DE69525219D1 - Verfahren und Vorrichtung zur Messung der Streu- und Absorptionsmerkmale eines streuenden Mediums - Google Patents

Verfahren und Vorrichtung zur Messung der Streu- und Absorptionsmerkmale eines streuenden Mediums

Info

Publication number
DE69525219D1
DE69525219D1 DE69525219T DE69525219T DE69525219D1 DE 69525219 D1 DE69525219 D1 DE 69525219D1 DE 69525219 T DE69525219 T DE 69525219T DE 69525219 T DE69525219 T DE 69525219T DE 69525219 D1 DE69525219 D1 DE 69525219D1
Authority
DE
Germany
Prior art keywords
scattering
measuring
absorption characteristics
medium
scattering medium
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.)
Expired - Lifetime
Application number
DE69525219T
Other languages
English (en)
Other versions
DE69525219T2 (de
Inventor
Mitsuharu Miwa
Yutaka Tsuchiya
Yukio Ueda
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.)
Hamamatsu Photonics KK
Original Assignee
Hamamatsu Photonics KK
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 Hamamatsu Photonics KK filed Critical Hamamatsu Photonics KK
Publication of DE69525219D1 publication Critical patent/DE69525219D1/de
Application granted granted Critical
Publication of DE69525219T2 publication Critical patent/DE69525219T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/145—Measuring characteristics of blood in vivo, e.g. gas concentration, pH value; Measuring characteristics of body fluids or tissues, e.g. interstitial fluid, cerebral tissue
    • A61B5/1455—Measuring characteristics of blood in vivo, e.g. gas concentration, pH value; Measuring characteristics of body fluids or tissues, e.g. interstitial fluid, cerebral tissue using optical sensors, e.g. spectral photometrical oximeters
    • A61B5/14551—Measuring characteristics of blood in vivo, e.g. gas concentration, pH value; Measuring characteristics of body fluids or tissues, e.g. interstitial fluid, cerebral tissue using optical sensors, e.g. spectral photometrical oximeters for measuring blood gases
    • A61B5/14553—Measuring characteristics of blood in vivo, e.g. gas concentration, pH value; Measuring characteristics of body fluids or tissues, e.g. interstitial fluid, cerebral tissue using optical sensors, e.g. spectral photometrical oximeters for measuring blood gases specially adapted for cerebral tissue
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/0059—Measuring for diagnostic purposes; Identification of persons using light, e.g. diagnosis by transillumination, diascopy, fluorescence
    • A61B5/0082—Measuring for diagnostic purposes; Identification of persons using light, e.g. diagnosis by transillumination, diascopy, fluorescence adapted for particular medical purposes
    • A61B5/0091—Measuring for diagnostic purposes; Identification of persons using light, e.g. diagnosis by transillumination, diascopy, fluorescence adapted for particular medical purposes for mammography
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/43—Detecting, measuring or recording for evaluating the reproductive systems
    • A61B5/4306—Detecting, measuring or recording for evaluating the reproductive systems for evaluating the female reproductive systems, e.g. gynaecological evaluations
    • A61B5/4312—Breast evaluation or disorder diagnosis
    • 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
    • G01N21/47—Scattering, i.e. diffuse reflection
    • G01N21/49—Scattering, i.e. diffuse reflection within a body or fluid
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B2562/00—Details of sensors; Constructional details of sensor housings or probes; Accessories for sensors
    • A61B2562/02—Details of sensors specially adapted for in-vivo measurements
    • A61B2562/0233—Special features of optical sensors or probes classified in A61B5/00
    • A61B2562/0242—Special features of optical sensors or probes classified in A61B5/00 for varying or adjusting the optical path length in the tissue
DE69525219T 1994-11-07 1995-11-07 Verfahren und Vorrichtung zur Messung der Streu- und Absorptionsmerkmale eines streuenden Mediums Expired - Lifetime DE69525219T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP27250894A JP3433534B2 (ja) 1994-11-07 1994-11-07 散乱吸収体内の散乱特性・吸収特性の測定方法及び装置

Publications (2)

Publication Number Publication Date
DE69525219D1 true DE69525219D1 (de) 2002-03-14
DE69525219T2 DE69525219T2 (de) 2002-07-18

Family

ID=17514884

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69525219T Expired - Lifetime DE69525219T2 (de) 1994-11-07 1995-11-07 Verfahren und Vorrichtung zur Messung der Streu- und Absorptionsmerkmale eines streuenden Mediums

Country Status (4)

Country Link
US (1) US5676142A (de)
EP (1) EP0710832B1 (de)
JP (1) JP3433534B2 (de)
DE (1) DE69525219T2 (de)

Families Citing this family (55)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5709670A (en) * 1994-05-03 1998-01-20 Aquintel, Inc. Surgical fluid and tissue loss monitor
GB9517366D0 (en) * 1995-08-24 1995-10-25 Johnson & Johnson Medical Method of quantatively determining one or more characteristics of a substance
JP3662376B2 (ja) * 1996-05-10 2005-06-22 浜松ホトニクス株式会社 内部特性分布の計測方法および装置
JP3660761B2 (ja) * 1996-10-03 2005-06-15 技術研究組合医療福祉機器研究所 散乱体の吸収情報の計測方法及び装置
DE59810634D1 (de) * 1997-07-21 2004-02-26 Siemens Ag Verfahren zum auffinden eines untersuchungsortes zur diaphanoskopischen untersuchung eines lebewesens sowie vorrichtung zur durchführung des verfahrens
JP4018799B2 (ja) 1998-04-02 2007-12-05 浜松ホトニクス株式会社 散乱吸収体の吸収成分の濃度計測方法及び装置
JP3887486B2 (ja) * 1998-05-26 2007-02-28 浜松ホトニクス株式会社 散乱吸収体の内部特性分布の計測方法及び装置
US6381018B1 (en) * 1998-07-28 2002-04-30 The Regents Of The University Of California Method for measuring changes in light absorption of highly scattering media
US6332093B1 (en) 1998-08-06 2001-12-18 Art Recherches Et Technologies Avancees Inc./Art Advanced Research Technologies, Inc. Scanning module for imaging through scattering media
US6850656B1 (en) 1998-10-07 2005-02-01 Ecole Polytechnique Federale De Lausanne Method and apparatus for measuring locally and superficially the scattering and absorption properties of turbid media
GB9823452D0 (en) * 1998-10-28 1998-12-23 Rolfe Peter Improvements to optical monitoring
EP1008925B1 (de) 1998-12-07 2006-01-11 Hitachi, Ltd. Vorrichtung zur Steuerung von Anlagen mit Hilfe von Körpersignalen
US7047054B2 (en) * 1999-03-12 2006-05-16 Cas Medical Systems, Inc. Laser diode optical transducer assembly for non-invasive spectrophotometric blood oxygenation monitoring
EP1272101A2 (de) * 2000-04-13 2003-01-08 National Research Council of Canada Ltd. Gewebe lebensfähigkeit /gesundheits ueberwachung bei anwendung von nah infrarot spektroskopie
JP2002034594A (ja) * 2000-07-24 2002-02-05 National Institute Of Advanced Industrial & Technology 生細胞の検出方法
DE10110599A1 (de) * 2001-03-06 2002-09-12 Roche Diagnostics Gmbh Verfahren zur Bestimmung eines Lichttransportparameters in einer biologischen Matrix
AU2002303819B2 (en) * 2001-05-17 2007-03-01 Xenogen Corporation Method and apparatus for determining target depth, brightness and size within a body region
US7428434B2 (en) * 2001-07-27 2008-09-23 The Regents Of The Univeristy Of California Quantitative broadband absorption and scattering spectroscopy in turbid media by combined frequency-domain and steady state methodologies
JP2003202287A (ja) * 2002-01-08 2003-07-18 Hamamatsu Photonics Kk 散乱吸収体測定方法及び装置
US7349731B2 (en) * 2002-06-07 2008-03-25 Clemson University Research Foundation Reconstructed refractive index spatial maps and method with algorithm
US7599731B2 (en) 2002-07-16 2009-10-06 Xenogen Corporation Fluorescent light tomography
US7616985B2 (en) 2002-07-16 2009-11-10 Xenogen Corporation Method and apparatus for 3-D imaging of internal light sources
CA2494030C (en) 2002-07-26 2009-06-09 Cas Medical Systems, Inc. Method for spectrophotometric blood oxygenation monitoring
US7336358B2 (en) * 2003-02-24 2008-02-26 August Ninth Analyses, Inc. Method and apparatus for determining particle size and composition of mixtures
JP4167144B2 (ja) * 2003-07-29 2008-10-15 浜松ホトニクス株式会社 散乱吸収体計測装置
WO2006124455A1 (en) 2005-05-12 2006-11-23 Cas Medical Systems, Inc. Improved method for spectrophotometric blood oxygenation monitoring
JP4647447B2 (ja) * 2005-09-20 2011-03-09 富士フイルム株式会社 試料分析装置
JP4647449B2 (ja) * 2005-09-22 2011-03-09 富士フイルム株式会社 試料分析装置
US10775308B2 (en) 2006-08-24 2020-09-15 Xenogen Corporation Apparatus and methods for determining optical tissue properties
US10335038B2 (en) 2006-08-24 2019-07-02 Xenogen Corporation Spectral unmixing for in-vivo imaging
US7952692B2 (en) * 2006-12-12 2011-05-31 Orsense Ltd. Method and apparatus for determination of analyte concentration
JP5595534B2 (ja) * 2007-05-15 2014-09-24 キヤノン株式会社 生体情報イメージング装置、生体情報の解析方法、及び生体情報のイメージング方法
JP5081660B2 (ja) * 2008-02-18 2012-11-28 浜松ホトニクス株式会社 乳房撮像装置
US8391942B2 (en) * 2008-10-06 2013-03-05 Cas Medical Systems, Inc. Method and apparatus for determining cerebral desaturation in patients undergoing deep hypothermic circulatory arrest
US20100105998A1 (en) * 2008-10-28 2010-04-29 Cas Medical Systems, Inc. Method and apparatus for spectrophotometric based oximetry of spinal tissue
US7884933B1 (en) * 2010-05-05 2011-02-08 Revolutionary Business Concepts, Inc. Apparatus and method for determining analyte concentrations
US9775545B2 (en) 2010-09-28 2017-10-03 Masimo Corporation Magnetic electrical connector for patient monitors
JP5710767B2 (ja) 2010-09-28 2015-04-30 マシモ コーポレイション オキシメータを含む意識深度モニタ
US9063074B2 (en) * 2010-12-30 2015-06-23 Empire Technology Development Llc Analyzing tissue morphology in three dimensions
EP2688464B1 (de) 2011-03-22 2020-10-14 Novartis AG Autoinjektor mit infrarotsensor
JP5924658B2 (ja) * 2011-09-27 2016-05-25 セイコーエプソン株式会社 濃度定量装置、光吸収係数算出方法、等価散乱係数算出方法、濃度定量方法、光吸収係数の算出を行うプログラム及び濃度の算出を行うプログラム
WO2013165888A2 (en) * 2012-04-30 2013-11-07 Mayo Foundation For Medical Education And Research Spectrometric systems and methods for improved focus localization of time-and space-varying measurements
JP2014016235A (ja) * 2012-07-09 2014-01-30 Seiko Epson Corp 光吸収係数分布推定装置、濃度測定装置及び光吸収係数分布推定装置の制御方法
US8892192B2 (en) 2012-11-07 2014-11-18 Modulated Imaging, Inc. Efficient modulated imaging
US9848808B2 (en) 2013-07-18 2017-12-26 Cas Medical Systems, Inc. Method for spectrophotometric blood oxygenation monitoring
WO2016057553A1 (en) 2014-10-07 2016-04-14 Masimo Corporation Modular physiological sensors
JP6570852B2 (ja) * 2015-03-20 2019-09-04 株式会社東芝 生体成分推定装置、生体成分推定方法、およびプログラム
US10799129B2 (en) * 2016-01-07 2020-10-13 Panasonic Intellectual Property Management Co., Ltd. Biological information measuring device including light source, light detector, and control circuit
WO2018087523A1 (en) * 2016-11-08 2018-05-17 Ucl Business Plc A device and method for determining optical properties of a medium
DE102017102885B4 (de) * 2017-02-14 2019-05-02 Harting Electric Gmbh & Co. Kg Optischer Steckverbinder, Steckverbindermodul und Verfahren zur Detektion von Signalverlusten bei einem optischen Steckverbindermodul
KR102422021B1 (ko) 2017-07-27 2022-07-15 삼성전자주식회사 광 검출기 선택 장치 및 방법과, 산란계수 측정 장치 및 방법
US11199671B2 (en) * 2020-04-21 2021-12-14 Hewlett Packard Enterprise Development Lp Glass-as-a-platform (GaaP)-based photonic assemblies comprising shaped glass plates
CN114468990B (zh) * 2021-02-11 2023-03-24 先阳科技有限公司 检测活体组织成分的方法、装置及可穿戴设备
CN114468991B (zh) * 2021-02-11 2023-01-17 先阳科技有限公司 抖动影响的抑制方法、装置及可穿戴设备
WO2023210521A1 (ja) * 2022-04-27 2023-11-02 国立研究開発法人産業技術総合研究所 光学特性値計測装置及び光学特性値計測方法

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5386827A (en) * 1993-03-30 1995-02-07 Nim Incorporated Quantitative and qualitative in vivo tissue examination using time resolved spectroscopy
US5119815A (en) * 1988-12-21 1992-06-09 Nim, Incorporated Apparatus for determining the concentration of a tissue pigment of known absorbance, in vivo, using the decay characteristics of scintered electromagnetic radiation
GB2228314B (en) * 1989-02-16 1992-11-18 Hamamatsu Photonics Kk Examination apparatus
US5413098A (en) * 1991-12-24 1995-05-09 Sextant Medical Corporation Path constrained spectrophotometer and method for determination of spatial distribution of light or other radiation scattering and absorbing substances in a radiation scattering medium
JP3433498B2 (ja) * 1993-06-02 2003-08-04 浜松ホトニクス株式会社 散乱吸収体の内部情報計測方法及び装置
JP3577335B2 (ja) * 1993-06-02 2004-10-13 浜松ホトニクス株式会社 散乱吸収体計測方法及び装置
JP3310390B2 (ja) * 1993-06-10 2002-08-05 浜松ホトニクス株式会社 散乱媒質内吸光物質の濃度測定方法および装置

Also Published As

Publication number Publication date
EP0710832A1 (de) 1996-05-08
US5676142A (en) 1997-10-14
JPH08136448A (ja) 1996-05-31
EP0710832B1 (de) 2002-01-30
JP3433534B2 (ja) 2003-08-04
DE69525219T2 (de) 2002-07-18

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