JP2002282246A - Ｘ線ｃｔ装置、ボリューム画像化方法、及び当該ボリューム画像化方法を実現するプログラムを格納するコンピュータが読みとり可能な記録媒体 - Google Patents

Ｘ線ｃｔ装置、ボリューム画像化方法、及び当該ボリューム画像化方法を実現するプログラムを格納するコンピュータが読みとり可能な記録媒体

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Publication number
JP2002282246A
JP2002282246A JP2002003846A JP2002003846A JP2002282246A JP 2002282246 A JP2002282246 A JP 2002282246A JP 2002003846 A JP2002003846 A JP 2002003846A JP 2002003846 A JP2002003846 A JP 2002003846A JP 2002282246 A JP2002282246 A JP 2002282246A
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JP
Japan
Prior art keywords
data
projection data
ray
trajectory
projection
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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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JP2002003846A
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English (en)
Japanese (ja)
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JP2002282246A5 (enExample
Inventor
Hiroshi Aradate
博 荒舘
Katsuyuki Taguchi
克行 田口
Yasuo Saito
泰男 齋藤
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Toshiba Corp
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Toshiba Corp
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Publication of JP2002282246A publication Critical patent/JP2002282246A/ja
Publication of JP2002282246A5 publication Critical patent/JP2002282246A5/ja
Pending legal-status Critical Current

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Classifications

    • 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
    • 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
    • A61B6/40—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
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T2211/00—Image generation
    • G06T2211/40—Computed tomography
    • G06T2211/412—Dynamic
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S378/00—X-ray or gamma ray systems or devices
    • Y10S378/901—Computer tomography program or processor

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Apparatus For Radiation Diagnosis (AREA)
  • Image Processing (AREA)
JP2002003846A 2001-01-30 2002-01-10 Ｘ線ｃｔ装置、ボリューム画像化方法、及び当該ボリューム画像化方法を実現するプログラムを格納するコンピュータが読みとり可能な記録媒体 Pending JP2002282246A (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US09/771,592 2001-01-30
US09/771,592 US6546067B2 (en) 2001-01-30 2001-01-30 Reconstruction and scan of 4D-CT

Related Child Applications (1)

Application Number Title Priority Date Filing Date
JP2008230133A Division JP5002561B2 (ja) 2001-01-30 2008-09-08 Ｘ線ｃｔ装置

Publications (2)

Publication Number Publication Date
JP2002282246A true JP2002282246A (ja) 2002-10-02
JP2002282246A5 JP2002282246A5 (enExample) 2005-08-04

Family

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Family Applications (4)

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JP2002003846A Pending JP2002282246A (ja) 2001-01-30 2002-01-10 Ｘ線ｃｔ装置、ボリューム画像化方法、及び当該ボリューム画像化方法を実現するプログラムを格納するコンピュータが読みとり可能な記録媒体
JP2008230133A Expired - Fee Related JP5002561B2 (ja) 2001-01-30 2008-09-08 Ｘ線ｃｔ装置
JP2011103272A Expired - Fee Related JP5377569B2 (ja) 2001-01-30 2011-05-02 Ｘ線ｃｔ装置
JP2012219605A Pending JP2012254358A (ja) 2001-01-30 2012-10-01 Ｘ線ｃｔ装置

Family Applications After (3)

Application Number Title Priority Date Filing Date
JP2008230133A Expired - Fee Related JP5002561B2 (ja) 2001-01-30 2008-09-08 Ｘ線ｃｔ装置
JP2011103272A Expired - Fee Related JP5377569B2 (ja) 2001-01-30 2011-05-02 Ｘ線ｃｔ装置
JP2012219605A Pending JP2012254358A (ja) 2001-01-30 2012-10-01 Ｘ線ｃｔ装置

Country Status (2)

Country Link
US (1) US6546067B2 (enExample)
JP (4) JP2002282246A (enExample)

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2007151849A (ja) * 2005-12-06 2007-06-21 Ge Medical Systems Global Technology Co Llc Ｘ線ｃｔ撮影方法およびｘ線ｃｔ装置
JP2008504056A (ja) * 2004-06-28 2008-02-14 コーニンクレッカ フィリップス エレクトロニクス エヌ ヴィ 灌流調査のための検査装置
JP2008515522A (ja) * 2004-10-11 2008-05-15 コーニンクレッカ フィリップス エレクトロニクス エヌ ヴィ 高画質ｘ線投影像の生成のための画像化システム
JP2008516660A (ja) * 2004-10-15 2008-05-22 コーニンクレッカ フィリップス エレクトロニクス エヌ ヴィ コンピュータ断層撮影法
JP2009022451A (ja) * 2007-07-18 2009-02-05 Ge Medical Systems Global Technology Co Llc Ｘ線ｃｔ装置および画像再構成方法
JP2009534079A (ja) * 2006-04-19 2009-09-24 コーニンクレッカ フィリップス エレクトロニクス エヌ ヴィ 複数の部分的な走査軌道を有するコーンビーム・コンピュータ断層撮影
JP2010510833A (ja) * 2006-11-24 2010-04-08 株式会社東芝 円状及び直線状軌道を用いた医用撮像における断層撮影法の再構成のための方法及びシステム
WO2010100996A1 (ja) * 2009-03-04 2010-09-10 株式会社 日立メディコ Ｘ線ｃｔ装置及び画像修正プログラム

Families Citing this family (16)

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JP4282302B2 (ja) 2001-10-25 2009-06-17 株式会社東芝 Ｘ線ｃｔ装置
WO2004008967A1 (en) * 2002-07-23 2004-01-29 Ge Medical Systems Global Technology Company, Llc Methods and systems for detecting components of plaque
US7227923B2 (en) * 2005-04-18 2007-06-05 General Electric Company Method and system for CT imaging using a distributed X-ray source and interpolation based reconstruction
US8086010B2 (en) * 2006-06-30 2011-12-27 Kabushiki Kaisha Toshiba Medical image diagnosis apparatus and the control method thereof
WO2008026153A2 (en) * 2006-08-31 2008-03-06 Koninklijke Philips Electronics N.V. Imaging system
WO2008042564A1 (en) * 2006-09-29 2008-04-10 Koninklijke Philips Electronics N. V. Fly-by scanning
JP2010513859A (ja) * 2006-12-15 2010-04-30 コーニンクレッカ フィリップス エレクトロニクス エヌ ヴィ 検査領域内の対象物を撮像する撮像システム
JP2009006133A (ja) * 2007-05-31 2009-01-15 Toshiba Corp Ｘ線ｃｔ装置及びその制御方法
EP2357617B1 (en) 2007-07-10 2012-09-19 Kabushiki Kaisha Toshiba X-ray computed tomography apparatus, reconstruction processing apparatus and image processing apparatus
JP5085305B2 (ja) * 2007-12-21 2012-11-28 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ｃｔ装置
EP2277145A1 (en) * 2008-05-06 2011-01-26 Koninklijke Philips Electronics N.V. Image artifact reduction
US8401144B2 (en) * 2008-08-07 2013-03-19 Koninklijke Philips Electronics N.V. Method and apparatus for correcting artifacts in circular CT scans
US8031828B1 (en) * 2010-04-30 2011-10-04 General Electric Company Method and apparatus for computed tomography
CN102743185B (zh) * 2012-06-07 2014-07-09 南方医科大学 一种肺4d-ct图像数据层间插值方法
US9420976B2 (en) 2014-03-19 2016-08-23 General Electric Company Systems and methods for optimized source collimation
US9451927B2 (en) 2014-10-28 2016-09-27 Siemens Aktiengesellschaft Computed tomography data-based cycle estimation and four-dimensional reconstruction

Family Cites Families (14)

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JPS5894833A (ja) 1981-12-01 1983-06-06 株式会社東芝 Ｘ線ｃｔ装置
US5170439A (en) * 1991-06-11 1992-12-08 Picker International, Inc. Cone beam reconstruction using combined circle and line orbits
DE69433045T2 (de) 1993-11-26 2004-06-03 Kabushiki Kaisha Toshiba Computertomograph
US5504792A (en) * 1994-12-27 1996-04-02 General Electric Company Method and system for masking cone beam projection data generated from either a region of interest helical scan or a helical scan
JP3499624B2 (ja) * 1995-01-11 2004-02-23 株式会社東芝 コンピュータ断層撮影装置
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
US5974108A (en) 1995-12-25 1999-10-26 Kabushiki Kaisha Toshiba X-ray CT scanning apparatus
US5784481A (en) * 1996-06-25 1998-07-21 General Electric Company CT cone beam image reconstruction with circle and line scan path
US5706325A (en) * 1996-12-05 1998-01-06 General Electric Company Exact regional reconstruction of longitudinally-unbounded objects using a circle-and-line cone beam tomographic system
US5999587A (en) * 1997-07-03 1999-12-07 University Of Rochester Method of and system for cone-beam tomography reconstruction
US6075836A (en) * 1997-07-03 2000-06-13 University Of Rochester Method of and system for intravenous volume tomographic digital angiography imaging
US6014419A (en) * 1997-11-07 2000-01-11 Hu; Hui CT cone beam scanner with fast and complete data acquistion and accurate and efficient regional reconstruction
JP4282110B2 (ja) * 1998-06-04 2009-06-17 株式会社東芝 Ｘ線コンピュータ断層撮影装置
US6148056A (en) * 1999-02-22 2000-11-14 General Electric Company Efficient cone-beam reconstruction system using circle-and-line orbit data

Cited By (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2008504056A (ja) * 2004-06-28 2008-02-14 コーニンクレッカ フィリップス エレクトロニクス エヌ ヴィ 灌流調査のための検査装置
JP4777346B2 (ja) * 2004-06-28 2011-09-21 コーニンクレッカ フィリップス エレクトロニクス エヌ ヴィ 灌流調査のための検査装置
JP2008515522A (ja) * 2004-10-11 2008-05-15 コーニンクレッカ フィリップス エレクトロニクス エヌ ヴィ 高画質ｘ線投影像の生成のための画像化システム
JP2008516660A (ja) * 2004-10-15 2008-05-22 コーニンクレッカ フィリップス エレクトロニクス エヌ ヴィ コンピュータ断層撮影法
JP2007151849A (ja) * 2005-12-06 2007-06-21 Ge Medical Systems Global Technology Co Llc Ｘ線ｃｔ撮影方法およびｘ線ｃｔ装置
JP2009534079A (ja) * 2006-04-19 2009-09-24 コーニンクレッカ フィリップス エレクトロニクス エヌ ヴィ 複数の部分的な走査軌道を有するコーンビーム・コンピュータ断層撮影
JP2010510833A (ja) * 2006-11-24 2010-04-08 株式会社東芝 円状及び直線状軌道を用いた医用撮像における断層撮影法の再構成のための方法及びシステム
US8270559B2 (en) 2006-11-24 2012-09-18 Kabushiki Kaisha Toshiba Method and system for tomographic reconstruction in medical imaging using the circle and line trajectory
JP2009022451A (ja) * 2007-07-18 2009-02-05 Ge Medical Systems Global Technology Co Llc Ｘ線ｃｔ装置および画像再構成方法
WO2010100996A1 (ja) * 2009-03-04 2010-09-10 株式会社 日立メディコ Ｘ線ｃｔ装置及び画像修正プログラム
JP5404767B2 (ja) * 2009-03-04 2014-02-05 株式会社日立メディコ Ｘ線ｃｔ装置及び画像修正プログラム

Also Published As

Publication number Publication date
JP2011172967A (ja) 2011-09-08
US20020131544A1 (en) 2002-09-19
JP2008289936A (ja) 2008-12-04
JP2012254358A (ja) 2012-12-27
JP5377569B2 (ja) 2013-12-25
JP5002561B2 (ja) 2012-08-15
US6546067B2 (en) 2003-04-08

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