CN103961057B - 光学断层成像设备及其控制方法 - Google Patents

光学断层成像设备及其控制方法 Download PDF

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Publication number
CN103961057B
CN103961057B CN201410042757.7A CN201410042757A CN103961057B CN 103961057 B CN103961057 B CN 103961057B CN 201410042757 A CN201410042757 A CN 201410042757A CN 103961057 B CN103961057 B CN 103961057B
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CN
China
Prior art keywords
unit
optical
optical path
instruction
path length
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
CN201410042757.7A
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English (en)
Chinese (zh)
Other versions
CN103961057A (zh
Inventor
小峰功
青木博
吉田拓史
坂川幸雄
井上宏之
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Canon Inc
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Canon Inc
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Publication date
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Publication of CN103961057A publication Critical patent/CN103961057A/zh
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Expired - Fee Related legal-status Critical Current
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    • 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]
    • 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
    • G01B9/02062—Active error reduction, i.e. varying with time
    • G01B9/02063—Active error reduction, i.e. varying with time by particular alignment of focus position, e.g. dynamic focussing in optical coherence tomography
    • 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
    • G01B9/02062—Active error reduction, i.e. varying with time
    • G01B9/02064—Active error reduction, i.e. varying with time by particular adjustment of coherence gate, i.e. adjusting position of zero path difference in low coherence interferometry
    • 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
    • G01B9/02083—Interferometers characterised by particular signal processing and presentation
    • G01B9/02089—Displaying the signal, e.g. for user interaction
    • 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

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  • Health & Medical Sciences (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Radiology & Medical Imaging (AREA)
  • General Health & Medical Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Medical Informatics (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Biomedical Technology (AREA)
  • Molecular Biology (AREA)
  • Surgery (AREA)
  • Animal Behavior & Ethology (AREA)
  • Ophthalmology & Optometry (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Biophysics (AREA)
  • Human Computer Interaction (AREA)
  • Signal Processing (AREA)
  • Eye Examination Apparatus (AREA)
CN201410042757.7A 2013-01-31 2014-01-29 光学断层成像设备及其控制方法 Expired - Fee Related CN103961057B (zh)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2013017657A JP6188339B2 (ja) 2013-01-31 2013-01-31 光断層撮像装置およびその制御方法
JP2013-017657 2013-01-31

Publications (2)

Publication Number Publication Date
CN103961057A CN103961057A (zh) 2014-08-06
CN103961057B true CN103961057B (zh) 2016-04-06

Family

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CN201410042757.7A Expired - Fee Related CN103961057B (zh) 2013-01-31 2014-01-29 光学断层成像设备及其控制方法

Country Status (3)

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US (1) US9277860B2 (enExample)
JP (1) JP6188339B2 (enExample)
CN (1) CN103961057B (enExample)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP6552200B2 (ja) * 2015-01-09 2019-07-31 キヤノン株式会社 光断層撮像装置、その制御方法、及びプログラム
EP3675709B1 (en) 2017-11-07 2023-07-26 Notal Vision Ltd. Systems for alignment of ophthalmic imaging devices
KR102661654B1 (ko) 2017-11-07 2024-04-29 노탈 비전 엘티디. 망막 이미징 디바이스 및 관련 방법들
JP6934811B2 (ja) * 2017-11-16 2021-09-15 株式会社ミツトヨ 三次元測定装置
US10595722B1 (en) 2018-10-03 2020-03-24 Notal Vision Ltd. Automatic optical path adjustment in home OCT
US10653311B1 (en) 2019-06-12 2020-05-19 Notal Vision Ltd. Home OCT with automatic focus adjustment

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5116114A (en) * 1987-09-30 1992-05-26 Canon Kabushiki Kaisha Ophthalmologic apparatus
CN101234015A (zh) * 2006-12-26 2008-08-06 株式会社拓普康 光图像计测装置
CN102727174A (zh) * 2011-03-31 2012-10-17 佳能株式会社 眼底检查设备

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5179102B2 (ja) * 2007-06-29 2013-04-10 株式会社ニデック 走査型レーザ検眼鏡、及び走査型レーザ検眼鏡用広角レンズアタッチメント
US20090141237A1 (en) 2007-11-02 2009-06-04 Bioptigen, Inc. Integrated Optical Coherence Imaging Systems for Use in Ophthalmic Applications and Related Methods and Computer Program Products
JP5231802B2 (ja) * 2007-12-29 2013-07-10 株式会社ニデック 眼科撮影装置
US8419186B2 (en) * 2009-09-30 2013-04-16 Nidek Co., Ltd. Fundus observation apparatus
JP5545630B2 (ja) 2010-01-21 2014-07-09 株式会社ニデック 眼科撮影装置
US20140114296A1 (en) * 2012-10-24 2014-04-24 Optimedica Corporation Graphical user interface for laser eye surgery system

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5116114A (en) * 1987-09-30 1992-05-26 Canon Kabushiki Kaisha Ophthalmologic apparatus
CN101234015A (zh) * 2006-12-26 2008-08-06 株式会社拓普康 光图像计测装置
CN102727174A (zh) * 2011-03-31 2012-10-17 佳能株式会社 眼底检查设备

Also Published As

Publication number Publication date
US9277860B2 (en) 2016-03-08
JP2014147499A (ja) 2014-08-21
CN103961057A (zh) 2014-08-06
US20140211159A1 (en) 2014-07-31
JP6188339B2 (ja) 2017-08-30

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