KR102394444B9 - 듀얼 에너지 단층촬영 장치, 및 이를 이용한 금속 이미지 구분 방법 - Google Patents

듀얼 에너지 단층촬영 장치, 및 이를 이용한 금속 이미지 구분 방법

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Publication number
KR102394444B9
KR102394444B9 KR1020190175344A KR20190175344A KR102394444B9 KR 102394444 B9 KR102394444 B9 KR 102394444B9 KR 1020190175344 A KR1020190175344 A KR 1020190175344A KR 20190175344 A KR20190175344 A KR 20190175344A KR 102394444 B9 KR102394444 B9 KR 102394444B9
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KR
South Korea
Prior art keywords
same
classification method
image classification
tomography apparatus
dual energy
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Application number
KR1020190175344A
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English (en)
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KR20210083452A (ko
KR102394444B1 (ko
Inventor
정홍
Original Assignee
주식회사 에이치디엑스윌
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Priority to KR1020190175344A priority Critical patent/KR102394444B1/ko
Publication of KR20210083452A publication Critical patent/KR20210083452A/ko
Application granted granted Critical
Publication of KR102394444B1 publication Critical patent/KR102394444B1/ko
Publication of KR102394444B9 publication Critical patent/KR102394444B9/ko

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    • 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]
    • 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
    • A61B6/40—Arrangements for generating radiation specially adapted for radiation diagnosis
    • A61B6/4007—Arrangements for generating radiation specially adapted for radiation diagnosis characterised by using a plurality of source units
    • 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
    • A61B6/44—Constructional features of apparatus for radiation diagnosis
    • A61B6/4429—Constructional features of apparatus for radiation diagnosis related to the mounting of source units and detector units
    • A61B6/4452—Constructional features of apparatus for radiation diagnosis related to the mounting of source units and detector units the source unit and the detector unit being able to move relative to each other
    • 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
    • A61B6/50—Apparatus or devices for radiation diagnosis; Apparatus or devices for radiation diagnosis combined with radiation therapy equipment specially adapted for specific body parts; specially adapted for specific clinical applications
    • A61B6/51—Apparatus or devices for radiation diagnosis; Apparatus or devices for radiation diagnosis combined with radiation therapy equipment specially adapted for specific body parts; specially adapted for specific clinical applications for dentistry
    • 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
    • A61B6/52—Devices using data or image processing specially adapted for radiation diagnosis
    • A61B6/5211—Devices using data or image processing specially adapted for radiation diagnosis involving processing of medical diagnostic data
    • A61B6/5217—Devices using data or image processing specially adapted for radiation diagnosis involving processing of medical diagnostic data extracting a diagnostic or physiological parameter from medical diagnostic data
    • 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
    • A61B6/52—Devices using data or image processing specially adapted for radiation diagnosis
    • A61B6/5211—Devices using data or image processing specially adapted for radiation diagnosis involving processing of medical diagnostic data
    • A61B6/5229—Devices using data or image processing specially adapted for radiation diagnosis involving processing of medical diagnostic data combining image data of a patient, e.g. combining a functional image with an anatomical image
    • A61B6/5235—Devices using data or image processing specially adapted for radiation diagnosis involving processing of medical diagnostic data combining image data of a patient, e.g. combining a functional image with an anatomical image combining images from the same or different ionising radiation imaging techniques, e.g. PET and CT
    • 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
    • A61B6/52—Devices using data or image processing specially adapted for radiation diagnosis
    • A61B6/5258—Devices using data or image processing specially adapted for radiation diagnosis involving detection or reduction of artifacts or noise
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR 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; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T7/00—Image analysis
    • G06T7/0002—Inspection of images, e.g. flaw detection
    • G06T7/0012—Biomedical image inspection
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR 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
    • G06T2207/10084—Hybrid tomography; Concurrent acquisition with multiple different tomographic modalities
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T2207/00—Indexing scheme for image analysis or image enhancement
    • G06T2207/20—Special algorithmic details
    • G06T2207/20084—Artificial neural networks [ANN]
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR 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
    • G06T2207/30036—Dental; Teeth

Landscapes

  • Health & Medical Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Medical Informatics (AREA)
  • Physics & Mathematics (AREA)
  • General Health & Medical Sciences (AREA)
  • Radiology & Medical Imaging (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Animal Behavior & Ethology (AREA)
  • Optics & Photonics (AREA)
  • Pathology (AREA)
  • Biophysics (AREA)
  • Biomedical Technology (AREA)
  • Veterinary Medicine (AREA)
  • Molecular Biology (AREA)
  • Surgery (AREA)
  • High Energy & Nuclear Physics (AREA)
  • Public Health (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Theoretical Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Physiology (AREA)
  • Pulmonology (AREA)
  • Quality & Reliability (AREA)
  • Dentistry (AREA)
  • Oral & Maxillofacial Surgery (AREA)
  • Apparatus For Radiation Diagnosis (AREA)
KR1020190175344A 2019-12-26 2019-12-26 듀얼 에너지 단층촬영 장치, 및 이를 이용한 금속 이미지 구분 방법 KR102394444B1 (ko)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR1020190175344A KR102394444B1 (ko) 2019-12-26 2019-12-26 듀얼 에너지 단층촬영 장치, 및 이를 이용한 금속 이미지 구분 방법

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1020190175344A KR102394444B1 (ko) 2019-12-26 2019-12-26 듀얼 에너지 단층촬영 장치, 및 이를 이용한 금속 이미지 구분 방법

Publications (3)

Publication Number Publication Date
KR20210083452A KR20210083452A (ko) 2021-07-07
KR102394444B1 KR102394444B1 (ko) 2022-05-09
KR102394444B9 true KR102394444B9 (ko) 2022-12-27

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KR1020190175344A KR102394444B1 (ko) 2019-12-26 2019-12-26 듀얼 에너지 단층촬영 장치, 및 이를 이용한 금속 이미지 구분 방법

Country Status (1)

Country Link
KR (1) KR102394444B1 (ko)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR102404166B1 (ko) * 2021-07-20 2022-06-02 국민대학교산학협력단 스타일 전이를 활용한 엑스레이 영상의 유체 탐지 방법 및 장치

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101101887B1 (ko) 2009-08-19 2012-01-05 한국과학기술원 압축 센싱 이론을 이용한 ｘ-선 전산 단층 촬영 영상의 금속성 음영 제거 방법
KR101730696B1 (ko) * 2010-04-20 2017-04-26 이미징 사이언시즈 인터내셔널 엘엘씨 표면 스캔 정보를 이용한 3차원 치과용 x 레이 데이터 세트로부터의 아티팩트의 감소 및 제거
KR20130098531A (ko) 2012-02-28 2013-09-05 (주)제노레이 씨티의 메탈 아티팩트 감소 방법
KR101824239B1 (ko) * 2015-08-27 2018-01-31 (주)바텍이우홀딩스 금속성 인공음영 감소 방법 및 장치
KR101821046B1 (ko) * 2016-07-13 2018-01-23 연세대학교 산학협력단 Ct 영상의 금속 인공물 측정 방법 및 장치, 금속 인공물 보정 결정 방법
KR102423104B1 (ko) * 2017-07-21 2022-07-20 주식회사 바텍 듀얼 에너지 엑스선 프로젝션을 이용한 금속 이미지 구분 방법, 금속 인공음영 제거 방법 및 이를 이용한 엑스선 영상 획득 장치
KR102080833B1 (ko) * 2018-04-03 2020-02-24 경희대학교 산학협력단 메탈 아티팩트를 저감하는 엑스선 단층촬영 장치 및 그 동작 방법

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Publication number Publication date
KR20210083452A (ko) 2021-07-07
KR102394444B1 (ko) 2022-05-09

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