JP6840520B2 - 画像処理装置、撮像装置、画像処理方法及びプログラム - Google Patents

画像処理装置、撮像装置、画像処理方法及びプログラム Download PDF

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Publication number
JP6840520B2
JP6840520B2 JP2016233723A JP2016233723A JP6840520B2 JP 6840520 B2 JP6840520 B2 JP 6840520B2 JP 2016233723 A JP2016233723 A JP 2016233723A JP 2016233723 A JP2016233723 A JP 2016233723A JP 6840520 B2 JP6840520 B2 JP 6840520B2
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Japan
Prior art keywords
signal
measurement
phase shift
measurement signals
phase
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Japanese (ja)
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JP2018089055A5 (enExample
JP2018089055A (ja
Inventor
敦司 後藤
敦司 後藤
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Canon Inc
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Canon Inc
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Priority to JP2016233723A priority Critical patent/JP6840520B2/ja
Priority to US15/822,662 priority patent/US10420462B2/en
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Publication of JP2018089055A5 publication Critical patent/JP2018089055A5/ja
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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]
    • 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
    • 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
    • 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
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T2207/00—Indexing scheme for image analysis or image enhancement
    • G06T2207/10—Image acquisition modality
    • G06T2207/10072—Tomographic images
    • G06T2207/10101—Optical tomography; Optical coherence tomography [OCT]
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T2207/00—Indexing scheme for image analysis or image enhancement
    • G06T2207/30—Subject of image; Context of image processing
    • G06T2207/30004—Biomedical image processing
    • G06T2207/30041—Eye; Retina; Ophthalmic

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  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Radiology & Medical Imaging (AREA)
  • Engineering & Computer Science (AREA)
  • General Health & Medical Sciences (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Surgery (AREA)
  • Molecular Biology (AREA)
  • Biophysics (AREA)
  • Veterinary Medicine (AREA)
  • Biomedical Technology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Medical Informatics (AREA)
  • General Physics & Mathematics (AREA)
  • Public Health (AREA)
  • Animal Behavior & Ethology (AREA)
  • Signal Processing (AREA)
  • Ophthalmology & Optometry (AREA)
  • Pathology (AREA)
  • Eye Examination Apparatus (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
JP2016233723A 2016-12-01 2016-12-01 画像処理装置、撮像装置、画像処理方法及びプログラム Expired - Fee Related JP6840520B2 (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP2016233723A JP6840520B2 (ja) 2016-12-01 2016-12-01 画像処理装置、撮像装置、画像処理方法及びプログラム
US15/822,662 US10420462B2 (en) 2016-12-01 2017-11-27 Image processing apparatus that generates a tomographic image of a subject based on phase-adjusted measurement signals from which a background signal is subtracted, and related imaging apparatus, image processing method, and computer readable storage medium

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2016233723A JP6840520B2 (ja) 2016-12-01 2016-12-01 画像処理装置、撮像装置、画像処理方法及びプログラム

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JP2018089055A JP2018089055A (ja) 2018-06-14
JP2018089055A5 JP2018089055A5 (enExample) 2020-01-09
JP6840520B2 true JP6840520B2 (ja) 2021-03-10

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Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2610712B (en) 2018-06-15 2023-07-19 Canon Kk Medical image processing apparatus, optical coherence tomography apparatus, learned model, learning apparatus, medical image processing method and program
JP7086369B2 (ja) * 2018-07-24 2022-06-20 学校法人法政大学 画像処理装置、画像処理方法、及びプログラム
KR102057606B1 (ko) * 2018-08-28 2019-12-19 강원대학교산학협력단 레이저 스펙클 노이즈를 감소시키는 방법 및 이를 이용한 광학 장치
JP7305401B2 (ja) * 2018-09-06 2023-07-10 キヤノン株式会社 画像処理装置、画像処理装置の作動方法、及びプログラム
WO2020075345A1 (ja) 2018-10-10 2020-04-16 キヤノン株式会社 医用画像処理装置、医用画像処理方法及びプログラム
JP7250653B2 (ja) * 2018-10-10 2023-04-03 キヤノン株式会社 画像処理装置、画像処理方法及びプログラム
WO2020183799A1 (ja) 2019-03-11 2020-09-17 キヤノン株式会社 医用画像処理装置、医用画像処理方法及びプログラム
JP7198950B2 (ja) * 2019-07-12 2023-01-04 ニューラリンク コーポレーション ロボット脳外科手術用の光コヒーレンストモグラフィ
JP7411913B2 (ja) 2020-06-03 2024-01-12 パナソニックＩｐマネジメント株式会社 Ｏｃｔ計測装置及びｏｃｔ計測方法
KR20200002108U (ko) * 2020-09-08 2020-09-28 이주형 전광역 oct의 이미지 품질을 향상시키는 장치
US20240054616A1 (en) * 2020-11-19 2024-02-15 Leica Microsystems Inc. Control system for oct imaging, oct imaging system and method for oct imaging

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2006077921A1 (ja) * 2005-01-21 2006-07-27 Scool Juridical Person Kitasato Gakuen オプティカル・コヒーレント・トモグラフィー装置
US8414124B2 (en) * 2009-10-21 2013-04-09 Sis Ag, Surgical Instrument Systems Device and method for measuring a cornea
JP6039156B2 (ja) * 2010-06-08 2016-12-07 キヤノン株式会社 画像処理装置、画像処理方法、及びプログラム
JP5938926B2 (ja) * 2012-01-31 2016-06-22 株式会社ニデック 光断層像撮影装置及びノイズ除去方法
US9095281B2 (en) * 2012-02-10 2015-08-04 Carl Zeiss Meditec, Inc. Segmentation and enhanced visualization techniques for full-range fourier domain optical coherence tomography
CN107252302B (zh) * 2012-07-27 2020-08-18 统雷有限公司 敏捷成像系统
JP6180877B2 (ja) * 2013-10-02 2017-08-16 株式会社トプコン 光画像計測装置
JP6452990B2 (ja) * 2014-08-19 2019-01-16 株式会社トプコン データ処理方法及びｏｃｔ装置
JP2016083245A (ja) * 2014-10-28 2016-05-19 株式会社トーメーコーポレーション 光断層撮影装置
US10327631B2 (en) * 2015-01-16 2019-06-25 Oregon Health & Science University Post-processing reduction of fixed pattern artifacts and trigger jitter in swept-source optical coherence tomography

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US10420462B2 (en) 2019-09-24
US20180153395A1 (en) 2018-06-07
JP2018089055A (ja) 2018-06-14

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