DE69326790D1 - Abbildungsvorrichtung für die rechnergestützte optische Tomographie - Google Patents

Abbildungsvorrichtung für die rechnergestützte optische Tomographie

Info

Publication number
DE69326790D1
DE69326790D1 DE69326790T DE69326790T DE69326790D1 DE 69326790 D1 DE69326790 D1 DE 69326790D1 DE 69326790 T DE69326790 T DE 69326790T DE 69326790 T DE69326790 T DE 69326790T DE 69326790 D1 DE69326790 D1 DE 69326790D1
Authority
DE
Germany
Prior art keywords
computer
imaging device
optical tomography
aided optical
aided
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
DE69326790T
Other languages
English (en)
Other versions
DE69326790T2 (de
Inventor
Yoshitoshi Ito
Fumio Kawaguchi
Yukito Shinohara
Munetaka Haida
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.)
Hitachi Ltd
University of Tokyo NUC
Original Assignee
Hitachi Ltd
University of Tokyo NUC
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 Hitachi Ltd, University of Tokyo NUC filed Critical Hitachi Ltd
Publication of DE69326790D1 publication Critical patent/DE69326790D1/de
Application granted granted Critical
Publication of DE69326790T2 publication Critical patent/DE69326790T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • A61B5/0059—Measuring for diagnostic purposes; Identification of persons using light, e.g. diagnosis by transillumination, diascopy, fluorescence
    • A61B5/0073—Measuring for diagnostic purposes; Identification of persons using light, e.g. diagnosis by transillumination, diascopy, fluorescence by tomography, i.e. reconstruction of 3D images from 2D projections
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/72—Signal processing specially adapted for physiological signals or for diagnostic purposes
    • A61B5/7235—Details of waveform analysis
    • A61B5/7253—Details of waveform analysis characterised by using transforms
    • A61B5/7257—Details of waveform analysis characterised by using transforms using Fourier transforms
DE69326790T 1992-03-19 1993-03-18 Abbildungsvorrichtung für die rechnergestützte optische Tomographie Expired - Fee Related DE69326790T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP04063055A JP3142079B2 (ja) 1992-03-19 1992-03-19 光ｃｔ装置

Publications (2)

Publication Number Publication Date
DE69326790D1 true DE69326790D1 (de) 1999-11-25
DE69326790T2 DE69326790T2 (de) 2000-06-08

Family

ID=13218275

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69326790T Expired - Fee Related DE69326790T2 (de) 1992-03-19 1993-03-18 Abbildungsvorrichtung für die rechnergestützte optische Tomographie

Country Status (4)

Country Link
US (1) US5349951A (de)
EP (1) EP0561643B1 (de)
JP (1) JP3142079B2 (de)
DE (1) DE69326790T2 (de)

Families Citing this family (28)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5408093A (en) * 1992-08-31 1995-04-18 Hitachi, Ltd. Optical computed tomography equipment having image inverting optical device
JPH06245938A (ja) * 1993-02-23 1994-09-06 Hitachi Ltd 光計測装置
US5987346A (en) * 1993-02-26 1999-11-16 Benaron; David A. Device and method for classification of tissue
DE4330460C2 (de) * 1993-09-08 1996-05-23 Siemens Ag Vorrichtung zur Untersuchung von Gewebe mit Licht unterschiedlicher Wellenlängen
US5628314A (en) * 1993-11-12 1997-05-13 Kumagai; Hiroaki Multi-laser beam-scanning through living body penetration diagnosis and treatment apparatus
JPH09500566A (ja) * 1993-11-30 1997-01-21 ベル コミュニケーションズ リサーチ，インコーポレイテッド 散乱放射の直接的再構成を用いるイメージング・システムおよび方法
US5803909A (en) * 1994-10-06 1998-09-08 Hitachi, Ltd. Optical system for measuring metabolism in a body and imaging method
US5625458A (en) * 1994-11-10 1997-04-29 Research Foundation Of City College Of New York Method and system for imaging objects in turbid media using diffusive fermat photons
US5919140A (en) 1995-02-21 1999-07-06 Massachusetts Institute Of Technology Optical imaging using time gated scattered light
US5758653A (en) * 1995-04-10 1998-06-02 Bell Communications Research, Inc. Simultaneous absorption and diffusion imaging system and method using direct reconstruction of scattered radiation
WO1997003603A1 (en) * 1995-07-21 1997-02-06 Respironics, Inc. Method and apparatus for diode laser pulse oximetry using multifiber optical cables and disposable fiber optic probes
GB2309368B (en) * 1996-01-18 1999-09-15 Hamamatsu Photonics Kk An optical computer tomographic apparatus and image reconstruction method using optical computer tomography
US6108576A (en) * 1996-03-18 2000-08-22 The Research Foundation Of City College Of New York Time-resolved diffusion tomographic 2D and 3D imaging in highly scattering turbid media
WO1998024361A2 (en) * 1996-12-03 1998-06-11 Koninklijke Philips Electronics N.V. Method and apparatus for imaging an interior of a turbid medium
DE19853024A1 (de) 1998-11-18 2000-05-25 Arithmed Gmbh Medizinische Mes Nichtinvasives bildgebendes Verfahren und Vorrichtung zur gleichzeitigen Bestimmung von optischen Eigenschaften und Stoffkonzentrationen in biologischen Geweben
WO2001020546A2 (en) * 1999-09-14 2001-03-22 The Research Foundation Of State University Of New York Imaging of scattering media using relative detector values
JP4585815B2 (ja) * 2004-09-03 2010-11-24 キヤノン株式会社 情報処理装置、撮影システム、吸収係数補正方法、及びコンピュータプログラム
JP5106928B2 (ja) * 2007-06-14 2012-12-26 オリンパス株式会社 画像処理装置および画像処理プログラム
ATE548637T1 (de) * 2007-09-24 2012-03-15 Univ Potsdam Messanordnung für ein optisches spektrometer
JP2010073800A (ja) * 2008-09-17 2010-04-02 Lasertec Corp 太陽電池の評価装置、評価方法、及び太陽電池の製造方法
EP2243420A1 (de) 2009-04-24 2010-10-27 Schmidt-Erfurth, Ursula Verfahren zur Bestimmung von Exsudaten in der Netzhaut
US9220412B2 (en) * 2009-11-19 2015-12-29 Modulated Imaging Inc. Method and apparatus for analysis of turbid media via single-element detection using structured illumination
CN101856220B (zh) * 2010-05-14 2011-08-24 西安电子科技大学 定量光学分子断层成像装置和重建方法
US8892192B2 (en) 2012-11-07 2014-11-18 Modulated Imaging, Inc. Efficient modulated imaging
JP6074726B2 (ja) * 2015-06-16 2017-02-08 株式会社坂本設計技術開発研究所 関節抑制具
KR102319960B1 (ko) 2019-11-01 2021-11-01 인제대학교 산학협력단 관절 내시경을 위한 주관절 자세유지장치
KR102434938B1 (ko) * 2019-12-13 2022-08-23 (주)리얼디멘션 3차원 스캔시스템
KR102637377B1 (ko) * 2022-04-04 2024-02-15 인제대학교 산학협력단 관상동맥 조영술을 위한 손목 고정대

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4515165A (en) * 1980-02-04 1985-05-07 Energy Conversion Devices, Inc. Apparatus and method for detecting tumors
IT1206462B (it) * 1984-08-07 1989-04-27 Anic Spa Fotometro a luce impulsata a lunghezza d'onda multipla per monitoraggio non-invasivo.
FR2576102B1 (fr) * 1985-01-16 1987-02-06 Aerospatiale Procede et dispositif de tomodensitometrie quantitative
WO1988001485A1 (en) * 1986-09-02 1988-03-10 Singer Jerome R Infrared radiation imaging system and method
JP2645718B2 (ja) * 1988-02-17 1997-08-25 住友電気工業株式会社 光ｃｔ装置
US5148022A (en) * 1989-02-15 1992-09-15 Hitachi, Ltd. Method for optically inspecting human body and apparatus for the same
JP3112025B2 (ja) * 1990-10-26 2000-11-27 株式会社日立製作所 生体計測装置

Also Published As

Publication number Publication date
JPH05261109A (ja) 1993-10-12
JP3142079B2 (ja) 2001-03-07
DE69326790T2 (de) 2000-06-08
EP0561643B1 (de) 1999-10-20
US5349951A (en) 1994-09-27
EP0561643A1 (de) 1993-09-22

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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