CA1137224A - Method of and apparatus for measuring the alcohol concentration in exhaled air - Google Patents

Method of and apparatus for measuring the alcohol concentration in exhaled air

Info

Publication number
CA1137224A
CA1137224A CA000346184A CA346184A CA1137224A CA 1137224 A CA1137224 A CA 1137224A CA 000346184 A CA000346184 A CA 000346184A CA 346184 A CA346184 A CA 346184A CA 1137224 A CA1137224 A CA 1137224A
Authority
CA
Canada
Prior art keywords
threshold value
alcohol concentration
gate
exhaled air
flip
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
CA000346184A
Other languages
English (en)
French (fr)
Inventor
Ulrich Heim
Eric Hecker
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.)
Draegerwerk AG and Co KGaA
Original Assignee
Draegerwerk AG and Co KGaA
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 Draegerwerk AG and Co KGaA filed Critical Draegerwerk AG and Co KGaA
Application granted granted Critical
Publication of CA1137224A publication Critical patent/CA1137224A/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
    • G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
    • G01N33/0004—Gaseous mixtures, e.g. polluted air
    • G01N33/0009—General constructional details of gas analysers, e.g. portable test equipment
    • G01N33/0062—General constructional details of gas analysers, e.g. portable test equipment concerning the measuring method or the display, e.g. intermittent measurement or digital display
    • G01N33/0067—General constructional details of gas analysers, e.g. portable test equipment concerning the measuring method or the display, e.g. intermittent measurement or digital display by measuring the rate of variation of the concentration
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
    • G01N33/48—Biological material, e.g. blood, urine; Haemocytometers
    • G01N33/483—Physical analysis of biological material
    • G01N33/497—Physical analysis of biological material of gaseous biological material, e.g. breath
    • G01N33/4972—Determining alcohol content

Landscapes

  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Physics & Mathematics (AREA)
  • General Health & Medical Sciences (AREA)
  • Biomedical Technology (AREA)
  • Food Science & Technology (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • Medicinal Chemistry (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Molecular Biology (AREA)
  • Combustion & Propulsion (AREA)
  • Biophysics (AREA)
  • Hematology (AREA)
  • Urology & Nephrology (AREA)
  • Investigating Or Analysing Biological Materials (AREA)
  • Measurement Of The Respiration, Hearing Ability, Form, And Blood Characteristics Of Living Organisms (AREA)
  • Respiratory Apparatuses And Protective Means (AREA)
CA000346184A 1979-02-22 1980-02-21 Method of and apparatus for measuring the alcohol concentration in exhaled air Expired CA1137224A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19792906864 DE2906864A1 (de) 1979-02-22 1979-02-22 Verfahren zur bestimmung des alkoholgehaltes in der atemluft
DEP2906864.2 1979-02-22

Publications (1)

Publication Number Publication Date
CA1137224A true CA1137224A (en) 1982-12-07

Family

ID=6063613

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000346184A Expired CA1137224A (en) 1979-02-22 1980-02-21 Method of and apparatus for measuring the alcohol concentration in exhaled air

Country Status (10)

Country Link
US (1) US4316380A (en, 2012)
JP (1) JPS55146041A (en, 2012)
AU (1) AU528665B2 (en, 2012)
CA (1) CA1137224A (en, 2012)
CH (1) CH644696A5 (en, 2012)
DE (1) DE2906864A1 (en, 2012)
FR (1) FR2449434A2 (en, 2012)
GB (1) GB2044448B (en, 2012)
NL (1) NL7908255A (en, 2012)
SE (1) SE8000463L (en, 2012)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4459994A (en) * 1982-06-23 1984-07-17 Siemens Aktiengesellschaft Method for assuring valid measured values of breath alcohol concentration
US4448058A (en) * 1982-07-02 1984-05-15 Sensormedics Corporation Respiratory gas analysis instrument having improved volume calibration method and apparatus
US4607719A (en) * 1983-12-21 1986-08-26 Drummond And Relph Limited Alcohol detection device
AU3626684A (en) * 1983-12-21 1985-06-27 Drummond & Relph Ltd. Breathalyzer controlling vehicle ignition
US4671298A (en) * 1984-11-26 1987-06-09 Meridian Medical Corporation Isothermal rebreathing apparatus and method
WO1987002773A1 (en) * 1985-10-25 1987-05-07 Autosense Corporation System for breath signature characterization
DE3543973A1 (de) * 1985-12-12 1987-06-19 Lmb Laborservice Gmbh Atemalkohol-messgeraet
NL8900800A (nl) * 1989-03-31 1990-10-16 Mijnhardt Bv Werkwijze en inrichting voor het kontinu analyseren van de samenstelling van gassen.
DE4038993C2 (de) * 1990-12-06 1995-07-06 Lehmann Martin Verfahren zum Selektionieren von Behältnissen und Meßanordnung zur Durchführungs des Verfahrens
WO1994022686A1 (en) * 1993-04-01 1994-10-13 Alcohol Sensors International, Ltd. Breath sensor apparatus
FI102511B (fi) * 1995-06-26 1998-12-31 Instrumentarium Oy Pitoisuusmittaus hengitysilmasta
DE19833991A1 (de) * 1998-07-29 2000-02-10 Draeger Sicherheitstech Gmbh Vorrichtung zum Nachweis eines gasförmigen Bestandteiles in einem Gasstrom
US7473229B2 (en) * 2001-12-10 2009-01-06 Pranalytica, Inc. Method of analyzing components of alveolar breath
US8814804B2 (en) * 2010-12-13 2014-08-26 Iph, Llc Interactive blood-alcohol content tester

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3877291A (en) * 1972-08-15 1975-04-15 Borg Warner Portable breath tester
DE2428352C3 (de) * 1974-06-12 1978-09-28 Sachs Systemtechnik Gmbh, 8720 Schweinfurt Anordnung zur Bestimmung der Alkoholkonzentration des Bluts durch Messung der Alkoholkonzentration der Atemluft
DE2610578B2 (de) * 1976-03-13 1978-05-11 Draegerwerk Ag, 2400 Luebeck Verfahren und Anordnung zur Bestimmung des Atemalkoholgehaltes
JPS5349275U (en, 2012) * 1976-09-29 1978-04-26
DE2746078C3 (de) * 1977-10-13 1982-08-12 Sachs Systemtechnik Gmbh, 8720 Schweinfurt Anordnung zur Bestimmung der Konzentration reduzierender Mundgase

Also Published As

Publication number Publication date
US4316380A (en) 1982-02-23
SE8000463L (sv) 1980-08-23
FR2449434A2 (fr) 1980-09-19
AU5577680A (en) 1980-08-28
NL7908255A (nl) 1980-08-26
GB2044448B (en) 1983-03-16
CH644696A5 (de) 1984-08-15
JPS55146041A (en) 1980-11-14
AU528665B2 (en) 1983-05-05
DE2906864A1 (de) 1980-09-04
GB2044448A (en) 1980-10-15
FR2449434B2 (en, 2012) 1983-06-17

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Legal Events

Date Code Title Description
MKEX Expiry