CN102846333B - 用于x射线成像中的散射校正的方法和系统 - Google Patents

用于x射线成像中的散射校正的方法和系统 Download PDF

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Publication number
CN102846333B
CN102846333B CN201210220584.4A CN201210220584A CN102846333B CN 102846333 B CN102846333 B CN 102846333B CN 201210220584 A CN201210220584 A CN 201210220584A CN 102846333 B CN102846333 B CN 102846333B
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scatter
volume
detector
density
image processing
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CN102846333A (zh
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吴小页
谢强
P.赛纳思
X.刘
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GE Precision Healthcare LLC
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General Electric Co
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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
    • A61B6/48—Diagnostic techniques
    • A61B6/483—Diagnostic techniques involving scattered radiation
    • 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
    • A61B6/5205—Devices using data or image processing specially adapted for radiation diagnosis involving processing of raw data to produce 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
    • A61B6/5258—Devices using data or image processing specially adapted for radiation diagnosis involving detection or reduction of artifacts or noise
    • A61B6/5282—Devices using data or image processing specially adapted for radiation diagnosis involving detection or reduction of artifacts or noise due to scatter
    • 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
    • A61B6/06—Diaphragms
    • 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
    • A61B6/4064—Arrangements for generating radiation specially adapted for radiation diagnosis specially adapted for producing a particular type of beam
    • A61B6/4085—Cone-beams
    • 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

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  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Medical Informatics (AREA)
  • Radiology & Medical Imaging (AREA)
  • Biomedical Technology (AREA)
  • Biophysics (AREA)
  • High Energy & Nuclear Physics (AREA)
  • Veterinary Medicine (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Optics & Photonics (AREA)
  • Pathology (AREA)
  • Public Health (AREA)
  • Physics & Mathematics (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Molecular Biology (AREA)
  • Surgery (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Pulmonology (AREA)
  • Theoretical Computer Science (AREA)
  • Toxicology (AREA)
  • Apparatus For Radiation Diagnosis (AREA)
CN201210220584.4A 2011-06-30 2012-06-29 用于x射线成像中的散射校正的方法和系统 Active CN102846333B (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US13/174,480 2011-06-30
US13/174480 2011-06-30
US13/174,480 US8483471B2 (en) 2011-06-30 2011-06-30 Method and system for scatter correction in X-ray imaging

Publications (2)

Publication Number Publication Date
CN102846333A CN102846333A (zh) 2013-01-02
CN102846333B true CN102846333B (zh) 2016-08-10

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US (1) US8483471B2 (https=)
JP (1) JP6066596B2 (https=)
CN (1) CN102846333B (https=)
DE (1) DE102012105560A1 (https=)

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DE102013206081B4 (de) * 2013-04-05 2023-08-10 Siemens Healthcare Gmbh Verfahren zur verbesserten Erzeugung und Darstellung von Projektionsaufnahmen mit einer Röntgendurchleuchtungsvorrichtung und Röntgendurchleuchtungsvorrichtung
US9724056B2 (en) * 2013-11-28 2017-08-08 Toshiba Medical Systems Corporation Method and system for spectral computed tomography (CT) with inner ring geometry
CN107019518B (zh) * 2016-02-01 2020-07-28 通用电气公司 用于计算机断层扫描中的散射校正的信号处理方法及成像系统
JP2017176297A (ja) * 2016-03-29 2017-10-05 キヤノン株式会社 放射線撮影装置、放射線撮影システム、放射線撮影方法、及びプログラム
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DE102016221658B4 (de) 2016-11-04 2024-05-08 Siemens Healthineers Ag Streustrahlungskompensation für ein bildgebendes medizinisches Gerät
WO2018082088A1 (zh) * 2016-11-07 2018-05-11 深圳先进技术研究院 一种用于锥束ct图像散射修正的阻挡光栅优化方法及装置
CN111937250B (zh) * 2018-02-26 2022-09-30 皇家精密制品有限责任公司 用于高功率应用的弹簧致动式电连接器
EP3576047A1 (en) * 2018-05-29 2019-12-04 Koninklijke Philips N.V. Scatter correction for x-ray imaging
DE112019002878T5 (de) 2018-06-07 2021-05-06 Royal Precision Products, Llc Elektrische verbinderanordnung mit interner federkomponente
US10799206B2 (en) * 2018-09-28 2020-10-13 General Electric Company System and method for calibrating an imaging system
DE112020000424T5 (de) 2019-01-15 2021-09-23 Royal Precision Products, Llc Abgeschirmtes elektrisches steckverbindersystem mit innenliegendem federelement
DE112020000459T5 (de) 2019-01-21 2021-11-25 Royal Precision Products, Llc Stromverteilungsanordnung mit schraubenlosem sammelschienensystem
US11721942B2 (en) 2019-09-09 2023-08-08 Eaton Intelligent Power Limited Connector system for a component in a power management system in a motor vehicle
CN114787815A (zh) 2019-09-09 2022-07-22 伊顿智能动力有限公司 具有可读和可记录标记的连接器记录系统
CN116075986A (zh) 2020-07-29 2023-05-05 伊顿智能动力有限公司 带有柱形端子主体的电连接器系统
US12008689B2 (en) 2021-12-03 2024-06-11 Canon Medical Systems Corporation Devices, systems, and methods for deep-learning kernel-based scatter estimation and correction
US12159330B2 (en) * 2022-02-17 2024-12-03 Canon Medical Systems Corporation Event property-dependent point spread function modeling and image reconstruction for PET

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Also Published As

Publication number Publication date
DE102012105560A1 (de) 2013-01-03
JP6066596B2 (ja) 2017-01-25
US20130004050A1 (en) 2013-01-03
CN102846333A (zh) 2013-01-02
US8483471B2 (en) 2013-07-09
JP2013013722A (ja) 2013-01-24

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