DE69313768D1 - Verfahren und Vorrichtung zur Messung optischer Informationen in einem streuenden Medium - Google Patents

Verfahren und Vorrichtung zur Messung optischer Informationen in einem streuenden Medium

Info

Publication number
DE69313768D1
DE69313768D1 DE69313768T DE69313768T DE69313768D1 DE 69313768 D1 DE69313768 D1 DE 69313768D1 DE 69313768 T DE69313768 T DE 69313768T DE 69313768 T DE69313768 T DE 69313768T DE 69313768 D1 DE69313768 D1 DE 69313768D1
Authority
DE
Germany
Prior art keywords
optical information
measuring optical
scattering 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 - Fee Related
Application number
DE69313768T
Other languages
English (en)
Other versions
DE69313768T2 (de
Inventor
Yutaka Tsuchiya
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
Application granted granted Critical
Publication of DE69313768D1 publication Critical patent/DE69313768D1/de
Publication of DE69313768T2 publication Critical patent/DE69313768T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • 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
    • G01N21/4795—Scattering, i.e. diffuse reflection spatially resolved investigating of object in scattering medium

Landscapes

  • Physics & Mathematics (AREA)
  • Biochemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Optics & Photonics (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
  • Measurement Of The Respiration, Hearing Ability, Form, And Blood Characteristics Of Living Organisms (AREA)
  • Photometry And Measurement Of Optical Pulse Characteristics (AREA)
DE69313768T 1992-10-06 1993-10-06 Verfahren und Vorrichtung zur Messung optischer Informationen in einem streuenden Medium Expired - Fee Related DE69313768T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP04267046A JP3107927B2 (ja) 1992-10-06 1992-10-06 散乱吸収体の光学情報計測装置及び方法

Publications (2)

Publication Number Publication Date
DE69313768D1 true DE69313768D1 (de) 1997-10-16
DE69313768T2 DE69313768T2 (de) 1998-01-22

Family

ID=17439292

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69313768T Expired - Fee Related DE69313768T2 (de) 1992-10-06 1993-10-06 Verfahren und Vorrichtung zur Messung optischer Informationen in einem streuenden Medium

Country Status (4)

Country Link
US (1) US5477051A (de)
EP (1) EP0592200B1 (de)
JP (1) JP3107927B2 (de)
DE (1) DE69313768T2 (de)

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WO1998006321A1 (en) * 1996-08-14 1998-02-19 Philips Electronics N.V. Forming an image of a turbid medium using a fluid to reduce boundary effects
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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
US5894844A (en) * 1996-11-07 1999-04-20 Rohrberg; Roderick G. Three-dimensional floatation-enhanced body examination system
US6029077A (en) * 1996-11-08 2000-02-22 Imaging Diagnostic Systems, Inc. Device for determining the perimeter of the surface of an object being scanned and for limiting reflection from the object surface
US6044288A (en) * 1996-11-08 2000-03-28 Imaging Diagnostics Systems, Inc. Apparatus and method for determining the perimeter of the surface of an object being scanned
US6150649A (en) 1996-11-29 2000-11-21 Imaging Diagnostic Systems, Inc. Detector array with variable gain amplifiers for use in a laser imaging apparatus
DE69730053T2 (de) * 1996-11-29 2005-07-21 Imaging Diagnostic System, Inc., Plantation Verfahren zur abbildung eines körpers mittels abtastung durch eine laser-bilderzeugungs-vorrichtung
US6081322A (en) * 1997-10-16 2000-06-27 Research Foundation Of State Of New York NIR clinical opti-scan system
WO1999027343A2 (en) 1997-11-26 1999-06-03 Imaging Diagnostic Systems, Inc. Time-resolved breast imaging device
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
US6662042B1 (en) 2000-08-22 2003-12-09 Richard J. Grable Diagnostic tomographic laser imaging apparatus
JP4913299B2 (ja) * 1999-09-14 2012-04-11 ザ リサーチ ファウンデーション オブ ステイト ユニバーシティ オブ ニューヨーク 相対的検出器値を使用した散乱媒体の画像化
US7046832B1 (en) 1999-09-14 2006-05-16 The Research Foundation Of State Univ. Of New York Imaging of scattering media using relative detector values
AT4201U1 (de) * 2000-03-27 2001-03-26 Manfred Dr Wieser Messverfahren zur bestimmung der optischen transmission oder reflexion
US6678049B1 (en) * 2001-07-16 2004-01-13 Art, Advanced Research Technologies Inc. Optical detection system and method
US6954663B2 (en) * 2003-01-07 2005-10-11 Art Advanced Research Technologies Inc. Continuous wave optical imaging assuming a scatter-law
US7720525B2 (en) * 2003-03-12 2010-05-18 New Art Advanced Research Technologies Inc. Method and apparatus for combining continuous wave and time domain optical imaging
US7551950B2 (en) * 2004-06-29 2009-06-23 O2 Medtech, Inc,. Optical apparatus and method of use for non-invasive tomographic scan of biological tissues
US7966768B2 (en) * 2006-05-01 2011-06-28 Laminations, Inc. Staking system for growing container
GB0613165D0 (en) 2006-06-28 2006-08-09 Univ Warwick Real-time infrared measurement and imaging system
ATE548637T1 (de) * 2007-09-24 2012-03-15 Univ Potsdam Messanordnung für ein optisches spektrometer
US8386000B2 (en) * 2008-09-30 2013-02-26 Covidien Lp System and method for photon density wave pulse oximetry and pulse hemometry
US8433382B2 (en) * 2008-09-30 2013-04-30 Covidien Lp Transmission mode photon density wave system and method
US20100141938A1 (en) * 2008-12-10 2010-06-10 General Electric Company Method and apparatus for detection of analytes
DE102009011421B3 (de) * 2009-03-03 2010-04-15 Drägerwerk AG & Co. KGaA Gaskonzentrationsmessvorrichtung
US9057695B2 (en) * 2009-09-24 2015-06-16 Canon Kabushiki Kaisha Apparatus and method for irradiating a scattering medium with a reconstructive wave
US8401608B2 (en) 2009-09-30 2013-03-19 Covidien Lp Method of analyzing photon density waves in a medical monitor
US8391943B2 (en) 2010-03-31 2013-03-05 Covidien Lp Multi-wavelength photon density wave system using an optical switch
EP2378270B1 (de) * 2010-04-15 2015-06-24 SICK Engineering GmbH Verfahren zur Bestimmung einer Partikelkonzentration und Messvorrichtung
US9775545B2 (en) 2010-09-28 2017-10-03 Masimo Corporation Magnetic electrical connector for patient monitors
US8821397B2 (en) 2010-09-28 2014-09-02 Masimo Corporation Depth of consciousness monitor including oximeter
US8817255B2 (en) 2010-12-17 2014-08-26 Canon Kabushiki Kaisha Apparatus and method for irradiating a scattering medium
US8954130B2 (en) 2010-12-17 2015-02-10 Canon Kabushiki Kaisha Apparatus and method for irradiating a medium
US8976433B2 (en) 2010-12-17 2015-03-10 Canon Kabushiki Kaisha Apparatus and method for irradiating a scattering medium
JP2012177612A (ja) * 2011-02-25 2012-09-13 Mitsubishi Heavy Ind Ltd 信号処理装置およびレーザ計測装置
US8730460B2 (en) * 2011-04-08 2014-05-20 William Marsh Rice University Paper based spectrophotometric detection of blood hemoglobin concentration
US9304490B2 (en) 2011-05-27 2016-04-05 Canon Kabushiki Kaisha Apparatus and method for irradiating a medium
JP6004634B2 (ja) * 2011-11-09 2016-10-12 キヤノン株式会社 被検体光計測装置及び被検体光計測方法
JP2015021791A (ja) * 2013-07-17 2015-02-02 株式会社ベテル 熱拡散率測定装置
JP6270031B2 (ja) * 2014-01-20 2018-01-31 学校法人 久留米大学 Ｍｒｉ指標の推定方法、及び生体測定装置
US10154815B2 (en) 2014-10-07 2018-12-18 Masimo Corporation Modular physiological sensors
JP6025888B2 (ja) * 2015-02-26 2016-11-16 キヤノン株式会社 光音響装置、装置および方法
CN104807782A (zh) * 2015-04-23 2015-07-29 天津大学 一种位置正弦波频率编码的线阵成像光测量系统
JP6218908B2 (ja) * 2016-10-13 2017-10-25 キヤノン株式会社 方法
KR102422021B1 (ko) 2017-07-27 2022-07-15 삼성전자주식회사 광 검출기 선택 장치 및 방법과, 산란계수 측정 장치 및 방법
CN113866108B (zh) * 2020-06-30 2022-09-23 华为技术有限公司 成分含量测量装置和终端设备

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US5203339A (en) * 1991-06-28 1993-04-20 The Government Of The United States Of America As Represented By The Secretary Of The Department Health And Human Services Method and apparatus for imaging a physical parameter in turbid media using diffuse waves
US5309912A (en) * 1991-11-08 1994-05-10 The United States Of America As Represented By The Secretary Of The Department Of Health And Human Services Multidimensional imaging using a single point detector for a phase encoded modulated optical carrier

Also Published As

Publication number Publication date
JP3107927B2 (ja) 2000-11-13
JPH06221913A (ja) 1994-08-12
EP0592200B1 (de) 1997-09-10
EP0592200A1 (de) 1994-04-13
DE69313768T2 (de) 1998-01-22
US5477051A (en) 1995-12-19

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee