JP4711245B2 - 画像の三次元再構成の方法及びシステム - Google Patents

画像の三次元再構成の方法及びシステム Download PDF

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Publication number
JP4711245B2
JP4711245B2 JP2005188033A JP2005188033A JP4711245B2 JP 4711245 B2 JP4711245 B2 JP 4711245B2 JP 2005188033 A JP2005188033 A JP 2005188033A JP 2005188033 A JP2005188033 A JP 2005188033A JP 4711245 B2 JP4711245 B2 JP 4711245B2
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Prior art keywords
projection
ray
projection data
detector
conjugate
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JP2006015139A (ja
JP2006015139A5 (enExample
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ジャン・シー
チィアンヤン・タン
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General Electric Co
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General Electric Co
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    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T3/00—Geometric image transformations in the plane of the image
    • G06T3/06—Topological mapping of higher dimensional structures onto lower dimensional surfaces
    • G06T3/073—Transforming surfaces of revolution to planar images, e.g. cylindrical surfaces to planar images
    • 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]
    • 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
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T2211/00—Image generation
    • G06T2211/40—Computed tomography
    • G06T2211/421—Filtered back projection [FBP]

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  • Engineering & Computer Science (AREA)
  • Health & Medical Sciences (AREA)
  • Theoretical Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Medical Informatics (AREA)
  • General Physics & Mathematics (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)
  • Pulmonology (AREA)
  • Apparatus For Radiation Diagnosis (AREA)
  • Image Analysis (AREA)
  • Analysing Materials By The Use Of Radiation (AREA)
  • Image Processing (AREA)
JP2005188033A 2004-06-30 2005-06-28 画像の三次元再構成の方法及びシステム Expired - Lifetime JP4711245B2 (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US10/881,794 US7215734B2 (en) 2004-06-30 2004-06-30 Method and system for three-dimensional reconstruction of images
US10/881,794 2004-06-30

Publications (3)

Publication Number Publication Date
JP2006015139A JP2006015139A (ja) 2006-01-19
JP2006015139A5 JP2006015139A5 (enExample) 2008-08-07
JP4711245B2 true JP4711245B2 (ja) 2011-06-29

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ID=35513915

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JP2005188033A Expired - Lifetime JP4711245B2 (ja) 2004-06-30 2005-06-28 画像の三次元再構成の方法及びシステム

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US (1) US7215734B2 (enExample)
JP (1) JP4711245B2 (enExample)
CN (1) CN1722178A (enExample)
NL (1) NL1029357C2 (enExample)

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US20060198491A1 (en) * 2005-03-04 2006-09-07 Kabushiki Kaisha Toshiba Volumetric computed tomography system for imaging
CN100348158C (zh) * 2005-05-26 2007-11-14 西安理工大学 Ct图像的快速渐进式直接体绘制三维重建方法
US8492762B2 (en) * 2006-06-27 2013-07-23 General Electric Company Electrical interface for a sensor array
JP4958978B2 (ja) * 2007-01-16 2012-06-20 トムテック イマジング システムズ ゲゼルシャフト ミットべシュレンクテル ハフツンク 動的情報をグラフィック表現する方法及びシステム
CN101398397B (zh) * 2007-09-30 2012-05-30 首都师范大学 多次扫描模式的ct成像方法
CN101271526B (zh) * 2008-04-22 2010-05-12 深圳先进技术研究院 一种图像处理中物体自动识别并三维重建的方法
DE102012217163B4 (de) 2012-09-24 2022-06-02 Siemens Healthcare Gmbh Verfahren zur Rekonstruktion von CT-Bilddaten mit gewichteter Rückprojektion, einschließlich Recheneinheit und CT-System für dieses Verfahren
CN103479379B (zh) * 2013-09-06 2015-08-26 沈阳东软医疗系统有限公司 一种倾斜螺旋扫描的图像重建方法及装置
CN105094725B (zh) * 2014-05-14 2019-02-19 同方威视技术股份有限公司 图像显示方法
US10332252B2 (en) * 2016-12-29 2019-06-25 General Electric Company Slope constrained cubic interpolation
US11039805B2 (en) * 2017-01-05 2021-06-22 General Electric Company Deep learning based estimation of data for use in tomographic reconstruction
CN107016672B (zh) * 2017-04-28 2020-06-26 上海联影医疗科技有限公司 医学扫描图像的重建方法和装置以及医学成像系统
CN108364326B (zh) * 2018-02-08 2021-04-02 中南大学 一种ct成像方法
CN110728624B (zh) * 2019-09-29 2021-07-23 厦门大学 一种高分辨率扩散加权图像重建方法
CN114947915B (zh) * 2022-05-19 2025-04-18 国网河南省电力公司电力科学研究院 Ct局部成像法

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JPS5394787A (en) 1977-01-31 1978-08-19 Toshiba Corp Tomographic diagnostic equipment by radiation
US4136388A (en) 1977-08-26 1979-01-23 U.S. Philips Corporation Data acquisition system for computed tomography
US4852132A (en) 1985-08-30 1989-07-25 Yokogawa Medical Systems Method of collecting data for x-ray tomograph
DE4334937A1 (de) 1993-10-13 1995-10-05 Siemens Ag Computertomograph
US5400379A (en) 1994-02-25 1995-03-21 General Electric Company Multi-slice x-ray CT using a detector mask
JP2914891B2 (ja) * 1995-07-05 1999-07-05 株式会社東芝 Ｘ線コンピュータ断層撮影装置
US5907592A (en) 1995-10-31 1999-05-25 Levinson; Reuven Axially incremented projection data for spiral CT
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US5960056A (en) * 1997-07-01 1999-09-28 Analogic Corporation Method and apparatus for reconstructing volumetric images in a helical scanning computed tomography system with multiple rows of detectors
US5907594A (en) 1997-07-01 1999-05-25 Analogic Corporation Reconstruction of volumetric images by successive approximation in cone-beam computed tomography systems
DE19854939C2 (de) * 1998-11-27 2001-11-22 Siemens Ag Verfahren und Gerät zur Erzeugung von CT-Bildern
US6115445A (en) 1999-01-12 2000-09-05 Analogic Corporation Progressive correction of ring artifacts in a computed tomography system
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US7062009B2 (en) * 2002-09-12 2006-06-13 Analogic Corporation Helical interpolation for an asymmetric multi-slice scanner
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US6917663B2 (en) * 2003-06-16 2005-07-12 Kabushiki Kaisha Toshiba Cone-beam reconstruction apparatus and computed tomography apparatus

Also Published As

Publication number Publication date
JP2006015139A (ja) 2006-01-19
NL1029357C2 (nl) 2008-07-15
US20060002507A1 (en) 2006-01-05
CN1722178A (zh) 2006-01-18
NL1029357A1 (nl) 2006-01-02
US7215734B2 (en) 2007-05-08

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