-05 Medtronic Minimed, Inc. Thermally stable glucose limiting membrane for glucose sensors
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US11512384B2 (en) 2017-05-11 2022-11-29 Medtronic Minimed, Inc. Analyte sensors and methods for fabricating analyte sensors
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Also Published As

Publication number Publication date
JP5950941B2 (ja) 2016-07-13
US20120186997A1 (en) 2012-07-26
JP2014503080A (ja) 2014-02-06
CA2822909A1 (en) 2012-07-26
CN103328650A (zh) 2013-09-25
US8608921B2 (en) 2013-12-17
EP2665827B1 (en) 2017-05-24
EP2665827A1 (en) 2013-11-27
WO2012100130A1 (en) 2012-07-26
CN103328650B (zh) 2015-09-09

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