CN115552471A - 计算机断层扫描成像中的运动伪影的抑制 - Google Patents

计算机断层扫描成像中的运动伪影的抑制 Download PDF

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Publication number
CN115552471A
CN115552471A CN202180034674.1A CN202180034674A CN115552471A CN 115552471 A CN115552471 A CN 115552471A CN 202180034674 A CN202180034674 A CN 202180034674A CN 115552471 A CN115552471 A CN 115552471A
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China
Prior art keywords
image
motion
input
images
reconstructed
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Pending
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CN202180034674.1A
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English (en)
Chinese (zh)
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G·谢克特
L·戈申
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Koninklijke Philips NV
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Koninklijke Philips NV
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Publication of CN115552471A publication Critical patent/CN115552471A/zh
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    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T12/00—Tomographic reconstruction from projections
    • G06T12/20—Inverse problem, i.e. transformations from projection space into object space
    • 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
    • A61B6/44—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
    • A61B6/4435—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 coupled by a rigid structure
    • A61B6/4441—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 coupled by a rigid structure the rigid structure being a C-arm or U-arm
    • 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
    • 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
    • A61B6/5264—Devices using data or image processing specially adapted for radiation diagnosis involving detection or reduction of artifacts or noise due to motion
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T12/00—Tomographic reconstruction from projections
    • G06T12/30—Image post-processing, e.g. metal artefact 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
    • 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
    • A61B6/56—Details of data transmission or power supply, e.g. use of slip rings
    • A61B6/563—Details of data transmission or power supply, e.g. use of slip rings involving image data transmission via a network
    • 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
    • G06T2207/10081—Computed x-ray tomography [CT]
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T2211/00—Image generation
    • G06T2211/40—Computed tomography
    • G06T2211/412—Dynamic

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  • Health & Medical Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Medical Informatics (AREA)
  • Physics & Mathematics (AREA)
  • Pathology (AREA)
  • Biomedical Technology (AREA)
  • Biophysics (AREA)
  • High Energy & Nuclear Physics (AREA)
  • Veterinary Medicine (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Optics & Photonics (AREA)
  • Public Health (AREA)
  • Radiology & Medical Imaging (AREA)
  • General Health & Medical Sciences (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Molecular Biology (AREA)
  • Surgery (AREA)
  • Animal Behavior & Ethology (AREA)
  • Theoretical Computer Science (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • General Physics & Mathematics (AREA)
  • Pulmonology (AREA)
  • Apparatus For Radiation Diagnosis (AREA)
CN202180034674.1A 2020-04-08 2021-04-06 计算机断层扫描成像中的运动伪影的抑制 Pending CN115552471A (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
EP20168618.5 2020-04-08
EP20168618.5A EP3893205A1 (en) 2020-04-08 2020-04-08 Suppression of motion artifacts in computed tomography imaging
PCT/EP2021/058829 WO2021204737A1 (en) 2020-04-08 2021-04-06 Suppression of motion artifacts in computed tomography imaging

Publications (1)

Publication Number Publication Date
CN115552471A true CN115552471A (zh) 2022-12-30

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CN202180034674.1A Pending CN115552471A (zh) 2020-04-08 2021-04-06 计算机断层扫描成像中的运动伪影的抑制

Country Status (5)

Country Link
US (1) US12279902B2 (enExample)
EP (2) EP3893205A1 (enExample)
JP (1) JP2023522850A (enExample)
CN (1) CN115552471A (enExample)
WO (1) WO2021204737A1 (enExample)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102022200806A1 (de) * 2022-01-25 2023-07-27 Siemens Healthcare Gmbh Bereitstellen eines Ergebnisdatensatzes
EP4697263A1 (en) * 2024-08-12 2026-02-18 Siemens Healthineers AG Detecting a motion artifact in medical imaging data

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20110142315A1 (en) * 2009-12-15 2011-06-16 Jiang Hsieh System and method for tomographic data acquisition and image reconstruction
CN110638478A (zh) * 2018-06-26 2020-01-03 西门子医疗有限公司 用于显示具有精细结构的检查区域的方法

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6879656B2 (en) * 2002-07-23 2005-04-12 General Electric Company Method and apparatus for deriving motion information from projection data
US6775346B2 (en) 2002-10-21 2004-08-10 Koninklijke Philips Electronics N.V. Conebeam computed tomography imaging
US20080051648A1 (en) * 2006-08-25 2008-02-28 Suri Jasjit S Medical image enhancement system
EP2496142B1 (en) 2009-11-03 2016-12-14 Koninklijke Philips N.V. Computed tomography apparatus
RU2594101C2 (ru) 2010-10-26 2016-08-10 Конинклейке Филипс Электроникс Н.В. Устройство и способ для гибридной реконструкции объекта из проекционных данных
EP2958494B1 (en) 2013-02-21 2022-12-21 Koninklijke Philips N.V. Structure propagation restoration for spectral ct
JP6292826B2 (ja) 2013-11-06 2018-03-14 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
KR20180003400A (ko) * 2016-06-30 2018-01-09 삼성전자주식회사 의료 영상 처리 장치 및 방법
US10702234B2 (en) 2017-02-22 2020-07-07 Canon Medical Systems Corporation Image combining using images with different focal-spot sizes
US10575795B2 (en) 2018-01-17 2020-03-03 Analogic Corporation Automated phase selection for ECG-gated cardiac axial CT scans

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20110142315A1 (en) * 2009-12-15 2011-06-16 Jiang Hsieh System and method for tomographic data acquisition and image reconstruction
CN110638478A (zh) * 2018-06-26 2020-01-03 西门子医疗有限公司 用于显示具有精细结构的检查区域的方法

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Publication number Publication date
US20230148983A1 (en) 2023-05-18
WO2021204737A1 (en) 2021-10-14
EP4133461A1 (en) 2023-02-15
JP2023522850A (ja) 2023-06-01
US12279902B2 (en) 2025-04-22
EP3893205A1 (en) 2021-10-13

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