CN1945630B - 图像重构方法和计算x线断层成像设备 - Google Patents

图像重构方法和计算x线断层成像设备 Download PDF

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CN1945630B
CN1945630B CN2006101421412A CN200610142141A CN1945630B CN 1945630 B CN1945630 B CN 1945630B CN 2006101421412 A CN2006101421412 A CN 2006101421412A CN 200610142141 A CN200610142141 A CN 200610142141A CN 1945630 B CN1945630 B CN 1945630B
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projection
ray
ray detector
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CN1945630A (zh
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西出明彦
萩原明
森川琴子
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GE Medical Systems Global Technology Co LLC
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    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T11/00—2D [Two Dimensional] image generation
    • G06T11/003—Reconstruction from projections, e.g. tomography
    • G06T11/005—Specific pre-processing for tomographic reconstruction, e.g. calibration, source positioning, rebinning, scatter correction, retrospective gating
    • 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
    • A61B6/027—Arrangements for diagnosis sequentially in different planes; Stereoscopic radiation diagnosis characterised by the use of a particular data acquisition trajectory, e.g. helical or spiral

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  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Medical Informatics (AREA)
  • Radiology & Medical Imaging (AREA)
  • Surgery (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Optics & Photonics (AREA)
  • Pathology (AREA)
  • Biophysics (AREA)
  • Biomedical Technology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Molecular Biology (AREA)
  • High Energy & Nuclear Physics (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Apparatus For Radiation Diagnosis (AREA)
  • Image Processing (AREA)
  • Image Analysis (AREA)
CN2006101421412A 2005-10-07 2006-10-08 图像重构方法和计算x线断层成像设备 Active CN1945630B (zh)

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JP2005295261 2005-10-07
JP2005-295261 2005-10-07
JP2005295261A JP4611168B2 (ja) 2005-10-07 2005-10-07 画像再構成方法、およびｘ線ｃｔ装置

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CN1945630A CN1945630A (zh) 2007-04-11
CN1945630B true CN1945630B (zh) 2010-06-09

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US (1) US7639772B2 (enExample)
JP (1) JP4611168B2 (enExample)
KR (1) KR20070038922A (enExample)
CN (1) CN1945630B (enExample)
DE (1) DE102006047730B4 (enExample)
NL (1) NL1032638C2 (enExample)

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JP5528518B2 (ja) * 2012-09-28 2014-06-25 富士フイルム株式会社 放射線画像生成装置および方法
US9091628B2 (en) 2012-12-21 2015-07-28 L-3 Communications Security And Detection Systems, Inc. 3D mapping with two orthogonal imaging views
EP2997545A1 (en) * 2013-05-14 2016-03-23 Koninklijke Philips N.V. Artifact-reduction for x-ray image reconstruction using a geometry-matched coordinate grid
DE102013214689B4 (de) * 2013-07-26 2023-08-24 Siemens Healthcare Gmbh Verfahren zur Reduzierung von Artefakten in Bilddatensätzen und Recheneinrichtung
JP6321405B2 (ja) * 2014-02-27 2018-05-09 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 画像生成装置、放射線断層撮影装置及び画像生成方法並びにプログラム
JP6243296B2 (ja) * 2014-05-30 2017-12-06 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 画像生成装置、放射線断層撮影装置及びプログラム
CN106471392B (zh) * 2014-07-04 2019-02-15 株式会社岛津制作所 图像重构处理方法
CN105575455B (zh) * 2015-12-14 2017-11-21 天津三英精密仪器有限公司 一种x射线衰减器设计方法和应用以及利用该方法设计的带有衰减器的ct装置
CN105608282B (zh) * 2015-12-31 2018-09-11 重庆真测科技股份有限公司 一种射线滤波片设计方法
US10417793B2 (en) * 2017-03-23 2019-09-17 Wisconsin Alumni Research Foundation System and method for data-consistency preparation and image reconstruction
CN107845121B (zh) * 2017-11-03 2021-11-23 中国工程物理研究院应用电子学研究所 一种探测器偏置扫描中加权伪影的校正方法
US10964074B2 (en) 2019-01-28 2021-03-30 Wisconsin Alumni Research Foundation System for harmonizing medical image presentation
CN111462266B (zh) * 2020-03-20 2023-08-04 北京东软医疗设备有限公司 图像重建方法、装置、ct设备及ct系统

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Also Published As

Publication number Publication date
US20070121779A1 (en) 2007-05-31
NL1032638C2 (nl) 2007-11-23
US7639772B2 (en) 2009-12-29
DE102006047730A1 (de) 2007-05-24
KR20070038922A (ko) 2007-04-11
JP4611168B2 (ja) 2011-01-12
CN1945630A (zh) 2007-04-11
DE102006047730B4 (de) 2010-01-07
NL1032638A1 (nl) 2007-04-11
JP2007098025A (ja) 2007-04-19

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