JP6840930B2 - 光断層像撮影装置 - Google Patents

光断層像撮影装置 Download PDF

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Publication number
JP6840930B2
JP6840930B2 JP2016040516A JP2016040516A JP6840930B2 JP 6840930 B2 JP6840930 B2 JP 6840930B2 JP 2016040516 A JP2016040516 A JP 2016040516A JP 2016040516 A JP2016040516 A JP 2016040516A JP 6840930 B2 JP6840930 B2 JP 6840930B2
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Japan
Prior art keywords
image
light
tomographic
tomographic image
images
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JP2016040516A
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Japanese (ja)
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JP2017153749A (ja
JP2017153749A5 (enExample
Inventor
潤平 西山
潤平 西山
聖剛 上田
聖剛 上田
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Nidek Co Ltd
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Nidek Co Ltd
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Priority to JP2016040516A priority Critical patent/JP6840930B2/ja
Priority to US15/446,147 priority patent/US10242467B2/en
Publication of JP2017153749A publication Critical patent/JP2017153749A/ja
Publication of JP2017153749A5 publication Critical patent/JP2017153749A5/ja
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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
    • G06T11/008—Specific post-processing after tomographic reconstruction, e.g. voxelisation, metal artifact correction
    • 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
    • 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
    • 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
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T3/00—Geometric image transformations in the plane of the image
    • G06T3/02—Affine transformations
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T5/00—Image enhancement or restoration
    • G06T5/50—Image enhancement or restoration using two or more images, e.g. averaging or subtraction
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T5/00—Image enhancement or restoration
    • G06T5/73—Deblurring; Sharpening
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T5/00—Image enhancement or restoration
    • G06T5/80—Geometric correction
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T7/00—Image analysis
    • G06T7/30—Determination of transform parameters for the alignment of images, i.e. image registration
    • 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
    • G06T2207/10016—Video; Image sequence
    • 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
    • G06T2207/20—Special algorithmic details
    • G06T2207/20172—Image enhancement details
    • G06T2207/20182—Noise reduction or smoothing in the temporal domain; Spatio-temporal filtering
    • 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
    • G06T2207/20—Special algorithmic details
    • G06T2207/20172—Image enhancement details
    • G06T2207/20201—Motion blur correction
    • 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
    • G06T2207/20—Special algorithmic details
    • G06T2207/20212—Image combination
    • G06T2207/20216—Image averaging
    • 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
    • G06T2207/20—Special algorithmic details
    • G06T2207/20212—Image combination
    • G06T2207/20221—Image fusion; Image merging
    • 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
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T2210/00—Indexing scheme for image generation or computer graphics
    • G06T2210/41—Medical

Landscapes

  • Health & Medical Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Medical Informatics (AREA)
  • Animal Behavior & Ethology (AREA)
  • Biophysics (AREA)
  • Veterinary Medicine (AREA)
  • Biomedical Technology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Public Health (AREA)
  • Molecular Biology (AREA)
  • Surgery (AREA)
  • General Health & Medical Sciences (AREA)
  • Ophthalmology & Optometry (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Radiology & Medical Imaging (AREA)
  • Signal Processing (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Pathology (AREA)
  • Eye Examination Apparatus (AREA)
  • Endoscopes (AREA)
  • Geometry (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
JP2016040516A 2016-03-02 2016-03-02 光断層像撮影装置 Active JP6840930B2 (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP2016040516A JP6840930B2 (ja) 2016-03-02 2016-03-02 光断層像撮影装置
US15/446,147 US10242467B2 (en) 2016-03-02 2017-03-01 Optical tomography apparatus

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2016040516A JP6840930B2 (ja) 2016-03-02 2016-03-02 光断層像撮影装置

Publications (3)

Publication Number Publication Date
JP2017153749A JP2017153749A (ja) 2017-09-07
JP2017153749A5 JP2017153749A5 (enExample) 2019-03-22
JP6840930B2 true JP6840930B2 (ja) 2021-03-10

Family

ID=59724290

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2016040516A Active JP6840930B2 (ja) 2016-03-02 2016-03-02 光断層像撮影装置

Country Status (2)

Country Link
US (1) US10242467B2 (enExample)
JP (1) JP6840930B2 (enExample)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11151726B2 (en) * 2018-01-10 2021-10-19 Canon Medical Systems Corporation Medical image processing apparatus, X-ray diagnostic apparatus, and medical image processing method
WO2020003524A1 (ja) * 2018-06-29 2020-01-02 株式会社ニデック 眼科画像処理装置、ｏｃｔ装置、眼科画像処理プログラム、および、数学モデル構築方法

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8115934B2 (en) * 2008-01-18 2012-02-14 The Board Of Trustees Of The University Of Illinois Device and method for imaging the ear using optical coherence tomography
JP5199031B2 (ja) * 2008-11-05 2013-05-15 株式会社ニデック 眼科撮影装置
WO2014156785A1 (ja) * 2013-03-28 2014-10-02 株式会社ニデック 光断層像撮影装置および医療用観察装置
JP2014188276A (ja) 2013-03-28 2014-10-06 Nidek Co Ltd 光断層像撮影装置
US9295387B2 (en) * 2013-04-03 2016-03-29 Kabushiki Kaisha Topcon Ophthalmologic apparatus
US9370301B2 (en) * 2013-04-03 2016-06-21 Kabushiki Kaisha Topcon Ophthalmologic apparatus
JP2015104582A (ja) * 2013-11-29 2015-06-08 株式会社ニデック 光断層像撮影装置、及び光断層像撮影プログラム
JP2018180875A (ja) * 2017-04-12 2018-11-15 富士通株式会社 判定装置、判定方法および判定プログラム

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Publication number Publication date
US20170256078A1 (en) 2017-09-07
JP2017153749A (ja) 2017-09-07
US10242467B2 (en) 2019-03-26

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