EP1991846A2 - Gasmesssystem - Google Patents
GasmesssystemInfo
- Publication number
- EP1991846A2 EP1991846A2 EP07757886A EP07757886A EP1991846A2 EP 1991846 A2 EP1991846 A2 EP 1991846A2 EP 07757886 A EP07757886 A EP 07757886A EP 07757886 A EP07757886 A EP 07757886A EP 1991846 A2 EP1991846 A2 EP 1991846A2
- Authority
- EP
- European Patent Office
- Prior art keywords
- detector
- gas measurement
- assembly
- gas
- disposed
- 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- Withdrawn
Links
- 238000005259 measurement Methods 0.000 title claims abstract description 138
- 230000003287 optical effect Effects 0.000 claims abstract description 96
- 230000005855 radiation Effects 0.000 claims abstract description 57
- 238000004020 luminiscence type Methods 0.000 claims abstract description 46
- 238000010791 quenching Methods 0.000 claims abstract description 42
- 230000000171 quenching effect Effects 0.000 claims abstract description 42
- 238000010521 absorption reaction Methods 0.000 claims description 12
- 238000004891 communication Methods 0.000 claims description 5
- 239000000470 constituent Substances 0.000 claims description 5
- 239000007789 gas Substances 0.000 description 162
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 36
- 230000005284 excitation Effects 0.000 description 22
- 229910002092 carbon dioxide Inorganic materials 0.000 description 18
- 239000001569 carbon dioxide Substances 0.000 description 18
- 238000010586 diagram Methods 0.000 description 18
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 15
- 239000001301 oxygen Substances 0.000 description 15
- 229910052760 oxygen Inorganic materials 0.000 description 15
- 230000029058 respiratory gaseous exchange Effects 0.000 description 15
- 238000010438 heat treatment Methods 0.000 description 13
- 230000006870 function Effects 0.000 description 11
- 239000000463 material Substances 0.000 description 11
- 230000000712 assembly Effects 0.000 description 10
- 238000000429 assembly Methods 0.000 description 10
- 238000012545 processing Methods 0.000 description 9
- 239000000758 substrate Substances 0.000 description 9
- 238000013461 design Methods 0.000 description 8
- 238000000034 method Methods 0.000 description 8
- 238000001514 detection method Methods 0.000 description 7
- 229910052594 sapphire Inorganic materials 0.000 description 7
- 239000010980 sapphire Substances 0.000 description 7
- 230000008901 benefit Effects 0.000 description 6
- 230000000694 effects Effects 0.000 description 6
- 230000004044 response Effects 0.000 description 6
- 238000005070 sampling Methods 0.000 description 6
- 239000000126 substance Substances 0.000 description 6
- 230000000241 respiratory effect Effects 0.000 description 5
- 241000270295 Serpentes Species 0.000 description 3
- 239000004020 conductor Substances 0.000 description 3
- 230000036039 immunity Effects 0.000 description 3
- 238000012544 monitoring process Methods 0.000 description 3
- 229920000642 polymer Polymers 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 230000000644 propagated effect Effects 0.000 description 3
- 125000006850 spacer group Chemical group 0.000 description 3
- GQPLMRYTRLFLPF-UHFFFAOYSA-N Nitrous Oxide Chemical compound [O-][N+]#N GQPLMRYTRLFLPF-UHFFFAOYSA-N 0.000 description 2
- 230000009471 action Effects 0.000 description 2
- 230000002411 adverse Effects 0.000 description 2
- 230000004075 alteration Effects 0.000 description 2
- 230000002238 attenuated effect Effects 0.000 description 2
- 239000000919 ceramic Substances 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 239000011248 coating agent Substances 0.000 description 2
- 238000000576 coating method Methods 0.000 description 2
- 230000000295 complement effect Effects 0.000 description 2
- 230000006378 damage Effects 0.000 description 2
- 230000009977 dual effect Effects 0.000 description 2
- 230000008030 elimination Effects 0.000 description 2
- 238000003379 elimination reaction Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 230000003993 interaction Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000000691 measurement method Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 229920000515 polycarbonate Polymers 0.000 description 2
- 239000004417 polycarbonate Substances 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- GGYFMLJDMAMTAB-UHFFFAOYSA-N selanylidenelead Chemical compound [Pb]=[Se] GGYFMLJDMAMTAB-UHFFFAOYSA-N 0.000 description 2
- 238000001228 spectrum Methods 0.000 description 2
- 230000032258 transport Effects 0.000 description 2
- 239000002918 waste heat Substances 0.000 description 2
- 239000004593 Epoxy Substances 0.000 description 1
- 201000009310 astigmatism Diseases 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 239000007767 bonding agent Substances 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 230000003750 conditioning effect Effects 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 238000013500 data storage Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 238000004868 gas analysis Methods 0.000 description 1
- 239000003193 general anesthetic agent Substances 0.000 description 1
- 229910052732 germanium Inorganic materials 0.000 description 1
- GNPVGFCGXDBREM-UHFFFAOYSA-N germanium atom Chemical compound [Ge] GNPVGFCGXDBREM-UHFFFAOYSA-N 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 230000033001 locomotion Effects 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 239000001272 nitrous oxide Substances 0.000 description 1
- 238000004806 packaging method and process Methods 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 230000000541 pulsatile effect Effects 0.000 description 1
- 238000011002 quantification Methods 0.000 description 1
- 230000002000 scavenging effect Effects 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
- 238000012163 sequencing technique Methods 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
- 238000005476 soldering Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- 210000003437 trachea Anatomy 0.000 description 1
- 238000002834 transmittance Methods 0.000 description 1
- 238000011282 treatment Methods 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
- G01J3/00—Spectrometry; Spectrophotometry; Monochromators; Measuring colours
- G01J3/28—Investigating the spectrum
- G01J3/30—Measuring the intensity of spectral lines directly on the spectrum itself
- G01J3/36—Investigating two or more bands of a spectrum by separate detectors
-
- 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
- A61B5/0803—Recording apparatus specially adapted therefor
-
- 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
- A61B5/0833—Measuring rate of oxygen consumption
-
- 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
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
- G01J3/00—Spectrometry; Spectrophotometry; Monochromators; Measuring colours
- G01J3/02—Details
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
- G01J3/00—Spectrometry; Spectrophotometry; Monochromators; Measuring colours
- G01J3/02—Details
- G01J3/0205—Optical elements not provided otherwise, e.g. optical manifolds, diffusers, windows
-
- 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
-
- 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
- G01N21/75—Systems in which material is subjected to a chemical reaction, the progress or the result of the reaction being investigated
- G01N21/77—Systems in which material is subjected to a chemical reaction, the progress or the result of the reaction being investigated by observing the effect on a chemical indicator
-
- 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
- G01N33/0027—General constructional details of gas analysers, e.g. portable test equipment concerning the detector
- G01N33/0036—Specially adapted to detect a particular component
- G01N33/004—Specially adapted to detect a particular component for CO, CO2
-
- 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
- G01N21/62—Systems in which the material investigated is excited whereby it emits light or causes a change in wavelength of the incident light
- G01N21/63—Systems in which the material investigated is excited whereby it emits light or causes a change in wavelength of the incident light optically excited
- G01N21/64—Fluorescence; Phosphorescence
- G01N21/6428—Measuring fluorescence of fluorescent products of reactions or of fluorochrome labelled reactive substances, e.g. measuring quenching effects, using measuring "optrodes"
- G01N2021/6432—Quenching
-
- 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
- G01N21/75—Systems in which material is subjected to a chemical reaction, the progress or the result of the reaction being investigated
- G01N21/77—Systems in which material is subjected to a chemical reaction, the progress or the result of the reaction being investigated by observing the effect on a chemical indicator
- G01N2021/7769—Measurement method of reaction-produced change in sensor
- G01N2021/7786—Fluorescence
-
- 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
- G01N21/314—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry with comparison of measurements at specific and non-specific wavelengths
Landscapes
- Health & Medical Sciences (AREA)
- Physics & Mathematics (AREA)
- Life Sciences & Earth Sciences (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Engineering & Computer Science (AREA)
- Pathology (AREA)
- Chemical & Material Sciences (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Public Health (AREA)
- Molecular Biology (AREA)
- Veterinary Medicine (AREA)
- Analytical Chemistry (AREA)
- Physiology (AREA)
- Pulmonology (AREA)
- Biophysics (AREA)
- Biochemistry (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
- Medical Informatics (AREA)
- Immunology (AREA)
- Surgery (AREA)
- Animal Behavior & Ethology (AREA)
- Obesity (AREA)
- Emergency Medicine (AREA)
- Combustion & Propulsion (AREA)
- Food Science & Technology (AREA)
- Medicinal Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Plasma & Fusion (AREA)
- Investigating Or Analysing Materials By Optical Means (AREA)
- Investigating, Analyzing Materials By Fluorescence Or Luminescence (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US11/368,832 US7501630B2 (en) | 2003-02-21 | 2006-03-06 | Gas measurement system |
| PCT/US2007/063278 WO2007103855A2 (en) | 2006-03-06 | 2007-03-05 | Gas measurement system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| EP1991846A2 true EP1991846A2 (de) | 2008-11-19 |
| EP1991846A4 EP1991846A4 (de) | 2011-09-07 |
Family
ID=38475756
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| EP07757886A Withdrawn EP1991846A4 (de) | 2006-03-06 | 2007-03-05 | Gasmesssystem |
Country Status (4)
| Country | Link |
|---|---|
| EP (1) | EP1991846A4 (de) |
| CN (1) | CN101589302B (de) |
| BR (1) | BRPI0702864A2 (de) |
| WO (1) | WO2007103855A2 (de) |
Families Citing this family (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SE533551C2 (sv) * | 2009-02-12 | 2010-10-26 | Senseair Ab | En ljusdetektor anpassad att som diskret enhet fästas på en bärare |
| CN101874736A (zh) * | 2010-07-02 | 2010-11-03 | 天津大学 | 一种主流式二氧化碳浓度测量装置 |
| WO2012101556A1 (en) | 2011-01-25 | 2012-08-02 | Koninklijke Philips Electronics N.V. | System and method for performing heater-less lead selenide-based capnometry and/or capnography |
| JP6276194B2 (ja) * | 2011-12-16 | 2018-02-07 | コーニンクレッカ フィリップス エヌ ヴェＫｏｎｉｎｋｌｉｊｋｅ Ｐｈｉｌｉｐｓ Ｎ．Ｖ． | 呼吸性ガスのフローの同じ側に位置する検出器と放射体を用いて呼吸性ガスのフローの組成をモニタリングするシステムと方法 |
| US10357629B2 (en) | 2012-04-05 | 2019-07-23 | Fisher & Paykel Healthcare Limited | Respiratory assistance apparatus |
| EP2999954A1 (de) * | 2013-05-21 | 2016-03-30 | Sensorex Corporation | Fluiddiagnosevorrichtungen und verfahren zur verwendung davon |
| SG11201609863WA (en) | 2014-05-27 | 2016-12-29 | Fisher & Paykel Healthcare Ltd | Gases mixing and measuring for a medical device |
| WO2017095241A2 (en) | 2015-12-02 | 2017-06-08 | Fisher & Paykel Healthcare Limited | Flow path sensing for flow therapy apparatus |
| WO2017194540A1 (de) * | 2016-05-09 | 2017-11-16 | Technische Universität Dresden | Messeinrichtung und verfahren zur erfassung unterschiedlicher gase und gaskonzentrationen |
| CN108918363B (zh) * | 2018-03-23 | 2020-06-30 | 重庆山楂树科技有限公司 | 气体辅助检测装置 |
| CN110132926A (zh) * | 2019-06-06 | 2019-08-16 | 深圳砺剑防卫技术有限公司 | 多通道荧光猝灭传感装置 |
| DE102019124107A1 (de) | 2019-09-09 | 2021-03-11 | Hamilton Medical Ag | Messküvette und Strahlungssensor, welche nur in vorbestimmter Relativorientierung lösbar verbindbar sind |
| DE102020114968A1 (de) * | 2020-06-05 | 2021-12-09 | Drägerwerk AG & Co. KGaA | Messanordnung in Modulbauweise zur Bestimmung einer Eigenschaft eines zu vermessenden Gases |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20020026937A1 (en) * | 2000-08-28 | 2002-03-07 | Mault James R. | Respiratory gas sensors in folw path |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7335164B2 (en) * | 1996-07-15 | 2008-02-26 | Ntc Technology, Inc. | Multiple function airway adapter |
| US6325978B1 (en) | 1998-08-04 | 2001-12-04 | Ntc Technology Inc. | Oxygen monitoring and apparatus |
| US7432508B2 (en) | 2003-02-21 | 2008-10-07 | Ric Investments, Llc | Gas measurement system |
-
2007
- 2007-03-05 WO PCT/US2007/063278 patent/WO2007103855A2/en active Application Filing
- 2007-03-05 BR BRPI0702864-4A patent/BRPI0702864A2/pt not_active IP Right Cessation
- 2007-03-05 CN CN2007800008618A patent/CN101589302B/zh not_active Expired - Fee Related
- 2007-03-05 EP EP07757886A patent/EP1991846A4/de not_active Withdrawn
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20020026937A1 (en) * | 2000-08-28 | 2002-03-07 | Mault James R. | Respiratory gas sensors in folw path |
Non-Patent Citations (2)
| Title |
|---|
| No further relevant documents disclosed * |
| See also references of WO2007103855A2 * |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2007103855A2 (en) | 2007-09-13 |
| BRPI0702864A2 (pt) | 2011-03-15 |
| CN101589302A (zh) | 2009-11-25 |
| CN101589302B (zh) | 2011-04-06 |
| WO2007103855A3 (en) | 2009-02-12 |
| EP1991846A4 (de) | 2011-09-07 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PUAI | Public reference made under article 153(3) epc to a published international application that has entered the european phase |
Free format text: ORIGINAL CODE: 0009012 |
|
| 17P | Request for examination filed |
Effective date: 20080121 |
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| AK | Designated contracting states |
Kind code of ref document: A2 Designated state(s): AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IS IT LI LT LU LV MC MT NL PL PT RO SE SI SK TR |
|
| AX | Request for extension of the european patent |
Extension state: AL BA HR MK RS |
|
| R17D | Deferred search report published (corrected) |
Effective date: 20090212 |
|
| RIC1 | Information provided on ipc code assigned before grant |
Ipc: G01N 21/35 20060101ALI20090429BHEP Ipc: A61B 5/083 20060101ALI20090429BHEP Ipc: G01N 21/61 20060101AFI20090429BHEP |
|
| A4 | Supplementary search report drawn up and despatched |
Effective date: 20110810 |
|
| RIC1 | Information provided on ipc code assigned before grant |
Ipc: G01N 21/77 20060101ALI20110804BHEP Ipc: G01N 21/35 20060101ALI20110804BHEP Ipc: A61B 5/083 20060101ALI20110804BHEP Ipc: G01N 21/61 20060101AFI20110804BHEP |
|
| DAX | Request for extension of the european patent (deleted) | ||
| 17Q | First examination report despatched |
Effective date: 20121012 |
|
| STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: THE APPLICATION IS DEEMED TO BE WITHDRAWN |
|
| 18D | Application deemed to be withdrawn |
Effective date: 20141001 |