JP5938350B2 - ガス測定モジュール - Google Patents
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- JP5938350B2 JP5938350B2 JP2012542659A JP2012542659A JP5938350B2 JP 5938350 B2 JP5938350 B2 JP 5938350B2 JP 2012542659 A JP2012542659 A JP 2012542659A JP 2012542659 A JP2012542659 A JP 2012542659A JP 5938350 B2 JP5938350 B2 JP 5938350B2
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- 230000003287 optical effect Effects 0.000 claims description 93
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- 238000004891 communication Methods 0.000 claims description 9
- 239000012530 fluid Substances 0.000 claims description 9
- 230000001154 acute effect Effects 0.000 claims description 4
- 239000000463 material Substances 0.000 description 10
- 238000004458 analytical method Methods 0.000 description 6
- 230000001225 therapeutic effect Effects 0.000 description 6
- 230000029058 respiratory gaseous exchange Effects 0.000 description 5
- 238000001514 detection method Methods 0.000 description 4
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 3
- 229910052782 aluminium Inorganic materials 0.000 description 3
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 3
- 229910052737 gold Inorganic materials 0.000 description 3
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- 239000002991 molded plastic Substances 0.000 description 3
- 230000003595 spectral effect Effects 0.000 description 3
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 2
- MWUXSHHQAYIFBG-UHFFFAOYSA-N Nitric oxide Chemical compound O=[N] MWUXSHHQAYIFBG-UHFFFAOYSA-N 0.000 description 2
- 238000002329 infrared spectrum Methods 0.000 description 2
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- 0 C*(C1)=*(CCN=O)C1=C Chemical compound C*(C1)=*(CCN=O)C1=C 0.000 description 1
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- 206010034972 Photosensitivity reaction Diseases 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
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- 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
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- 241000894007 species Species 0.000 description 1
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- 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
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- 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
- A61B5/082—Evaluation by breath analysis, e.g. determination of the chemical composition of exhaled breath
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- 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
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- 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
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- 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
- G01J5/00—Radiation pyrometry, e.g. infrared or optical thermometry
- G01J5/02—Constructional details
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- 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
- G01J5/00—Radiation pyrometry, e.g. infrared or optical thermometry
- G01J5/10—Radiation pyrometry, e.g. infrared or optical thermometry using electric radiation detectors
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- 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
- G01J5/00—Radiation pyrometry, e.g. infrared or optical thermometry
- G01J5/10—Radiation pyrometry, e.g. infrared or optical thermometry using electric radiation detectors
- G01J5/20—Radiation pyrometry, e.g. infrared or optical thermometry using electric radiation detectors using resistors, thermistors or semiconductors sensitive to radiation, e.g. photoconductive devices
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- 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
- G01N21/3563—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry using infrared light for analysing solids; Preparation of samples therefor
-
- 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
- G01N21/3581—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry using infrared light using far infrared light; using Terahertz radiation
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Description
Claims (15)
- 対象体の気道と流体連結した人工呼吸器回路内に挿入されるように構成されるガス測定モジュールであって:
第1の開口部と第2の開口部を有するチャンバを含み、前記チャンバが、前記第1の開口部と第2の開口部との間の流路を形成するように構成され、前記ガス測定モジュールが前記人工呼吸器回路に挿入され、前記対象体の気道からガスが前記流路を通じて輸送され;
赤外線電磁放射を放射するように構成される赤外線放射源と;
前記赤外線放射源により放射された赤外線電磁放射を受け、前記受けた赤外線電磁放射をコリメートし、かつ前記コリメート又は実質的にコリメートされた赤外線電磁放射を前記チャンバにより形成される前記流路を通る光学路に沿って方向づけるように構成されるコリメート化反射光学素子を含み、前記コリメート化反射光学素子が、軸はずれ放物線断面から形成される放物線形状反射装置を含む反射表面を含み;
前記光学路に沿ったコリメート又は実質的にコリメートされた赤外線電磁放射を受け、かつ前記受けたコリメート又は実質的にコリメートされた赤外線電磁放射を回折するように構成される、回折反射光学素子と;及び
前記回折反射光学素子から前記チャンバにより形成された前記流路を通った回折された赤外線電磁放射を受け、かつ前記受けた赤外線電磁放射の1以上のパラメータに関する情報を伝達するための出力シグナルを生成するように構成される、光感受性検出装置を含み、
前記赤外線電磁放射の中心光線が、前記コリメート化反射光学素子上に、前記赤外線電磁放射の中心光線が前記チャンバに入る壁面の接線方向に対して鋭角を持つ光路に沿って入射する、
ガス測定モジュール。 - 請求項1に記載のガス測定モジュールであり、前記コリメート化反射光学素子が、前記受けた赤外線電磁放射をコリメート又は実質的にコリメートするように、及び前記コリメート又は実質的にコリメートされた赤外線電磁放射を、前記流路を横切るような方向に前記チャンバで形成された流路内に方向付けるように構成される、ガス測定モジュール。
- 請求項1に記載のガス測定モジュールであり、前記コリメート化反射光学素子が、非対称性放物線断面である反射表面を持つ、ガス測定モジュール。
- 請求項1に記載のガス測定モジュールであり、さらに、前記回折反射光学素子からの回折された赤外線電磁放射反射を受け、かつ前記回折された赤外線電磁放射を前記光感受性検出装置に焦点化するように構成される、焦点化反射光学素子を含む、ガス測定モジュール。
- 請求項1に記載のガス測定モジュールであり、さらに、前記回折反射光学素子を回転軸に沿って振動させるように構成されるスキャナを含む、ガス測定モジュール。
- 対象体の気道と流体連結された人工呼吸器回路内に挿入されるように構成されるガス測定モジュール内でガスを分析する方法であり、前記方法が:
赤外線電磁放射を生成し;
前記生成された赤外線電磁放射を、軸はずれ放物線断面から形成される放物線状反射装置を含む反射表面を持つコリメート化反射光学素子を介して、反射的にコリメート又は実質的にコリメートし;
前記コリメート又は実質的にコリメートされた赤外線電磁放射を、前記対象体の気道から流れるガスのガス測定モジュールにより形成される流路を通る光路に沿って方向付け;
前記コリメート又は実質的にコリメートされた赤外線電磁放射を反射的に回折し;及び
回折され前記流路を通った赤外線電磁放射の1以上のパラメータに関連した情報を伝達する出力シグナルを生成する、
前記赤外線電磁放射の中心光線が、前記コリメート化反射光学素子上に、前記赤外線電磁放射がチャンバに入る壁面の接線方向に対して鋭角を持つ光路に沿って入射する、
方法。 - 請求項6に記載の方法であり、
前記生成された赤外線電磁放射を反射的に、コリメート又は実質的にコリメートし、及び前記コリメート又は実質的にコリメートされた赤外線電磁放射を、前記対象体の気道から流れるガスのガス測定モジュールにより形成される流路を通る光路に沿って方向付けることが、単一の反射光学素子で実行される、方法。 - 請求項7に記載の方法であり、前記単一の反射光学素子が、非対称的放物線断面である表面を有する、方法。
- 請求項6に記載の方法であり、さらに、前記回折された赤外線電磁放射を、光感受性検出装置に焦点化することを含み、前記光感受性検出装置は出力シグナルを生成するように構成される、方法。
- 請求項6に記載の方法であり、さらに回折反射光学素子を操作することを含み、前記回折反射光学素子が回転軸回りに振動する前記回折を実行するように構成される、方法。
- ガスを分析するように構成されるシステムであって、
前記システムは対象体の気道と流体連結された人工呼吸器回路内に挿入されるように構成され:
赤外線電磁放射を生成する手段と;
前記生成された赤外線電磁放射を反射的にコリメート又は実質的にコリメートする手段であって、軸はずれ放物線断面から形成される放物線状反射装置を含む反射表面を有する反射的コリメート化手段と;
前記対象体の気道からのガスが流れる前記システムにより形成される流路を通る光路に沿って前記コリメート又は実質的にコリメートされた赤外線電磁放射を方向付ける手段と;
前記コリメート又は実質的にコリメートされた赤外線電磁放射を反射的に回折する手段と;及び
前記回折されかつ前記流路を通った赤外線電磁放射の1以上のパラメータに関する情報を伝達する出力シグナルを生成する手段とを含み、
前記赤外線電磁放射の中心光線が、前記コリメート化手段上に、前記赤外線電磁放射がチャンバに入る壁面の接線方向に対して鋭角を持つ光路に沿って入射する、
システム。 - 請求項11に記載のシステムであり、前記生成された赤外線電磁放射を反射的にコリメート又は実質的にコリメートするため、及び、前記コリメート又は実質的にコリメートされた赤外線電磁放射を、前記システムにより形成される流路を通る光路に沿って方向づける手段が、単一の反射光学素子を含む、システム。
- 請求項12に記載のシステムであり、前記単一の反射光学素子が、非対称的放物線断面の反射表面を有する、システム。
- 請求項11に記載のシステムであり、さらに、前記回折された赤外線電磁放射を前記出力シグナル生成手段の上に焦点化する手段を含む、システム。
- 請求項11に記載のシステムであり、さらに、前記回折のための手段を回転軸について振動させる手段を含む、システム。
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US26792909P | 2009-12-09 | 2009-12-09 | |
US61/267,929 | 2009-12-09 | ||
PCT/IB2010/055535 WO2011070485A1 (en) | 2009-12-09 | 2010-12-01 | Gas measurement module for use in therapeutic settings comprising reflective scanning microspectrometer |
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JP2013513793A JP2013513793A (ja) | 2013-04-22 |
JP5938350B2 true JP5938350B2 (ja) | 2016-06-22 |
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US (1) | US9510774B2 (ja) |
EP (1) | EP2509494B1 (ja) |
JP (1) | JP5938350B2 (ja) |
CN (1) | CN102651996B (ja) |
WO (1) | WO2011070485A1 (ja) |
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EP2795272A1 (en) * | 2011-12-19 | 2014-10-29 | Koninklijke Philips N.V. | System and method for emitting infrared radiation using reflected radiation to enhance emission efficiency |
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CN102651996B (zh) | 2016-02-17 |
EP2509494A1 (en) | 2012-10-17 |
EP2509494B1 (en) | 2014-08-06 |
WO2011070485A1 (en) | 2011-06-16 |
JP2013513793A (ja) | 2013-04-22 |
CN102651996A (zh) | 2012-08-29 |
US20120242980A1 (en) | 2012-09-27 |
US9510774B2 (en) | 2016-12-06 |
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