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WO2008090599A1 - オプティカル・コヒーレンス・トモグラフィー装置 - Google Patents

オプティカル・コヒーレンス・トモグラフィー装置 Download PDF

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Publication number
WO2008090599A1
WO2008090599A1 PCT/JP2007/050930 JP2007050930W WO2008090599A1 WO 2008090599 A1 WO2008090599 A1 WO 2008090599A1 JP 2007050930 W JP2007050930 W JP 2007050930W WO 2008090599 A1 WO2008090599 A1 WO 2008090599A1
Authority
WO
WIPO (PCT)
Prior art keywords
optical
coherence
tomography apparatus
light
spectroscopy
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.)
Ceased
Application number
PCT/JP2007/050930
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English (en)
French (fr)
Inventor
Kohji Ohbayashi
Kimiya Shimizu
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.)
Kitasato Institute
SCHOOL JURIDICAL PERSON KITASATO GAKUEN
Original Assignee
Kitasato Institute
SCHOOL JURIDICAL PERSON KITASATO GAKUEN
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 Kitasato Institute, SCHOOL JURIDICAL PERSON KITASATO GAKUEN filed Critical Kitasato Institute
Priority to EP07707193.4A priority Critical patent/EP2107360A4/en
Priority to PCT/JP2007/050930 priority patent/WO2008090599A1/ja
Priority to JP2008554923A priority patent/JP4963708B2/ja
Publication of WO2008090599A1 publication Critical patent/WO2008090599A1/ja
Priority to US12/502,670 priority patent/US7940398B2/en
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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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
    • G01N21/47—Scattering, i.e. diffuse reflection
    • G01N21/4795—Scattering, i.e. diffuse reflection spatially resolved investigating of object in scattering medium
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B3/00—Apparatus for testing the eyes; Instruments for examining the eyes
    • A61B3/10—Objective types, i.e. instruments for examining the eyes independent of the patients' perceptions or reactions
    • A61B3/102—Objective types, i.e. instruments for examining the eyes independent of the patients' perceptions or reactions for optical coherence tomography [OCT]
    • 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
    • A61B5/0062—Arrangements for scanning
    • A61B5/0066—Optical coherence imaging
    • 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
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B9/00—Measuring instruments characterised by the use of optical techniques
    • G01B9/02—Interferometers
    • G01B9/02041—Interferometers characterised by particular imaging or detection techniques
    • G01B9/02044—Imaging in the frequency domain, e.g. by using a spectrometer
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B9/00—Measuring instruments characterised by the use of optical techniques
    • G01B9/02—Interferometers
    • G01B9/02055—Reduction or prevention of errors; Testing; Calibration
    • G01B9/02075—Reduction or prevention of errors; Testing; Calibration of particular errors
    • G01B9/02076—Caused by motion
    • G01B9/02077—Caused by motion of the object
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B9/00—Measuring instruments characterised by the use of optical techniques
    • G01B9/02—Interferometers
    • G01B9/0209—Low-coherence interferometers
    • G01B9/02091—Tomographic interferometers, e.g. based on optical coherence
    • 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
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B2290/00—Aspects of interferometers not specifically covered by any group under G01B9/02
    • G01B2290/45—Multiple detectors for detecting interferometer signals
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B2290/00—Aspects of interferometers not specifically covered by any group under G01B9/02
    • G01B2290/65—Spatial scanning object beam
    • 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
    • G01N2021/178—Methods for obtaining spatial resolution of the property being measured
    • G01N2021/1785—Three dimensional
    • G01N2021/1787—Tomographic, i.e. computerised reconstruction from projective measurements

Landscapes

  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Physics & Mathematics (AREA)
  • General Health & Medical Sciences (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Radiology & Medical Imaging (AREA)
  • General Physics & Mathematics (AREA)
  • Surgery (AREA)
  • Veterinary Medicine (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Medical Informatics (AREA)
  • Molecular Biology (AREA)
  • Engineering & Computer Science (AREA)
  • Animal Behavior & Ethology (AREA)
  • Pathology (AREA)
  • Public Health (AREA)
  • Biomedical Technology (AREA)
  • Biophysics (AREA)
  • Ophthalmology & Optometry (AREA)
  • Optics & Photonics (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • Immunology (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)

Abstract

　測定光が測定対象によって反射されてなる信号光と参照光を結合させた干渉光を、光ディマルチプレクサで分光して得られる分光特性に基づいて、測定対象の断層像を構築するオプティカル・コヒーレンス・トモグラフィー装置。
PCT/JP2007/050930 2007-01-22 2007-01-22 オプティカル・コヒーレンス・トモグラフィー装置 Ceased WO2008090599A1 (ja)

Priority Applications (4)

Application Number Priority Date Filing Date Title
EP07707193.4A EP2107360A4 (en) 2007-01-22 2007-01-22 OPTICAL-COHERENCE TOMOGRAPHY DEVICE
PCT/JP2007/050930 WO2008090599A1 (ja) 2007-01-22 2007-01-22 オプティカル・コヒーレンス・トモグラフィー装置
JP2008554923A JP4963708B2 (ja) 2007-01-22 2007-01-22 オプティカル・コヒーレンス・トモグラフィー装置
US12/502,670 US7940398B2 (en) 2007-01-22 2009-07-14 Optical coherence tomography apparatus

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/JP2007/050930 WO2008090599A1 (ja) 2007-01-22 2007-01-22 オプティカル・コヒーレンス・トモグラフィー装置

Related Child Applications (1)

Application Number Title Priority Date Filing Date
US12/502,670 Continuation US7940398B2 (en) 2007-01-22 2009-07-14 Optical coherence tomography apparatus

Publications (1)

Publication Number Publication Date
WO2008090599A1 true WO2008090599A1 (ja) 2008-07-31

Family

ID=39644181

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/JP2007/050930 Ceased WO2008090599A1 (ja) 2007-01-22 2007-01-22 オプティカル・コヒーレンス・トモグラフィー装置

Country Status (4)

Country Link
US (1) US7940398B2 (ja)
EP (1) EP2107360A4 (ja)
JP (1) JP4963708B2 (ja)
WO (1) WO2008090599A1 (ja)

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JP2010261776A (ja) * 2009-05-01 2010-11-18 Canon Inc 光波干渉計測装置
JP2010261890A (ja) * 2009-05-11 2010-11-18 Canon Inc 光波干渉計測装置
EP2253945A4 (en) * 2009-03-05 2012-04-11 Olympus Corp PHOTODETECTOR DEVICE AND PHOTODETECTION METHOD, AND MICROSCOPE AND ENDOSCOPE
JP2012511729A (ja) * 2008-12-10 2012-05-24 ザ ジェネラル ホスピタル コーポレーション 光サブサンプリングを通じて、光コヒーレンストモグラヒィーのイメージング深度範囲を伸ばすためのシステム、装置及び方法
JP2019045271A (ja) * 2017-08-31 2019-03-22 学校法人 総持学園 鶴見大学 光干渉断層画像撮像装置
CN115494004A (zh) * 2022-10-10 2022-12-20 重庆大学 利用波分复用技术提高空间成像光信号分辨率的系统
WO2023275929A1 (ja) * 2021-06-28 2023-01-05 日本電気株式会社 光干渉断層撮像装置、光干渉断層撮像方法、及び記録媒体
WO2023153077A1 (ja) * 2022-02-08 2023-08-17 古河電気工業株式会社 光干渉断層計

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JP6632267B2 (ja) * 2015-09-04 2020-01-22 キヤノン株式会社 眼科装置、表示制御方法およびプログラム
WO2018140396A1 (en) * 2017-01-30 2018-08-02 Roshmere, Inc. Wavelength-division mutiplexing using shared process information
CN107495921B (zh) * 2017-09-29 2019-02-19 视微影像(河南)科技有限公司 一种光学相干断层扫描成像系统
CA3116716A1 (en) * 2018-10-19 2020-07-09 Inkbit, LLC High-speed metrology
US11354466B1 (en) 2018-11-02 2022-06-07 Inkbit, LLC Machine learning for additive manufacturing
JP2022506523A (ja) 2018-11-02 2022-01-17 インクビット， エルエルシー インテリジェント付加製造方法
US11667071B2 (en) 2018-11-16 2023-06-06 Inkbit, LLC Inkjet 3D printing of multi-component resins
WO2020106944A1 (en) * 2018-11-21 2020-05-28 Aaron Weber High speed pharmaceutical quality control metrology
AU2020206336A1 (en) 2019-01-08 2021-07-15 Inkbit, LLC Depth reconstruction in additive fabrication
JP7562538B2 (ja) 2019-01-08 2024-10-07 インクビット， エルエルシー 積層製造のための表面の再構築
US10994477B1 (en) 2019-11-01 2021-05-04 Inkbit, LLC Optical scanning for industrial metrology
US11712837B2 (en) 2019-11-01 2023-08-01 Inkbit, LLC Optical scanning for industrial metrology
US10926473B1 (en) 2020-02-20 2021-02-23 Inkbit, LLC Multi-material scanning for additive fabrication
US10994490B1 (en) 2020-07-31 2021-05-04 Inkbit, LLC Calibration for additive manufacturing by compensating for geometric misalignments and distortions between components of a 3D printer
CN113545735B (zh) * 2021-09-18 2021-12-14 广州永士达医疗科技有限责任公司 Oct图像显示调整的方法及装置
KR102741580B1 (ko) * 2022-11-09 2024-12-12 부산대학교 산학협력단 광지연 다중 발생 기준단을 이용하여 측정 거리를 향상시키는 광간섭계 측정 장치

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JP2012511729A (ja) * 2008-12-10 2012-05-24 ザ ジェネラル ホスピタル コーポレーション 光サブサンプリングを通じて、光コヒーレンストモグラヒィーのイメージング深度範囲を伸ばすためのシステム、装置及び方法
EP2253945A4 (en) * 2009-03-05 2012-04-11 Olympus Corp PHOTODETECTOR DEVICE AND PHOTODETECTION METHOD, AND MICROSCOPE AND ENDOSCOPE
US8471193B2 (en) 2009-03-05 2013-06-25 Olympus Corporation Photodetection device for detecting low temporal coherence light, photodetection method, microscope and endoscope
JP2010261776A (ja) * 2009-05-01 2010-11-18 Canon Inc 光波干渉計測装置
JP2010261890A (ja) * 2009-05-11 2010-11-18 Canon Inc 光波干渉計測装置
JP7217446B2 (ja) 2017-08-31 2023-02-03 学校法人総持学園 光干渉断層画像撮像装置
JP2019045271A (ja) * 2017-08-31 2019-03-22 学校法人 総持学園 鶴見大学 光干渉断層画像撮像装置
WO2023275929A1 (ja) * 2021-06-28 2023-01-05 日本電気株式会社 光干渉断層撮像装置、光干渉断層撮像方法、及び記録媒体
JPWO2023275929A1 (ja) * 2021-06-28 2023-01-05
JP7666598B2 (ja) 2021-06-28 2025-04-22 日本電気株式会社 光干渉断層撮像装置、光干渉断層撮像方法、及び記録媒体
WO2023153077A1 (ja) * 2022-02-08 2023-08-17 古河電気工業株式会社 光干渉断層計
JP2023115662A (ja) * 2022-02-08 2023-08-21 古河電気工業株式会社 光干渉断層計
CN115494004A (zh) * 2022-10-10 2022-12-20 重庆大学 利用波分复用技术提高空间成像光信号分辨率的系统

Also Published As

Publication number Publication date
JP4963708B2 (ja) 2012-06-27
US7940398B2 (en) 2011-05-10
US20090279098A1 (en) 2009-11-12
JPWO2008090599A1 (ja) 2010-05-13
EP2107360A1 (en) 2009-10-07
EP2107360A4 (en) 2014-01-22

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