JP2023553918A - 医用画像内のアーチファクトの低減 - Google Patents

医用画像内のアーチファクトの低減 Download PDF

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Publication number
JP2023553918A
JP2023553918A JP2023534957A JP2023534957A JP2023553918A JP 2023553918 A JP2023553918 A JP 2023553918A JP 2023534957 A JP2023534957 A JP 2023534957A JP 2023534957 A JP2023534957 A JP 2023534957A JP 2023553918 A JP2023553918 A JP 2023553918A
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JP
Japan
Prior art keywords
image
artifact
gradient
computed tomography
computer
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Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
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JP2023534957A
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English (en)
Japanese (ja)
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JP2023553918A5 (enExample
Inventor
トーマス ケーラー
ベルンハルト ヨハネス ブレンデル
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Koninklijke Philips NV
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Koninklijke Philips NV
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Application filed by Koninklijke Philips NV filed Critical Koninklijke Philips NV
Publication of JP2023553918A publication Critical patent/JP2023553918A/ja
Publication of JP2023553918A5 publication Critical patent/JP2023553918A5/ja
Pending legal-status Critical Current

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    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T5/00—Image enhancement or restoration
    • G06T5/77—Retouching; Inpainting; Scratch removal
    • 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
    • G06T5/50—Image enhancement or restoration using two or more images, e.g. averaging or subtraction
    • G—PHYSICS
    • G16—INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR SPECIFIC APPLICATION FIELDS
    • G16H—HEALTHCARE INFORMATICS, i.e. INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR THE HANDLING OR PROCESSING OF MEDICAL OR HEALTHCARE DATA
    • G16H30/00—ICT specially adapted for the handling or processing of medical images
    • G16H30/40—ICT specially adapted for the handling or processing of medical images for processing medical images, e.g. editing
    • 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
    • G06T2207/00—Indexing scheme for image analysis or image enhancement
    • G06T2207/30—Subject of image; Context of image processing
    • G06T2207/30004—Biomedical image processing

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  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Health & Medical Sciences (AREA)
  • Radiology & Medical Imaging (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Epidemiology (AREA)
  • General Health & Medical Sciences (AREA)
  • Medical Informatics (AREA)
  • Primary Health Care (AREA)
  • Public Health (AREA)
  • Apparatus For Radiation Diagnosis (AREA)
JP2023534957A 2020-12-10 2021-12-03 医用画像内のアーチファクトの低減 Pending JP2023553918A (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
EP20212943.3A EP4012648A1 (en) 2020-12-10 2020-12-10 Reduction of artefacts in medical images
EP20212943.3 2020-12-10
PCT/EP2021/084163 WO2022122582A1 (en) 2020-12-10 2021-12-03 Reduction of artefacts in medical images

Publications (2)

Publication Number Publication Date
JP2023553918A true JP2023553918A (ja) 2023-12-26
JP2023553918A5 JP2023553918A5 (enExample) 2024-12-09

Family

ID=73792973

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2023534957A Pending JP2023553918A (ja) 2020-12-10 2021-12-03 医用画像内のアーチファクトの低減

Country Status (5)

Country Link
US (1) US20240029214A1 (enExample)
EP (2) EP4012648A1 (enExample)
JP (1) JP2023553918A (enExample)
CN (1) CN116745804B (enExample)
WO (1) WO2022122582A1 (enExample)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN115115737B (zh) * 2022-08-29 2023-01-06 深圳市海清视讯科技有限公司 热成像中伪影的识别方法、装置、设备、介质及程序产品
CN117243627B (zh) * 2023-11-16 2024-02-09 有方（合肥）医疗科技有限公司 Cbct图像的处理方法及装置

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2010022576A (ja) * 2008-07-18 2010-02-04 Toshiba Corp Ｘ線コンピュータ断層撮影装置および画像再構成方法

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7623691B2 (en) * 2004-08-06 2009-11-24 Kabushiki Kaisha Toshiba Method for helical windmill artifact reduction with noise restoration for helical multislice CT
JP4414420B2 (ja) * 2006-10-27 2010-02-10 ジーイー・メディカル・システムズ・グローバル・テクノロジー・カンパニー・エルエルシー Ｘ線断層撮影装置およびアーチファクトの低減方法
US8831319B2 (en) * 2009-11-16 2014-09-09 Arineta Ltd. Method and system for calibrating CT images
US8731269B2 (en) * 2011-10-19 2014-05-20 Kabushiki Kaisha Toshiba Method and system for substantially reducing artifacts in circular cone beam computer tomography (CT)
US9269128B2 (en) * 2012-05-23 2016-02-23 Snu R&Db Foundation Method for reducing noise in medical image
CN105678711B (zh) * 2016-01-29 2018-08-21 中国科学院高能物理研究所 一种基于图像分割的衰减校正方法
CN106780649B (zh) * 2016-12-16 2020-04-07 上海联影医疗科技有限公司 图像的伪影去除方法和装置
US11435419B2 (en) * 2018-05-10 2022-09-06 Siemens Healthcare Gmbh Streak artifact reduction in magnetic resonance imaging

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2010022576A (ja) * 2008-07-18 2010-02-04 Toshiba Corp Ｘ線コンピュータ断層撮影装置および画像再構成方法

Also Published As

Publication number Publication date
EP4012648A1 (en) 2022-06-15
CN116745804A (zh) 2023-09-12
EP4260275B1 (en) 2024-07-24
EP4260275A1 (en) 2023-10-18
WO2022122582A1 (en) 2022-06-16
CN116745804B (zh) 2025-12-19
US20240029214A1 (en) 2024-01-25

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