DE69821082D1 - Abbildungsvorrichtung und Verfahren für Computertomographie - Google Patents

Abbildungsvorrichtung und Verfahren für Computertomographie

Info

Publication number
DE69821082D1
DE69821082D1 DE69821082T DE69821082T DE69821082D1 DE 69821082 D1 DE69821082 D1 DE 69821082D1 DE 69821082 T DE69821082 T DE 69821082T DE 69821082 T DE69821082 T DE 69821082T DE 69821082 D1 DE69821082 D1 DE 69821082D1
Authority
DE
Germany
Prior art keywords
imaging device
computed tomography
tomography
computed
imaging
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
DE69821082T
Other languages
English (en)
Other versions
DE69821082T2 (de
Inventor
Dominic J Heuscher
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.)
Koninklijke Philips NV
Original Assignee
Koninklijke Philips Electronics NV
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 Koninklijke Philips Electronics NV filed Critical Koninklijke Philips Electronics NV
Application granted granted Critical
Publication of DE69821082D1 publication Critical patent/DE69821082D1/de
Publication of DE69821082T2 publication Critical patent/DE69821082T2/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
    • G06T11/006—Inverse problem, transformation from projection-space into object-space, e.g. transform methods, back-projection, algebraic methods
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T2211/00—Image generation
    • G06T2211/40—Computed tomography
    • G06T2211/428—Real-time
    • 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

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Mathematical Physics (AREA)
  • Mathematical Optimization (AREA)
  • Mathematical Analysis (AREA)
  • Pure & Applied Mathematics (AREA)
  • Algebra (AREA)
  • Apparatus For Radiation Diagnosis (AREA)
  • Image Processing (AREA)
  • Closed-Circuit Television Systems (AREA)
  • Image Analysis (AREA)
DE69821082T 1997-11-26 1998-10-06 Abbildungsvorrichtung und Verfahren für Computertomographie Expired - Lifetime DE69821082T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US979996 1997-11-26
US08/979,996 US6078639A (en) 1997-11-26 1997-11-26 Real time continuous CT imaging

Publications (2)

Publication Number Publication Date
DE69821082D1 true DE69821082D1 (de) 2004-02-19
DE69821082T2 DE69821082T2 (de) 2004-11-25

Family

ID=25527279

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69821082T Expired - Lifetime DE69821082T2 (de) 1997-11-26 1998-10-06 Abbildungsvorrichtung und Verfahren für Computertomographie

Country Status (4)

Country Link
US (1) US6078639A (de)
EP (1) EP0919954B1 (de)
JP (1) JPH11239346A (de)
DE (1) DE69821082T2 (de)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6343108B1 (en) * 1999-06-18 2002-01-29 Philips Medical Systems (Cleveland), Inc. Cone beam scanner using oblique surface reconstructions
EP1374178A2 (de) * 2001-03-12 2004-01-02 Koninklijke Philips Electronics N.V. Schnelles rechnergestütztes tomographie-verfahren
EP1244058A1 (de) * 2001-03-22 2002-09-25 VAMP Verfahren und Apparate der Medizinischen Physik GmbH Computertomograph mit merkmalsgewichteter Bild-zu-Volumen Interpolation in Echtzeit
US7058440B2 (en) * 2001-06-28 2006-06-06 Koninklijke Philips Electronics N.V. Dynamic computed tomography imaging using positional state modeling
US20030072478A1 (en) * 2001-10-12 2003-04-17 Claus Bernhard Erich Hermann Reconstruction method for tomosynthesis
DE10155590A1 (de) * 2001-11-13 2003-05-15 Philips Corp Intellectual Pty Fluoroskopisches Computertomographie-Verfahren
US6775347B2 (en) * 2002-05-29 2004-08-10 Ge Medical Systems Global Technology Company Methods and apparatus for reconstructing an image of an object
US6754297B2 (en) * 2002-08-28 2004-06-22 Imaging3, Inc. Apparatus and method for three-dimensional real-time imaging system
US6944260B2 (en) * 2003-11-11 2005-09-13 Ge Medical Systems Global Technology Company, Llc Methods and apparatus for artifact reduction in computed tomography imaging systems
JP4434698B2 (ja) * 2003-11-13 2010-03-17 株式会社東芝 Ｘ線ｃｔ装置
US7583777B2 (en) 2004-07-21 2009-09-01 General Electric Company Method and apparatus for 3D reconstruction of images
DE102005012653A1 (de) * 2005-03-18 2006-10-05 Siemens Ag Verfahren und Computertomographie-Gerät zur Erstellung computertomographischer Aufnahmen von einem schlagenden Herzen eines Patienten
JP2008539930A (ja) * 2005-05-12 2008-11-20 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 超短スキャン及び最新データのより強い重み付けを実行する連続コンピュータ断層撮影
US8781558B2 (en) * 2011-11-07 2014-07-15 General Electric Company System and method of radiation dose targeting through ventilatory controlled anatomical positioning
CN103674979B (zh) * 2012-09-19 2016-12-21 同方威视技术股份有限公司 一种行李物品ct安检系统及其探测器装置
US9148940B2 (en) * 2012-12-13 2015-09-29 Carestream Health, Inc. Interposer mechanism for a retrofit digital X-ray detector and methods of using the same
US9757088B2 (en) * 2014-11-13 2017-09-12 Toshiba Medical Systems Corporation Detector apparatus for cone beam computed tomography
CN110073412B (zh) 2016-12-06 2023-11-03 皇家飞利浦有限公司 使用交替否定的图像噪声估计

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3983398A (en) * 1974-11-29 1976-09-28 The Board Of Trustees Of Leland Stanford Junior University Method and apparatus for X-ray or γ-ray 3-D tomography using a fan beam
JPS57134142A (en) * 1981-02-12 1982-08-19 Tokyo Shibaura Electric Co Computed tomography apparatus
JPS5878649A (ja) * 1981-10-31 1983-05-12 株式会社日立メデイコ Ｃｔ画像処理装置
US4580219A (en) * 1983-05-02 1986-04-01 General Electric Company Method for reducing image artifacts due to projection measurement inconsistencies
JPS60179042A (ja) * 1984-02-27 1985-09-12 株式会社日立メデイコ Ｃｔ装置
JPS6198239A (ja) * 1984-10-18 1986-05-16 株式会社日立メディコ Ｘ線ｃｔ装置
JPS61185256A (ja) * 1985-02-13 1986-08-18 株式会社日立メデイコ Ｘ線ｃｔ画像処理装置
US4707822A (en) * 1985-05-09 1987-11-17 Kabushiki Kaisha Toshiba Tomographic apparatus
JPH01119233A (ja) * 1987-10-30 1989-05-11 Yokogawa Medical Syst Ltd Ｘ線断層撮影装置
JP3006722B2 (ja) * 1991-02-22 2000-02-07 株式会社東芝 コンピュータ断層撮影装置
US5406479A (en) * 1993-12-20 1995-04-11 Imatron, Inc. Method for rebinning and for correcting cone beam error in a fan beam computed tomographic scanner system
US5757951A (en) * 1994-12-20 1998-05-26 Picker International, Inc. Correction of off-focal radiation
JP3735390B2 (ja) * 1995-01-31 2006-01-18 株式会社東芝 Ｘ線コンピュータ断層撮影装置

Also Published As

Publication number Publication date
US6078639A (en) 2000-06-20
EP0919954A1 (de) 1999-06-02
DE69821082T2 (de) 2004-11-25
JPH11239346A (ja) 1999-08-31
EP0919954B1 (de) 2004-01-14

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Legal Events

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