GB0109036D0 - Microwave-acoustic gas analyzer - Google Patents

Microwave-acoustic gas analyzer

Info

Publication number
GB0109036D0
GB0109036D0 GBGB0109036.4A GB0109036A GB0109036D0 GB 0109036 D0 GB0109036 D0 GB 0109036D0 GB 0109036 A GB0109036 A GB 0109036A GB 0109036 D0 GB0109036 D0 GB 0109036D0
Authority
GB
United Kingdom
Prior art keywords
microwave
gas analyzer
acoustic gas
acoustic
analyzer
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.)
Withdrawn
Application number
GBGB0109036.4A
Other versions
GB2367360A (en
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.)
Datex Ohmeda Inc
Original Assignee
Datex Ohmeda 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 Datex Ohmeda Inc filed Critical Datex Ohmeda Inc
Publication of GB0109036D0 publication Critical patent/GB0109036D0/en
Publication of GB2367360A publication Critical patent/GB2367360A/en
Withdrawn legal-status Critical Current

Links

Classifications

    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
    • A61M16/00—Devices for influencing the respiratory system of patients by gas treatment, e.g. mouth-to-mouth respiration; Tracheal tubes
    • A61M16/10—Preparation of respiratory gases or vapours
    • A61M16/104—Preparation of respiratory gases or vapours specially adapted for anaesthetics
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
    • A61M16/00—Devices for influencing the respiratory system of patients by gas treatment, e.g. mouth-to-mouth respiration; Tracheal tubes
    • A61M16/08—Bellows; Connecting tubes ; Water traps; Patient circuits
    • A61M16/0816—Joints or connectors
    • A61M16/0841—Joints or connectors for sampling
    • A61M16/085—Gas sampling
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N22/00—Investigating or analysing materials by the use of microwaves or radio waves, i.e. electromagnetic waves with a wavelength of one millimetre or more
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
    • A61M16/00—Devices for influencing the respiratory system of patients by gas treatment, e.g. mouth-to-mouth respiration; Tracheal tubes
    • A61M16/10—Preparation of respiratory gases or vapours
    • A61M16/1005—Preparation of respiratory gases or vapours with O2 features or with parameter measurement
    • A61M2016/102—Measuring a parameter of the content of the delivered gas
    • A61M2016/1035—Measuring a parameter of the content of the delivered gas the anaesthetic agent concentration
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N2291/00—Indexing codes associated with group G01N29/00
    • G01N2291/02—Indexing codes associated with the analysed material
    • G01N2291/028—Material parameters
    • G01N2291/02809—Concentration of a compound, e.g. measured by a surface mass change
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N2291/00—Indexing codes associated with group G01N29/00
    • G01N2291/02—Indexing codes associated with the analysed material
    • G01N2291/028—Material parameters
    • G01N2291/02872—Pressure

Landscapes

  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Biomedical Technology (AREA)
  • Veterinary Medicine (AREA)
  • Engineering & Computer Science (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Hematology (AREA)
  • Pulmonology (AREA)
  • Animal Behavior & Ethology (AREA)
  • Emergency Medicine (AREA)
  • Public Health (AREA)
  • Anesthesiology (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
GB0109036A 2000-05-01 2001-04-10 Microwave acoustic gas analyser Withdrawn GB2367360A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US56281600A 2000-05-01 2000-05-01

Publications (2)

Publication Number Publication Date
GB0109036D0 true GB0109036D0 (en) 2001-05-30
GB2367360A GB2367360A (en) 2002-04-03

Family

ID=24247892

Family Applications (1)

Application Number Title Priority Date Filing Date
GB0109036A Withdrawn GB2367360A (en) 2000-05-01 2001-04-10 Microwave acoustic gas analyser

Country Status (4)

Country Link
DE (1) DE10120568A1 (en)
FR (1) FR2808884A1 (en)
GB (1) GB2367360A (en)
IT (1) ITRM20010232A0 (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2716321B1 (en) * 2009-11-16 2018-01-10 Maquet Critical Care AB Breathing apparatus with monitored delivery device
CN105067654A (en) * 2015-09-11 2015-11-18 天津大学 Single-mode resonant cavity sensor-based solution concentration measurement method
WO2020181206A1 (en) * 2019-03-06 2020-09-10 Michigan Aerospace Corporation Gas detection system
CN112683846B (en) * 2021-01-05 2022-10-28 中国科学技术大学 Trace gas detection device and method

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SU951128A1 (en) * 1980-10-10 1982-08-15 Предприятие П/Я А-1858 Radio spectrometer
US5548217A (en) * 1984-11-10 1996-08-20 Gibson; Colin Microwave spectrometers
DK247786D0 (en) * 1986-05-27 1986-05-27 Brueel & Kjaer As PHOTOACUSTIC GAS ANALYZER
DE3723606A1 (en) * 1987-07-17 1989-01-26 Kernforschungsz Karlsruhe METHOD AND DEVICE FOR ANALYSIS BY MEANS OF MICROWAVES
DE3929079A1 (en) * 1989-09-01 1991-03-21 Dreizler Helmut METHOD AND DEVICE FOR ANALYZING GAS-SHAPED MEDIA BY MEANS OF MICROWAVES
GB2271181A (en) * 1992-09-30 1994-04-06 Marconi Gec Ltd Photoacoustic Gas Analyser.
DE19723462A1 (en) * 1997-06-05 1998-12-10 Thomas Dr Bluemchen Application of gas microwave spectroscopy to measurement, control and threshold indication
DE19810084C2 (en) * 1998-03-10 2001-05-23 Ust Umweltsensortechnik Gmbh Method and device for the spatial detection of air contents

Also Published As

Publication number Publication date
FR2808884A3 (en) 2001-11-16
ITRM20010232A0 (en) 2001-04-27
FR2808884A1 (en) 2001-11-16
GB2367360A (en) 2002-04-03
DE10120568A1 (en) 2001-11-08

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Legal Events

Date Code Title Description
WAP Application withdrawn, taken to be withdrawn or refused ** after publication under section 16(1)