DE602006013733D1 - Röntgen-CT-Gerät und Datendetektionsverfahren des Röntgen-CT-Geräts - Google Patents

Röntgen-CT-Gerät und Datendetektionsverfahren des Röntgen-CT-Geräts

Info

Publication number
DE602006013733D1
DE602006013733D1 DE602006013733T DE602006013733T DE602006013733D1 DE 602006013733 D1 DE602006013733 D1 DE 602006013733D1 DE 602006013733 T DE602006013733 T DE 602006013733T DE 602006013733 T DE602006013733 T DE 602006013733T DE 602006013733 D1 DE602006013733 D1 DE 602006013733D1
Authority
DE
Germany
Prior art keywords
ray
detection method
data detection
data
detection
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.)
Active
Application number
DE602006013733T
Other languages
English (en)
Inventor
Miwa Okumura
Satoru Nakanishi
Masaharu Tsuyuki
Yasuo Saito
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 DE602006013733D1 publication Critical patent/DE602006013733D1/de
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • 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
    • A61B6/4007—Arrangements for generating radiation specially adapted for radiation diagnosis characterised by using a plurality of source units
    • A61B6/4014—Arrangements for generating radiation specially adapted for radiation diagnosis characterised by using a plurality of source units arranged in multiple source-detector units
    • 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
    • A61B6/482—Diagnostic techniques involving multiple energy imaging
    • 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
    • G06T11/006—Inverse problem, transformation from projection-space into object-space, e.g. transform methods, back-projection, algebraic methods
    • 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
    • A61B6/405—Source units specially adapted to modify characteristics of the beam during the data acquisition process
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T2211/00—Image generation
    • G06T2211/40—Computed tomography
    • G06T2211/412—Dynamic

Landscapes

  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Medical Informatics (AREA)
  • Physics & Mathematics (AREA)
  • Surgery (AREA)
  • General Health & Medical Sciences (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Optics & Photonics (AREA)
  • Pathology (AREA)
  • Radiology & Medical Imaging (AREA)
  • Biomedical Technology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Molecular Biology (AREA)
  • Biophysics (AREA)
  • Animal Behavior & Ethology (AREA)
  • High Energy & Nuclear Physics (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Theoretical Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Mathematical Analysis (AREA)
  • Mathematical Optimization (AREA)
  • Mathematical Physics (AREA)
  • Pure & Applied Mathematics (AREA)
  • Algebra (AREA)
  • Pulmonology (AREA)
  • Apparatus For Radiation Diagnosis (AREA)
DE602006013733T 2005-03-07 2006-03-03 Röntgen-CT-Gerät und Datendetektionsverfahren des Röntgen-CT-Geräts Active DE602006013733D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2005061911 2005-03-07

Publications (1)

Publication Number Publication Date
DE602006013733D1 true DE602006013733D1 (de) 2010-06-02

Family

ID=36602502

Family Applications (1)

Application Number Title Priority Date Filing Date
DE602006013733T Active DE602006013733D1 (de) 2005-03-07 2006-03-03 Röntgen-CT-Gerät und Datendetektionsverfahren des Röntgen-CT-Geräts

Country Status (5)

Country Link
US (1) US7421062B2 (de)
EP (1) EP1701307B1 (de)
JP (1) JP2012030117A (de)
CN (1) CN1830391A (de)
DE (1) DE602006013733D1 (de)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102009019514A1 (de) * 2009-04-30 2010-11-11 Siemens Aktiengesellschaft CT-System und Verfahren zur Phasenkontrast- und Absorptionsbildgebung
US9271689B2 (en) 2010-01-20 2016-03-01 General Electric Company Apparatus for wide coverage computed tomography and method of constructing same
CN102608142B (zh) * 2012-03-20 2014-04-23 华北电力大学 压水堆核电站管道腐蚀产物检测方法
JP6165559B2 (ja) * 2012-08-31 2017-07-19 東芝メディカルシステムズ株式会社 Ｘ線ｃｔ装置
JP2014226376A (ja) * 2013-05-23 2014-12-08 株式会社東芝 Ｘ線ｃｔ装置
CN104574292B (zh) 2014-11-26 2018-06-26 沈阳东软医疗系统有限公司 一种ct图像的校正方法和装置
CN106999135B (zh) * 2014-12-10 2020-11-13 皇家飞利浦有限公司 辐射发射成像系统和方法
US20170215818A1 (en) * 2016-02-03 2017-08-03 General Electric Company High-resolution computed tomography or c-arm imaging

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2614083B2 (de) * 1976-04-01 1979-02-08 Siemens Ag, 1000 Berlin Und 8000 Muenchen Röntgenschichtgerät zur Herstellung von Transversalschichtbildern
JPS53114378A (en) * 1977-03-16 1978-10-05 Toshiba Corp Tomographic pickup unit by radiation
JPH0252640A (ja) 1988-08-15 1990-02-22 Toshiba Corp Ｘ線ｃｔスキャナ装置
JPH05168616A (ja) 1991-12-26 1993-07-02 Toshiba Corp Ｘ線ｃｔ装置
US5966422A (en) * 1992-07-20 1999-10-12 Picker Medical Systems, Ltd. Multiple source CT scanner
DE19802405B4 (de) * 1998-01-22 2004-07-08 Siemens Ag Röntgendiagnostikeinrichtung mit einem Computertomographen
US6421412B1 (en) * 1998-12-31 2002-07-16 General Electric Company Dual cardiac CT scanner
JP4267180B2 (ja) 2000-06-07 2009-05-27 株式会社日立メディコ Ｘ線ｃｔ装置
DE10302565A1 (de) 2003-01-22 2004-08-12 Siemens Ag Bildgebendes Tomographiegerät mit wenigstens zwei Strahler-Detektor-Kombinationen
DE10302567A1 (de) * 2003-01-22 2004-08-12 Siemens Ag Bildgebendes Tomographiegerät mit wenigstens zwei Strahler-Detektor-Systemen und Verfahren zum Betrieb eines solchen Tomographiegeräts
US7324623B2 (en) * 2003-07-15 2008-01-29 Koninklijke Philips Electronics N. V. Computed tomography scanner with large gantry bore
US7194061B2 (en) * 2004-09-14 2007-03-20 Kabushiki Kaisha Toshiba X-ray computer tomography apparatus
DE102004051172A1 (de) * 2004-10-20 2006-04-27 Siemens Ag Detektor für ein Computertomographiegerät und Computertomographiegerät mit einem solchen Detektor
US7062006B1 (en) * 2005-01-19 2006-06-13 The Board Of Trustees Of The Leland Stanford Junior University Computed tomography with increased field of view

Also Published As

Publication number Publication date
EP1701307B1 (de) 2010-04-21
JP2012030117A (ja) 2012-02-16
EP1701307A2 (de) 2006-09-13
US7421062B2 (en) 2008-09-02
EP1701307A3 (de) 2006-11-02
US20060210014A1 (en) 2006-09-21
CN1830391A (zh) 2006-09-13

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Legal Events

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