DE602004009368D1 - Vorrichtung zur Rekonstruktion von Kegelstrahlprojektionsdaten und Vorrichtung zur Computertomografie - Google Patents

Vorrichtung zur Rekonstruktion von Kegelstrahlprojektionsdaten und Vorrichtung zur Computertomografie

Info

Publication number
DE602004009368D1
DE602004009368D1 DE602004009368T DE602004009368T DE602004009368D1 DE 602004009368 D1 DE602004009368 D1 DE 602004009368D1 DE 602004009368 T DE602004009368 T DE 602004009368T DE 602004009368 T DE602004009368 T DE 602004009368T DE 602004009368 D1 DE602004009368 D1 DE 602004009368D1
Authority
DE
Germany
Prior art keywords
computed tomography
projection data
cone beam
beam projection
reconstructing
Prior art date
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.)
Expired - Lifetime
Application number
DE602004009368T
Other languages
English (en)
Other versions
DE602004009368T2 (de
Inventor
Katsuyuki Taguchi
Be-Shan Su Chiang
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Toshiba Corp
Canon Medical Systems Corp
Original Assignee
Toshiba Corp
Toshiba Medical Systems Corp
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Toshiba Corp, Toshiba Medical Systems Corp filed Critical Toshiba Corp
Publication of DE602004009368D1 publication Critical patent/DE602004009368D1/de
Application granted granted Critical
Publication of DE602004009368T2 publication Critical patent/DE602004009368T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR 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
    • 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

Landscapes

  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Medical Informatics (AREA)
  • 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)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Apparatus For Radiation Diagnosis (AREA)
DE602004009368T 2003-06-16 2004-06-16 Vorrichtung zur Rekonstruktion von Kegelstrahlprojectionsdaten und Vorrichtung zur Computertomographie Expired - Lifetime DE602004009368T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US10/461,401 US6917663B2 (en) 2003-06-16 2003-06-16 Cone-beam reconstruction apparatus and computed tomography apparatus
US461401 2003-06-16

Publications (2)

Publication Number Publication Date
DE602004009368D1 true DE602004009368D1 (de) 2007-11-22
DE602004009368T2 DE602004009368T2 (de) 2008-07-10

Family

ID=33418105

Family Applications (1)

Application Number Title Priority Date Filing Date
DE602004009368T Expired - Lifetime DE602004009368T2 (de) 2003-06-16 2004-06-16 Vorrichtung zur Rekonstruktion von Kegelstrahlprojectionsdaten und Vorrichtung zur Computertomographie

Country Status (5)

Country Link
US (1) US6917663B2 (de)
EP (1) EP1489559B1 (de)
JP (2) JP4612347B2 (de)
CN (1) CN1572253B (de)
DE (1) DE602004009368T2 (de)

Families Citing this family (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7050527B2 (en) * 2004-02-09 2006-05-23 G.E. Medical Systems Global Technology Company, Llc Methods and apparatus for artifact reduction in cone beam CT image reconstruction
US7215734B2 (en) * 2004-06-30 2007-05-08 General Electric Company Method and system for three-dimensional reconstruction of images
US7173996B2 (en) * 2004-07-16 2007-02-06 General Electric Company Methods and apparatus for 3D reconstruction in helical cone beam volumetric CT
US7583777B2 (en) * 2004-07-21 2009-09-01 General Electric Company Method and apparatus for 3D reconstruction of images
US7539281B2 (en) * 2004-10-15 2009-05-26 General Electric Company Methods and apparatus for reconstruction in helical cone beam volumetric CT
US7573973B2 (en) * 2005-05-17 2009-08-11 General Electric Company Methods and systems to facilitate reducing cone beam artifacts in images
AU2007217369A1 (en) * 2006-02-27 2007-08-30 University Of Rochester Method and apparatus for cone beam CT dynamic imaging
US20080056432A1 (en) * 2006-08-30 2008-03-06 General Electric Company Reconstruction of CT projection data
US7706499B2 (en) 2006-08-30 2010-04-27 General Electric Company Acquisition and reconstruction of projection data using a stationary CT geometry
US7616731B2 (en) * 2006-08-30 2009-11-10 General Electric Company Acquisition and reconstruction of projection data using a stationary CT geometry
US7835486B2 (en) * 2006-08-30 2010-11-16 General Electric Company Acquisition and reconstruction of projection data using a stationary CT geometry
JP5572386B2 (ja) * 2006-10-18 2014-08-13 コーニンクレッカ フィリップス エヌ ヴェ 関心領域を撮像する撮像システム、撮像方法及びコンピュータプログラム
US7542541B2 (en) * 2006-10-20 2009-06-02 General Electric Company View weighting methods and apparatus
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
US8494111B2 (en) * 2007-11-02 2013-07-23 Kabushiki Kaisha Toshiba System and method for image reconstruction for helical cone beam computed tomography with factorized redundancy weighting
US9369962B2 (en) 2010-05-17 2016-06-14 Qualcomm Incorporated Reducing idle mode power consumption for monitoring neighboring base stations
US8805037B2 (en) 2011-05-31 2014-08-12 General Electric Company Method and system for reconstruction of tomographic images
JP5872212B2 (ja) * 2011-09-08 2016-03-01 株式会社東芝 マルチスライスｃｔ装置及びデータ前処理方法
US8724876B2 (en) * 2011-10-18 2014-05-13 Kabushiki Kaisha Toshiba Method and system for substantially reducing streak artifacts in helical cone beam computer tomography (CT)
US8712134B2 (en) * 2011-10-18 2014-04-29 Kabushiki Kaisha Toshiba Method and system for expanding axial coverage in iterative reconstruction in computer tomography (CT)
US8837797B2 (en) * 2012-01-10 2014-09-16 Kabushiki Kaisha Toshiba Spatial resolution improvement in computer tomography (CT) using iterative reconstruction
WO2013161443A1 (ja) * 2012-04-24 2013-10-31 株式会社 日立メディコ Ｘ線cｔ装置及び画像再構成方法
CN106651753B (zh) * 2016-09-28 2020-03-17 东软医疗***股份有限公司 提高ct图像显示效果的方法及装置

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
US5708691A (en) 1996-07-05 1998-01-13 Kabushiki Kaisha Toshiba X-ray computed tomographic imaging device and x-ray computed tomographic method
US6061423A (en) * 1998-08-25 2000-05-09 General Electric Company Fluoroscopy image reconstruction
US6466640B1 (en) * 1999-11-26 2002-10-15 Kabushiki Kaisha Toshiba Computed tomography system and method
US6324241B1 (en) * 1999-12-30 2001-11-27 Ge Medical Systems Global Technology Company, Llc Method and apparatus for CT reconstruction
US6341154B1 (en) * 2000-06-22 2002-01-22 Ge Medical Systems Global Technology Company, Llc Methods and apparatus for fast CT imaging helical weighting
US6408042B1 (en) * 2001-06-15 2002-06-18 Ge Medical Systems Global Technology Company, Llc Methods and apparatus for cone beam artifact suppression in scanning imaging systems
DE10204926A1 (de) * 2002-02-07 2003-08-21 Philips Intellectual Property Sequentielles Computertomographie-Verfahren
DE10244181A1 (de) * 2002-09-23 2004-04-01 Siemens Ag Verfahren zur Bilderstellung in der Computertomographie und CT-Gerät zur Durchführung des Verfahrens
JP4360817B2 (ja) * 2002-10-18 2009-11-11 株式会社日立メディコ 放射線断層撮影装置
US6845144B2 (en) * 2003-02-08 2005-01-18 Ge Medical Systems Global Technology Company, Llc Three dimensional back projection method and an X-ray CT apparatus

Also Published As

Publication number Publication date
US20040252806A1 (en) 2004-12-16
CN1572253B (zh) 2012-04-25
EP1489559A1 (de) 2004-12-22
CN1572253A (zh) 2005-02-02
EP1489559B1 (de) 2007-10-10
DE602004009368T2 (de) 2008-07-10
JP4612347B2 (ja) 2011-01-12
JP2010240498A (ja) 2010-10-28
US6917663B2 (en) 2005-07-12
JP2005007169A (ja) 2005-01-13

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