JP5535002B2 - 血液成分濃度測定装置 - Google Patents
血液成分濃度測定装置 Download PDFInfo
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Classifications
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- 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
- G01N21/84—Systems specially adapted for particular applications
- G01N21/85—Investigating moving fluids or granular solids
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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
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- G—PHYSICS
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- 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
- G01N21/3151—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 using two sources of radiation of different wavelengths
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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
- G01N21/314—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
- G01N2021/3144—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 for oxymetry
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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
- G01N21/314—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
- G01N2021/3155—Measuring in two spectral ranges, e.g. UV and visible
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- G—PHYSICS
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- 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
- G01N2021/3181—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 using LEDs
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- G—PHYSICS
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- 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
- G01N21/3577—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry using infrared light for analysing liquids, e.g. polluted water
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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
- G01N21/359—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry using infrared light using near infrared light
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2201/00—Features of devices classified in G01N21/00
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- G01N2201/064—Stray light conditioning
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- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Toxicology (AREA)
- Measurement Of The Respiration, Hearing Ability, Form, And Blood Characteristics Of Living Organisms (AREA)
- External Artificial Organs (AREA)
- Investigating Or Analysing Materials By Optical Means (AREA)
Description
実施例1は、図1に示したようにセンサ部60を血液ポンプ30の下流側(血液ポンプ30と動脈側ドリップチャンバー31の間)に設定し、図6に示すようにセンサ部60の流路21cをピロー状に形成した血液成分濃度測定装置1を使用した。具体的には、センサ部60として、反射型センサーであるマシモSETラディカルパルスオキシメータを用い、ラディカルにおける酸化ヘモグロビンと還元ヘモグロビンの吸光度割合を測定する発光部70の赤色光と赤外光の波長は、それぞれ660nmと905nmを使用した。
実施例2は、図1に示したようにセンサ部60を血液ポンプ30の下流側(血液ポンプ30と動脈側ドリップチャンバー31の間)に設定し、図3及び図4に示すように血液ポンプ30のポンプチューブである流路21bにセンサ部60を設けた血液成分濃度測定装置1を使用した。具体的には、センサ部60として、反射型センサーであるマシモSETラディカルパルスオキシメータを用い、ラディカルにおける酸化ヘモグロビンと還元ヘモグロビンの吸光度割合を測定する発光部70の赤色光と赤外光の波長は、それぞれ660nmと905nmを使用した。
比較例1は、図9に示すようにセンサ部120を血液ポンプ30の上流側(血液ポンプ30と患者の脱血穿刺部の間)に設定し、図10に示したようにセンサ部120が設けられる血液浄化回路20の流路21dをピロー状に形成した血液成分濃度測定装置を使用した。センサ部120は、発光部130と、受光部131と、発光部130と受光部131の保持部133と、緩衝シート132と、これらの収納部134を備え、発光部130と受光部131がピロー状の流路21dに接触されている。具体的には、センサ部120として、反射型センサーであるマシモSETラディカルパルスオキシメータを用い、ラディカルにおける酸化ヘモグロビンと還元ヘモグロビンの吸光度割合を測定する発光部130の赤色光と赤外光の波長は、それぞれ660nmと905nmを使用した。
20 血液浄化回路
30 血液ポンプ
31 動脈側ドリップチャンバー
32 血液浄化器
33 静脈側ドリップチャンバー
40 ポンプ制御部
60 センサ部
61 センサ制御部
62 算出部
70 発光部
71 受光部
72 保持部材
73 固定部材
74 流路カバー
F 周期
Claims (13)
- 体内から取り出された血液を浄化して体内に戻すための血液浄化回路において血液中の所定の血液成分の濃度を測定する血液成分濃度測定装置であって、
前記血液浄化回路の血液中に光を入射する発光部と、
前記血液浄化回路の血液中を透過した前記光を検出する受光部と、
前記受光部により検出された光強度の時間変化から、前記血液浄化回路の血液ポンプの駆動により前記血液浄化回路内に生じる血液の拍動の周期に対応する前記光強度の時間変化の周期成分を抽出し、当該周期成分に基づいて所定の血液成分の濃度を算出する算出部と、を有し、
前記発光部及び前記受光部は、前記血液浄化回路の前記血液ポンプの下流側に設けられ、
前記発光部と前記受光部を前記血液浄化回路に固定する固定部材と、
前記血液浄化回路の前記発光部と前記受光部が固定される部分を覆う流路カバーと、をさらに有し、
前記固定部材は、前記流路カバーを外側から押さえている、の血液成分濃度測定装置。 - 前記血液浄化回路は、前記血液ポンプの下流側に血液を浄化する血液浄化器を有し、
前記発光部と前記受光部は、前記血液浄化回路における前記血液ポンプと前記血液浄化器の間に設けられている、請求項1に記載の血液成分濃度測定装置。 - 前記血液浄化回路は、前記血液ポンプと前記血液浄化器の間に動脈側ドリップチャンバーを有し、
前記発光部と前記受光部は、前記血液浄化回路における前記血液ポンプと前記動脈側ドリップチャンバーの間に設けられている、請求項2に記載の血液成分濃度測定装置。 - 前記血液浄化回路の流路に接続され他の部分よりも径が大きいポンプチューブをさらに有し、
前記発光部と前記受光部は、前記ポンプチューブに設けられている、請求項1〜3のいずれかに記載の血液成分濃度測定装置。 - 前記固定部材は、前記発光部と前記受光部を前記血液浄化回路に押し付けて固定する、請求項1〜4のいずれかに記載の血液成分濃度測定装置。
- 前記流路カバーは、前記血液浄化回路の前記発光部と前記受光部が固定された部分を圧迫し、弾力性を有する、請求項1〜5のいずれかに記載の血液成分濃度測定装置。
- 前記流路カバーは、前記血液浄化回路の前記発光部と前記受光部が固定された部分を外部の光が入らないように覆っている、請求項1〜6のいずれかに記載の血液成分濃度測定装置。
- 前記流路カバーは、前記血液浄化回路に対し取り外し自在に構成されている、請求項1〜7のいずれかに記載の血液成分濃度測定装置。
- 前記発光部と前記受光部を保持する保持部材をさらに有し、
前記固定部材の前記血液浄化回路側の面には、前記保持部材を収容する凹部が形成されている、請求項1〜8のいずれかに記載の血液成分濃度測定装置。 - 前記保持部材と前記固定部材との間には、弾力性のある部材が介在されている、請求項9に記載の血液成分濃度測定装置。
- 前記固定部材は、前記血液浄化回路に対し取り外し自在に構成されている、請求項1〜10のいずれかに記載の血液成分濃度測定装置。
- 前記発光部と前記受光部は、前記血液浄化回路において気泡が滞留しない斜め或いは上下方向に延びる流路、又は水平方向に延びる流路の下面又は側面に設けられている、請求項1〜11のいずれかに記載の血液成分濃度測定装置。
- 前記発光部は、波長850nm〜1000nmの光を発する第1発光部と、波長500nm〜700nmの光を発する第2発光部を備え、前記血液成分の濃度が血液中の酸素飽和度である、請求項1〜12のいずれかに記載の血液成分濃度測定装置。
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CN201110233282.6A CN102426159B (zh) | 2010-08-13 | 2011-08-15 | 血液成分浓度测量装置以及血液成分浓度测量方法 |
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JPWO2018078727A1 (ja) * | 2016-10-25 | 2019-09-05 | パイオニア株式会社 | 流体測定装置 |
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JP6431697B2 (ja) * | 2014-06-16 | 2018-11-28 | ジーニアルライト株式会社 | 手首装着型パルスオキシメータ |
DE102015012519A1 (de) * | 2015-09-26 | 2017-03-30 | Fresenius Medical Care Deutschland Gmbh | Bestimmung in Blut gelöster Gase im extrakorporalen Kreislauf |
CN205246522U (zh) * | 2015-12-26 | 2016-05-18 | 深圳市前海安测信息技术有限公司 | 血糖测试数据采集设备 |
CN109239022A (zh) * | 2016-08-25 | 2019-01-18 | 任文利 | 一种血液浓度检测装置 |
JP2019213570A (ja) * | 2016-10-19 | 2019-12-19 | アルプスアルパイン株式会社 | 計測装置および血液循環装置 |
JP6698558B2 (ja) * | 2017-01-11 | 2020-05-27 | 東レエンジニアリング株式会社 | 成分濃度検出システム |
JP6986266B2 (ja) * | 2017-11-14 | 2021-12-22 | ジーニアルライト株式会社 | 体液分析装置 |
WO2019098207A1 (ja) * | 2017-11-14 | 2019-05-23 | ジーニアルライト株式会社 | 体液分析装置 |
KR102348184B1 (ko) * | 2019-12-16 | 2022-01-05 | 서울대학교 산학협력단 | 박동이 없는 체외순환회로용 혈중 산소포화도 측정장치 및 이를 이용한 측정방법 |
JP6895557B1 (ja) * | 2020-03-31 | 2021-06-30 | 浜松ホトニクス株式会社 | 透析システムおよび透析システム作動方法 |
JP2023056972A (ja) | 2021-10-08 | 2023-04-20 | 日機装株式会社 | 血液浄化装置 |
Family Cites Families (12)
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---|---|---|---|---|
JPS5326437B2 (ja) * | 1974-03-29 | 1978-08-02 | ||
JPH03237280A (ja) * | 1990-02-09 | 1991-10-23 | Shimadzu Corp | 血液ポンプ |
US5351686A (en) * | 1990-10-06 | 1994-10-04 | In-Line Diagnostics Corporation | Disposable extracorporeal conduit for blood constituent monitoring |
JPH06218046A (ja) * | 1993-01-25 | 1994-08-09 | Sanyo Electric Works Ltd | 血液浄化装置 |
FR2725522B1 (fr) * | 1994-10-07 | 1997-01-03 | Hospal Ind | Dispositif de detection d'un conduit et de determination d'au moins une caracteristique de son contenu |
SE508374C2 (sv) * | 1995-09-12 | 1998-09-28 | Gambro Med Tech Ab | Förfarande och anordning för detektering av tillståndet hos en blodkärlsaccess |
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US6284142B1 (en) * | 1999-09-03 | 2001-09-04 | Baxter International Inc. | Sensing systems and methods for differentiating between different cellular blood species during extracorporeal blood separation or processing |
DE10047421C1 (de) * | 2000-09-26 | 2003-01-02 | Klaus Sodemann | Verfahren und Vorrichtung zur Ultrafiltrationskontrolle bei Blutbehandlungsverfahren |
US6706007B2 (en) * | 2000-12-29 | 2004-03-16 | Chf Solutions, Inc. | Feedback control of ultrafiltration to prevent hypotension |
JP4367780B2 (ja) * | 2005-06-08 | 2009-11-18 | 日機装株式会社 | 血液回路 |
US20070007184A1 (en) * | 2005-07-07 | 2007-01-11 | Delphi Technologies, Inc. | Specialized sensor-assisted dialysis |
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