JP6740177B2 - 画像処理装置、画像処理方法及びプログラム - Google Patents

画像処理装置、画像処理方法及びプログラム Download PDF

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JP6740177B2
JP6740177B2 JP2017116757A JP2017116757A JP6740177B2 JP 6740177 B2 JP6740177 B2 JP 6740177B2 JP 2017116757 A JP2017116757 A JP 2017116757A JP 2017116757 A JP2017116757 A JP 2017116757A JP 6740177 B2 JP6740177 B2 JP 6740177B2
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tomographic
value
noise
data
tomographic data
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JP2019000294A5 (enExample
JP2019000294A (ja
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佐藤　眞
眞 佐藤
好彦 岩瀬
好彦 岩瀬
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Canon Inc
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Canon Inc
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Priority to US16/007,267 priority patent/US10755451B2/en
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    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T11/00—2D [Two Dimensional] image generation
    • G06T11/003—Reconstruction from projections, e.g. tomography
    • G06T11/005—Specific pre-processing for tomographic reconstruction, e.g. calibration, source positioning, rebinning, scatter correction, retrospective gating
    • 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
    • A61B3/0016—Operational features thereof
    • A61B3/0025—Operational features thereof characterised by electronic signal processing, e.g. eye models
    • 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
    • A61B5/72—Signal processing specially adapted for physiological signals or for diagnostic purposes
    • A61B5/7203—Signal processing specially adapted for physiological signals or for diagnostic purposes for noise prevention, reduction or removal
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B6/00—Apparatus or devices for radiation diagnosis; Apparatus or devices for radiation diagnosis combined with radiation therapy equipment
    • A61B6/02—Arrangements for diagnosis sequentially in different planes; Stereoscopic radiation diagnosis
    • A61B6/03—Computed tomography [CT]
    • A61B6/032—Transmission computed tomography [CT]
    • 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
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N23/00—Investigating or analysing materials by the use of wave or particle radiation, e.g. X-rays or neutrons, not covered by groups G01N3/00 – G01N17/00, G01N21/00 or G01N22/00
    • G01N23/02—Investigating or analysing materials by the use of wave or particle radiation, e.g. X-rays or neutrons, not covered by groups G01N3/00 – G01N17/00, G01N21/00 or G01N22/00 by transmitting the radiation through the material
    • G01N23/04—Investigating or analysing materials by the use of wave or particle radiation, e.g. X-rays or neutrons, not covered by groups G01N3/00 – G01N17/00, G01N21/00 or G01N22/00 by transmitting the radiation through the material and forming images of the material
    • G01N23/046—Investigating or analysing materials by the use of wave or particle radiation, e.g. X-rays or neutrons, not covered by groups G01N3/00 – G01N17/00, G01N21/00 or G01N22/00 by transmitting the radiation through the material and forming images of the material using tomography, e.g. computed tomography [CT]
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T11/00—2D [Two Dimensional] image generation
    • G06T11/003—Reconstruction from projections, e.g. tomography
    • G06T11/008—Specific post-processing after tomographic reconstruction, e.g. voxelisation, metal artifact correction
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T5/00—Image enhancement or restoration
    • G06T5/70—Denoising; Smoothing
    • 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]

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  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Health & Medical Sciences (AREA)
  • Medical Informatics (AREA)
  • Molecular Biology (AREA)
  • Public Health (AREA)
  • Animal Behavior & Ethology (AREA)
  • Surgery (AREA)
  • Veterinary Medicine (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Biomedical Technology (AREA)
  • Biophysics (AREA)
  • Radiology & Medical Imaging (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Pathology (AREA)
  • Signal Processing (AREA)
  • Ophthalmology & Optometry (AREA)
  • Pulmonology (AREA)
  • Artificial Intelligence (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Physiology (AREA)
  • Psychiatry (AREA)
  • Chemical & Material Sciences (AREA)
  • Optics & Photonics (AREA)
  • High Energy & Nuclear Physics (AREA)
  • Immunology (AREA)
  • Biochemistry (AREA)
  • Analytical Chemistry (AREA)
  • Eye Examination Apparatus (AREA)
JP2017116757A 2017-06-14 2017-06-14 画像処理装置、画像処理方法及びプログラム Expired - Fee Related JP6740177B2 (ja)

Priority Applications (3)

Application Number Priority Date Filing Date Title
JP2017116757A JP6740177B2 (ja) 2017-06-14 2017-06-14 画像処理装置、画像処理方法及びプログラム
EP18177278.1A EP3415077A1 (en) 2017-06-14 2018-06-12 Image processing apparatus, image processing method, and program
US16/007,267 US10755451B2 (en) 2017-06-14 2018-06-13 Image processing apparatus, image processing method, computer-readable storage medium, and system using optical coherence tomography

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2017116757A JP6740177B2 (ja) 2017-06-14 2017-06-14 画像処理装置、画像処理方法及びプログラム

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JP2019000294A JP2019000294A (ja) 2019-01-10
JP2019000294A5 JP2019000294A5 (enExample) 2020-04-09
JP6740177B2 true JP6740177B2 (ja) 2020-08-12

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Publication number Priority date Publication date Assignee Title
EP3889889A1 (en) 2020-03-30 2021-10-06 Optos PLC Ocular image data processing
KR102443982B1 (ko) * 2020-10-22 2022-09-16 순천향대학교 산학협력단 안과 질환 진단을 위한 딥러닝 기반의 안저 영상 분류 장치 및 방법
CN114066889B (zh) * 2022-01-12 2022-04-29 广州永士达医疗科技有限责任公司 一种oct主机的成像质量检测方法及装置
CN116309194B (zh) * 2023-05-24 2023-08-08 广东麦特维逊医学研究发展有限公司 Oct图像畸变校正方法
CN116703788B (zh) * 2023-05-29 2025-10-17 深圳市广通远驰科技有限公司 全景图处理方法、装置、电子设备及可读存储介质
CN118898609B (zh) * 2024-10-08 2025-02-21 新光维医疗科技(苏州)股份有限公司 支气管镜图像质量提升方法、系统、装置和介质

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JPS6046250B2 (ja) 1981-06-22 1985-10-15 株式会社日立製作所 タ−ボチヤ−ジヤ
JP2846601B2 (ja) * 1995-06-06 1999-01-13 アロカ株式会社 超音波画像処理方法及び装置
JP2000329514A (ja) * 1999-05-18 2000-11-30 Mitsutoyo Corp 干渉縞画像の補正方法
JP5340636B2 (ja) * 2008-05-19 2013-11-13 株式会社トプコン 眼底観察装置
EP3884844A1 (en) * 2008-07-18 2021-09-29 Doheny Eye Institute Optical coherence tomography-based ophthalmic testing methods, devices and systems
KR20120072757A (ko) * 2010-12-24 2012-07-04 광주과학기술원 광섬유 다발 기반의 내시경 타입 스펙트럼 영역 광학단층영상 시스템
JP5611259B2 (ja) * 2011-03-31 2014-10-22 キヤノン株式会社 光断層撮像装置及びその制御方法
CA2834289A1 (en) * 2011-04-29 2012-11-01 Optovue, Inc. Improved imaging with real-time tracking using optical coherence tomography
JP5358620B2 (ja) * 2011-06-15 2013-12-04 富士フイルム株式会社 放射線撮影装置
US9542733B2 (en) * 2012-01-10 2017-01-10 Konica Minolta, Inc. Image processing method, imaging processing apparatus and image processing program for correcting density values between at least two images
JP6021384B2 (ja) * 2012-03-30 2016-11-09 キヤノン株式会社 光干渉断層撮影装置及び制御方法
JP6046250B2 (ja) 2013-06-19 2016-12-14 株式会社トプコン 眼科撮影装置および眼科画像表示装置
CN103632352B (zh) * 2013-11-01 2017-04-26 华为技术有限公司 一种噪声图像的时域降噪方法和相关装置
JP2016075585A (ja) * 2014-10-07 2016-05-12 キヤノン株式会社 撮像装置、断層画像のノイズ低減方法、及びプログラム
JP6584126B2 (ja) * 2015-05-01 2019-10-02 キヤノン株式会社 画像生成装置、画像生成方法およびプログラム

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US20180365868A1 (en) 2018-12-20
EP3415077A1 (en) 2018-12-19
JP2019000294A (ja) 2019-01-10
US10755451B2 (en) 2020-08-25

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