JP6881827B2 - Ｘ線撮像におけるグリッドアーチファクトの学習に基づく補正 - Google Patents

Ｘ線撮像におけるグリッドアーチファクトの学習に基づく補正 Download PDF

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JP6881827B2
JP6881827B2 JP2019227416A JP2019227416A JP6881827B2 JP 6881827 B2 JP6881827 B2 JP 6881827B2 JP 2019227416 A JP2019227416 A JP 2019227416A JP 2019227416 A JP2019227416 A JP 2019227416A JP 6881827 B2 JP6881827 B2 JP 6881827B2
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ray
grid
detector
image
scattering
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JP2020127708A (ja
JP2020127708A5 (enExample
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ベルンハルト フィリップ
ベルンハルト フィリップ
シュトーヴァッサー ボリス
シュトーヴァッサー ボリス
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シーメンス ヘルスケア ゲゼルシヤフト ミツト ベシユレンクテル ハフツング
シーメンス ヘルスケア ゲゼルシヤフト ミツト ベシユレンクテル ハフツング
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    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; 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
    • 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
    • A61B6/42—Arrangements for detecting radiation specially adapted for radiation diagnosis
    • A61B6/4291—Arrangements for detecting radiation specially adapted for radiation diagnosis the detector being combined with a grid or grating
    • 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
    • A61B6/44—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
    • A61B6/4458—Constructional features of apparatus for radiation diagnosis related to the mounting of source units and detector units the source unit or the detector unit being attached to robotic arms
    • 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
    • A61B6/5252—Devices using data or image processing specially adapted for radiation diagnosis involving processing of medical diagnostic data removing objects from field of view, e.g. removing patient table from a CT image
    • 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
    • A61B6/58—Testing, adjusting or calibrating thereof
    • A61B6/582—Calibration
    • A61B6/583—Calibration using calibration phantoms
    • 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
    • A61B6/58—Testing, adjusting or calibrating thereof
    • A61B6/582—Calibration
    • A61B6/583—Calibration using calibration phantoms
    • A61B6/584—Calibration using calibration phantoms determining position of components of the apparatus or device using images of the phantom
    • 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
    • A61B6/58—Testing, adjusting or calibrating thereof
    • A61B6/582—Calibration
    • A61B6/585—Calibration of detector units
    • 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
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06N—COMPUTING ARRANGEMENTS BASED ON SPECIFIC COMPUTATIONAL MODELS
    • G06N20/00—Machine learning
    • 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
    • G06T2207/10116—X-ray image
    • 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
    • G06T2207/20081—Training; Learning

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  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Medical Informatics (AREA)
  • Physics & Mathematics (AREA)
  • General Health & Medical Sciences (AREA)
  • Radiology & Medical Imaging (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Public Health (AREA)
  • Pathology (AREA)
  • High Energy & Nuclear Physics (AREA)
  • Biomedical Technology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Molecular Biology (AREA)
  • Surgery (AREA)
  • Animal Behavior & Ethology (AREA)
  • Optics & Photonics (AREA)
  • Veterinary Medicine (AREA)
  • Biophysics (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Software Systems (AREA)
  • Primary Health Care (AREA)
  • Biochemistry (AREA)
  • Immunology (AREA)
  • Quality & Reliability (AREA)
  • Analytical Chemistry (AREA)
  • Chemical & Material Sciences (AREA)
  • Automation & Control Theory (AREA)
  • Robotics (AREA)
  • Artificial Intelligence (AREA)
  • Data Mining & Analysis (AREA)
  • Evolutionary Computation (AREA)
  • Epidemiology (AREA)
  • Computing Systems (AREA)
  • General Engineering & Computer Science (AREA)
  • Mathematical Physics (AREA)
  • Apparatus For Radiation Diagnosis (AREA)
  • Image Analysis (AREA)
JP2019227416A 2019-02-08 2019-12-17 Ｘ線撮像におけるグリッドアーチファクトの学習に基づく補正 Active JP6881827B2 (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
EP19156195.0A EP3692918B1 (de) 2019-02-08 2019-02-08 Lernbasierte korrektur von rasterartefakten in der röntgenbildgebung
EP19156195 2019-02-08

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JP2020127708A JP2020127708A (ja) 2020-08-27
JP2020127708A5 JP2020127708A5 (enExample) 2020-10-08
JP6881827B2 true JP6881827B2 (ja) 2021-06-02

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US (1) US10861155B2 (enExample)
EP (1) EP3692918B1 (enExample)
JP (1) JP6881827B2 (enExample)
CN (1) CN111544018B (enExample)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3936052A1 (en) * 2020-07-07 2022-01-12 Koninklijke Philips N.V. User interface for x-ray tube-detector alignment
JP7584989B2 (ja) * 2020-10-21 2024-11-18 キヤノンメディカルシステムズ株式会社 医用画像処理装置及び医用画像処理システム
KR102454975B1 (ko) 2020-11-17 2022-10-18 (주)자비스 딥러닝 기반 고화질 엑스레이 영상 생성 방법, 장치 및 프로그램
EP4011293A1 (en) * 2020-12-14 2022-06-15 Koninklijke Philips N.V. X-ray imaging systems for reducing artefacts associated with anti-scatter grids and methods of operating the same.
EP4523628A1 (de) * 2023-09-15 2025-03-19 Siemens Healthineers AG Technik zum bildverarbeitenden kompensieren eines röntgengitterschattens ohne verwendung einer zusätzlichen mechanischen aktorik

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7050618B2 (en) 2002-02-08 2006-05-23 Eastman Kodak Company Method for antiscatter stationary grid artifacts detection and attenuation in digital radiographic images
JP2004242749A (ja) * 2003-02-12 2004-09-02 Fuji Photo Film Co Ltd Ｑｃファントム
EP1696366B1 (en) * 2005-02-24 2009-12-23 Agfa HealthCare NV Process of checking the presence of a grid pattern in an X-ray image
DE102005052992A1 (de) * 2005-11-07 2007-05-16 Siemens Ag Streustrahlenraster zur Reduktion einer Streustrahlung in einem Röntgengerät und Röntgengerät mit einem Streustrahlenraster
JP5375655B2 (ja) * 2010-02-18 2013-12-25 株式会社島津製作所 放射線撮影装置
DE102011080279A1 (de) * 2011-08-02 2013-02-07 Siemens Aktiengesellschaft Verfahren und Vorrichtung zum Einsatz eines Streustrahlenrasters bei der periodischen Aufnahme von Röntgenbildern
RU2014143669A (ru) * 2012-03-29 2016-05-27 Конинклейке Филипс Н.В. Устранение искажений с использованием считывания формы
US10470733B2 (en) * 2016-05-09 2019-11-12 Canon Medical Systems Corporation X-ray CT device and medical information management device
DE102016217984A1 (de) * 2016-09-20 2018-04-05 Siemens Healthcare Gmbh Sinogrammbasierte Streustrahlenkorrektur in der Computertomographie
JP6831673B2 (ja) * 2016-10-31 2021-02-17 ゼネラル・エレクトリック・カンパニイ 放射線断層撮影装置およびプログラム
DE102016221658B4 (de) * 2016-11-04 2024-05-08 Siemens Healthineers Ag Streustrahlungskompensation für ein bildgebendes medizinisches Gerät
CN107595312B (zh) * 2017-08-31 2020-12-04 上海联影医疗科技股份有限公司 模型生成方法、图像处理方法及医学成像设备

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Publication number Publication date
JP2020127708A (ja) 2020-08-27
EP3692918B1 (de) 2021-05-19
CN111544018A (zh) 2020-08-18
CN111544018B (zh) 2022-03-04
EP3692918A1 (de) 2020-08-12
US10861155B2 (en) 2020-12-08
US20200258222A1 (en) 2020-08-13

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