CA2328751A1 - Microsphere containing sensor - Google Patents

Microsphere containing sensor Download PDF

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Publication number
CA2328751A1
CA2328751A1 CA002328751A CA2328751A CA2328751A1 CA 2328751 A1 CA2328751 A1 CA 2328751A1 CA 002328751 A CA002328751 A CA 002328751A CA 2328751 A CA2328751 A CA 2328751A CA 2328751 A1 CA2328751 A1 CA 2328751A1
Authority
CA
Canada
Prior art keywords
microsphere containing
containing sensor
sensor strip
electrode substrate
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.)
Granted
Application number
CA002328751A
Other languages
French (fr)
Other versions
CA2328751C (en
Inventor
Raghbir Singh Bhullar
Brian S. Hill
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.)
Roche Diagnostics Operations Inc
Original Assignee
Roche Diagnostics Corp
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 Roche Diagnostics Corp filed Critical Roche Diagnostics Corp
Publication of CA2328751A1 publication Critical patent/CA2328751A1/en
Application granted granted Critical
Publication of CA2328751C publication Critical patent/CA2328751C/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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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
    • G01N27/327—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

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Biochemistry (AREA)
  • Hematology (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • Biophysics (AREA)
  • Analytical Chemistry (AREA)
  • Molecular Biology (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Apparatus Associated With Microorganisms And Enzymes (AREA)
  • Investigating Or Analyzing Materials By The Use Of Fluid Adsorption Or Reactions (AREA)

Abstract

A sensor strip comprises an electrode substrate, an electrode set, on the electrode substrate, and microspheres. The sensor strip allows for a smaller sample volume and maintain a more uniform flow profile through the sample channel.
CA002328751A 1999-12-23 2000-12-18 Microsphere containing sensor Expired - Fee Related CA2328751C (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US09/471,571 1999-12-23
US09/471,571 US6627057B1 (en) 1999-12-23 1999-12-23 Microsphere containing sensor

Publications (2)

Publication Number Publication Date
CA2328751A1 true CA2328751A1 (en) 2001-06-23
CA2328751C CA2328751C (en) 2008-06-17

Family

ID=23872134

Family Applications (1)

Application Number Title Priority Date Filing Date
CA002328751A Expired - Fee Related CA2328751C (en) 1999-12-23 2000-12-18 Microsphere containing sensor

Country Status (4)

Country Link
US (1) US6627057B1 (en)
EP (1) EP1113263A3 (en)
JP (1) JP3947356B2 (en)
CA (1) CA2328751C (en)

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US8679853B2 (en) 2003-06-20 2014-03-25 Roche Diagnostics Operations, Inc. Biosensor with laser-sealed capillary space and method of making
US8058077B2 (en) 2003-06-20 2011-11-15 Roche Diagnostics Operations, Inc. Method for coding information on a biosensor test strip
US8148164B2 (en) 2003-06-20 2012-04-03 Roche Diagnostics Operations, Inc. System and method for determining the concentration of an analyte in a sample fluid
US7452457B2 (en) 2003-06-20 2008-11-18 Roche Diagnostics Operations, Inc. System and method for analyte measurement using dose sufficiency electrodes
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US8025788B2 (en) * 2009-04-24 2011-09-27 Lifescan Scotland Limited Method for manufacturing an enzymatic reagent ink
US9535027B2 (en) * 2012-07-25 2017-01-03 Abbott Diabetes Care Inc. Analyte sensors and methods of using same
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WO2014140164A1 (en) 2013-03-15 2014-09-18 Roche Diagnostics Gmbh Methods of using information from recovery pulses in electrochemical analyte measurements as well as devices, apparatuses and systems incorporating the same
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Also Published As

Publication number Publication date
EP1113263A2 (en) 2001-07-04
EP1113263A3 (en) 2004-01-07
US6627057B1 (en) 2003-09-30
CA2328751C (en) 2008-06-17
JP2001208716A (en) 2001-08-03
JP3947356B2 (en) 2007-07-18

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EEER Examination request
MKLA Lapsed

Effective date: 20121218