CH590473A5 - - Google Patents

Info

Publication number
CH590473A5
CH590473A5 CH1146675A CH1146675A CH590473A5 CH 590473 A5 CH590473 A5 CH 590473A5 CH 1146675 A CH1146675 A CH 1146675A CH 1146675 A CH1146675 A CH 1146675A CH 590473 A5 CH590473 A5 CH 590473A5
Authority
CH
Switzerland
Application number
CH1146675A
Original Assignee
Draegerwerk Ag
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 filed Critical Draegerwerk Ag
Publication of CH590473A5 publication Critical patent/CH590473A5/xx

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
    • G01N21/17—Systems in which incident light is modified in accordance with the properties of the material investigated
    • G01N21/25—Colour; Spectral properties, i.e. comparison of effect of material on the light at two or more different wavelengths or wavelength bands
    • G01N21/31—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry
    • G01N21/35—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry using infrared light
    • G01N21/3504—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry using infrared light for analysing gases, e.g. multi-gas analysis
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/08—Detecting, measuring or recording devices for evaluating the respiratory organs
    • A61B5/083—Measuring rate of metabolism by using breath test, e.g. measuring rate of oxygen consumption
    • A61B5/0836—Measuring rate of CO2 production
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/08—Detecting, measuring or recording devices for evaluating the respiratory organs
    • A61B5/087—Measuring breath flow
    • A61B5/0873—Measuring breath flow using optical means
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/72—Signal processing specially adapted for physiological signals or for diagnostic purposes
    • A61B5/7235—Details of waveform analysis
    • A61B5/7239—Details of waveform analysis using differentiation including higher order derivatives

Landscapes

  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Pathology (AREA)
  • General Health & Medical Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Veterinary Medicine (AREA)
  • Pulmonology (AREA)
  • Biomedical Technology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Medical Informatics (AREA)
  • Molecular Biology (AREA)
  • Surgery (AREA)
  • Animal Behavior & Ethology (AREA)
  • Physiology (AREA)
  • Public Health (AREA)
  • Biophysics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Emergency Medicine (AREA)
  • Obesity (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
  • Measurement Of The Respiration, Hearing Ability, Form, And Blood Characteristics Of Living Organisms (AREA)
  • Investigating Or Analysing Biological Materials (AREA)
CH1146675A 1974-09-05 1975-09-04 CH590473A5 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2442589A DE2442589C3 (de) 1974-09-05 1974-09-05 Anordnung zur Messung des CO2 - Gehalts in Atemgasen

Publications (1)

Publication Number Publication Date
CH590473A5 true CH590473A5 (fr) 1977-08-15

Family

ID=5924977

Family Applications (1)

Application Number Title Priority Date Filing Date
CH1146675A CH590473A5 (fr) 1974-09-05 1975-09-04

Country Status (15)

Country Link
US (1) US4011859A (fr)
JP (1) JPS5818094B2 (fr)
BE (1) BE832510A (fr)
BR (1) BR7505675A (fr)
CA (1) CA1041789A (fr)
CH (1) CH590473A5 (fr)
DD (1) DD119870A5 (fr)
DE (1) DE2442589C3 (fr)
DK (1) DK145977C (fr)
ES (1) ES439901A1 (fr)
FR (1) FR2309858A1 (fr)
GB (2) GB1500739A (fr)
IT (1) IT1033838B (fr)
NL (1) NL179973C (fr)
SE (1) SE413612B (fr)

Families Citing this family (37)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4370553A (en) * 1980-07-02 1983-01-25 Sensors, Inc. Contaminated sample gas analyzer and gas cell therefor
US4350166A (en) * 1980-12-12 1982-09-21 Honeywell Inc. Apnea detector
US4423739A (en) * 1981-08-24 1984-01-03 Andros Analyzers Incorporated End tidal carbon dioxide gas analyzer
US4738266A (en) * 1983-05-09 1988-04-19 Thatcher John B Apnoea monitor
US4595016A (en) * 1985-01-30 1986-06-17 Mine Safety Appliances Co. APNEA monitor
US4648396A (en) * 1985-05-03 1987-03-10 Brigham And Women's Hospital Respiration detector
US4692621A (en) * 1985-10-11 1987-09-08 Andros Anlayzers Incorporated Digital anesthetic agent analyzer
US4803997A (en) * 1986-07-14 1989-02-14 Edentec Corporation Medical monitor
US4907166A (en) * 1986-10-17 1990-03-06 Nellcor, Inc. Multichannel gas analyzer and method of use
US4817013A (en) * 1986-10-17 1989-03-28 Nellcor, Inc. Multichannel gas analyzer and method of use
US4859859A (en) * 1986-12-04 1989-08-22 Cascadia Technology Corporation Gas analyzers
US4859858A (en) * 1986-12-04 1989-08-22 Cascadia Technology Corporation Gas analyzers
US4955946A (en) * 1986-12-11 1990-09-11 Marquette Gas Analysis Respiratory CO2 detector circuit with high quality waveform
US5156159A (en) * 1988-10-11 1992-10-20 University Of Florida CO2 diagnostic monitor with rupturable container
US5069220A (en) * 1989-05-26 1991-12-03 Bear Medical Systems, Inc. Measurement of gas concentration in exhaled breath
DE3918994C1 (fr) * 1989-06-10 1990-06-13 Draegerwerk Ag, 2400 Luebeck, De
IL90744A (en) * 1989-06-25 1992-07-15 Spegas Ind Ltd Method and apparatus for gas analysis
US5251121A (en) * 1990-05-23 1993-10-05 Ntc Technology, Inc. Power supplies
FI921924A (fi) * 1991-05-08 1992-11-09 Nellcor Inc Portabel koldioxidmonitor
US5468961A (en) * 1991-10-08 1995-11-21 Fisher & Paykel Limited Infrared gas analyser and humidity sensor
US5309921A (en) * 1992-02-11 1994-05-10 Spectrum Medical Technologies Apparatus and method for respiratory monitoring
US5800360A (en) * 1992-02-11 1998-09-01 Spectrum Medical Technologies, Inc. Apparatus and method for respiratory monitoring
US5510269A (en) * 1992-11-20 1996-04-23 Sensors, Inc. Infrared method and apparatus for measuring gas concentration including electronic calibration
DE4311605C1 (de) * 1993-04-08 1994-12-01 Draegerwerk Ag Verfahren zur Bestimmung des Anteils brennbarer Gase in einem Gasgemisch sowie ihre Klassifizierung nach Gasklassenfaktoren
US5445161A (en) * 1993-10-08 1995-08-29 Huang; K. C. Apparatus and method for capnography-assisted endotracheal intubation
DE19619763A1 (de) * 1996-05-17 1997-11-20 Univ Ludwigs Albert Vorrichtung zur Entnahme von inspiratorischen und/oder exspiratorischen Atemgasproben
US5925831A (en) 1997-10-18 1999-07-20 Cardiopulmonary Technologies, Inc. Respiratory air flow sensor
NZ524990A (en) * 2000-09-28 2005-02-25 Invacare Corp Carbon dioxide-based BI-level CPAP control
US7621270B2 (en) * 2003-06-23 2009-11-24 Invacare Corp. System and method for providing a breathing gas
US7152598B2 (en) * 2003-06-23 2006-12-26 Invacare Corporation System and method for providing a breathing gas
US20080060647A1 (en) * 2006-09-12 2008-03-13 Invacare Corporation System and method for delivering a breathing gas
DE102006052999B4 (de) * 2006-11-10 2014-11-06 Dräger Medical GmbH Messgasküvette für die Konzentrationsmessung von Gasbestandteilen und Verfahren zur Herstellung einer Messgasküvette
WO2009026582A1 (fr) 2007-08-23 2009-02-26 Invacare Corporation Procédé et dispositif de réglage de la pression recherchée dans des dispositifs de pression positive pour voies respiratoires
DE102009029949B3 (de) 2009-06-19 2011-01-05 Siemens Aktiengesellschaft Beheizbare Durchflussmesszelle
US20120016251A1 (en) * 2010-07-15 2012-01-19 Siemens Medical Solutions Usa, Inc. System for Respiration Data Processing and Characterization
EP3372988B1 (fr) * 2017-03-10 2022-10-12 Sensatronic GmbH Procédé et dispositif de mesure d'une concentration de matière dans un milieu gazeux au moyen de la spectroscopie d'absorption
EP3737475A4 (fr) 2018-02-16 2021-03-24 University Of Louisville Research Foundation, Inc. Dispositif d'entraînement respiratoire et de surveillance de pression des voies respiratoires

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3811777A (en) * 1973-02-06 1974-05-21 Johnson Res Foundation Medical Time-sharing fluorometer and reflectometer

Also Published As

Publication number Publication date
FR2309858A1 (fr) 1976-11-26
DE2442589B2 (de) 1979-01-11
US4011859A (en) 1977-03-15
DD119870A5 (de) 1976-05-12
ES439901A1 (es) 1977-05-16
DK375575A (da) 1976-03-06
BR7505675A (pt) 1976-08-03
IT1033838B (it) 1979-08-10
CA1041789A (fr) 1978-11-07
BE832510A (fr) 1975-12-16
JPS5152696A (fr) 1976-05-10
DE2442589A1 (de) 1976-03-18
DK145977C (da) 1983-10-03
DK145977B (da) 1983-05-02
NL179973C (nl) 1986-12-16
SE7509824L (sv) 1976-03-08
JPS5818094B2 (ja) 1983-04-11
NL7509944A (nl) 1976-03-09
FR2309858B1 (fr) 1978-10-13
DE2442589C3 (de) 1979-09-06
SE413612B (sv) 1980-06-09
GB1500739A (en) 1978-02-08
GB1500740A (en) 1978-02-08

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Legal Events

Date Code Title Description
PL Patent ceased