CA972810A - Method and apparatus for chemical analysis particularly of biological fluids - Google Patents

Method and apparatus for chemical analysis particularly of biological fluids

Info

Publication number
CA972810A
CA972810A CA143,883A CA143883A CA972810A CA 972810 A CA972810 A CA 972810A CA 143883 A CA143883 A CA 143883A CA 972810 A CA972810 A CA 972810A
Authority
CA
Canada
Prior art keywords
chemical analysis
biological fluids
analysis particularly
fluids
biological
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
Application number
CA143,883A
Other versions
CA143883S (en
Inventor
Robert A. Ray
Gerald L. Paulson
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.)
Beckman Coulter Inc
Original Assignee
Beckman Instruments 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 Beckman Instruments Inc filed Critical Beckman Instruments Inc
Application granted granted Critical
Publication of CA972810A publication Critical patent/CA972810A/en
Expired legal-status Critical Current

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
    • G01N27/327—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
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T436/00—Chemistry: analytical and immunological testing
    • Y10T436/17—Nitrogen containing
    • Y10T436/171538—Urea or blood urea nitrogen

Landscapes

  • Health & Medical Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Analytical Chemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • Physics & Mathematics (AREA)
  • Hematology (AREA)
  • Biochemistry (AREA)
  • Molecular Biology (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
  • Investigating Or Analysing Biological Materials (AREA)
  • Apparatus Associated With Microorganisms And Enzymes (AREA)
CA143,883A 1971-08-06 1972-06-05 Method and apparatus for chemical analysis particularly of biological fluids Expired CA972810A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US16968771A 1971-08-06 1971-08-06

Publications (1)

Publication Number Publication Date
CA972810A true CA972810A (en) 1975-08-12

Family

ID=22616754

Family Applications (1)

Application Number Title Priority Date Filing Date
CA143,883A Expired CA972810A (en) 1971-08-06 1972-06-05 Method and apparatus for chemical analysis particularly of biological fluids

Country Status (9)

Country Link
US (1) US3765841A (en)
JP (1) JPS5647497B2 (en)
CA (1) CA972810A (en)
CH (1) CH583904A5 (en)
DE (1) DE2238479C3 (en)
DK (1) DK150805C (en)
GB (1) GB1395223A (en)
IT (1) IT974628B (en)
SE (1) SE389736B (en)

Families Citing this family (27)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4003705A (en) * 1975-06-12 1977-01-18 Beckman Instruments, Inc. Analysis apparatus and method of measuring rate of change of electrolyte pH
US4085009A (en) * 1976-07-28 1978-04-18 Technicon Instruments Corporation Methods for determination of enzyme reactions
US4095272A (en) * 1977-01-11 1978-06-13 Phillips Petroleum Company Automatic turbidimetric titration
US4271001A (en) * 1978-03-23 1981-06-02 Asahi Kasei Kogyo Kabushiki Kaisha Apparatus for measuring membrane characteristics of vesicles
FR2439401A1 (en) * 1978-10-20 1980-05-16 St Icare ALCOOMETER DEVICE
US4256832A (en) * 1978-12-12 1981-03-17 Bioresearch Inc. Carcinogen and mutagen screening method and apparatus
BE883881A (en) * 1979-06-18 1980-10-16 Johnston Lab Inc PULSED VOLTAMETRIC DETECTION OF BACTERIA
US4321322A (en) * 1979-06-18 1982-03-23 Ahnell Joseph E Pulsed voltammetric detection of microorganisms
US4376026A (en) * 1980-08-01 1983-03-08 The North American Manufacturing Company Oxygen concentration measurement and control
GB8420116D0 (en) * 1984-08-08 1984-09-12 Elchemtec Ltd Apparatus for monitoring redox reactions
US4765179A (en) * 1985-09-09 1988-08-23 Solid State Farms, Inc. Radio frequency spectroscopy apparatus and method using multiple frequency waveforms
US4679426A (en) * 1985-09-09 1987-07-14 Fuller Milton E Wave shape chemical analysis apparatus and method
US4935346A (en) 1986-08-13 1990-06-19 Lifescan, Inc. Minimum procedure system for the determination of analytes
GB8622748D0 (en) * 1986-09-22 1986-10-29 Ici Plc Determination of biomass
US4863868A (en) * 1987-09-11 1989-09-05 Prolitec Aktiengesellschaft Apparatus for detecting the presence of micro organism in liquid
NL8801073A (en) * 1988-04-26 1989-11-16 Univ Twente DETECTION METHOD.
US5120648A (en) * 1988-05-26 1992-06-09 Lim Technology Laboratories, Inc. Chemical analyzer using rf radiation attenuation measurements
US5112455A (en) * 1990-07-20 1992-05-12 I Stat Corporation Method for analytically utilizing microfabricated sensors during wet-up
WO1996008714A1 (en) * 1994-09-13 1996-03-21 Toto Ltd. Material concentration measuring method and material concentration measuring apparatus
US5882937A (en) * 1997-07-09 1999-03-16 The United States Of America As Represented By The Administrator Of The National Aeronautics And Space Administration Ammonia monitor
US6458326B1 (en) 1999-11-24 2002-10-01 Home Diagnostics, Inc. Protective test strip platform
US6541266B2 (en) 2001-02-28 2003-04-01 Home Diagnostics, Inc. Method for determining concentration of an analyte in a test strip
US6525330B2 (en) 2001-02-28 2003-02-25 Home Diagnostics, Inc. Method of strip insertion detection
US6562625B2 (en) 2001-02-28 2003-05-13 Home Diagnostics, Inc. Distinguishing test types through spectral analysis
US20060205082A1 (en) * 2005-03-10 2006-09-14 Middleton John S Reaction rate determination
CA2708038A1 (en) * 2007-12-10 2009-09-03 Bayer Healthcare Llc Slope-based compensation
US20210077753A1 (en) * 2019-04-01 2021-03-18 Bn Intellectual Properties, Inc. Nebulizer delivery systems and methods

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3458287A (en) * 1965-04-29 1969-07-29 Medical Laboratory Automation Method and means of determining endpoint times in blood clotting tests
BE758864A (en) * 1969-11-13 1971-04-16 Miles Lab DIFFERENTIAL CONDUCTIVITY MEASUREMENT INSTRUMENT

Also Published As

Publication number Publication date
SE389736B (en) 1976-11-15
DK150805B (en) 1987-06-22
JPS4829495A (en) 1973-04-19
US3765841A (en) 1973-10-16
GB1395223A (en) 1975-05-21
DE2238479C3 (en) 1978-04-13
DE2238479A1 (en) 1973-02-15
CH583904A5 (en) 1977-01-14
DE2238479B2 (en) 1977-08-18
IT974628B (en) 1974-07-10
JPS5647497B2 (en) 1981-11-10
DK150805C (en) 1988-01-25

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