IL139460A0 - Methods and apparatus for adaptive interpolation reduced view ct scan - Google Patents

Methods and apparatus for adaptive interpolation reduced view ct scan

Info

Publication number
IL139460A0
IL139460A0 IL13946000A IL13946000A IL139460A0 IL 139460 A0 IL139460 A0 IL 139460A0 IL 13946000 A IL13946000 A IL 13946000A IL 13946000 A IL13946000 A IL 13946000A IL 139460 A0 IL139460 A0 IL 139460A0
Authority
IL
Israel
Prior art keywords
scan
methods
adaptive interpolation
reduced view
interpolation reduced
Prior art date
Application number
IL13946000A
Other languages
English (en)
Original Assignee
Gen Electric
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 Gen Electric filed Critical Gen Electric
Publication of IL139460A0 publication Critical patent/IL139460A0/xx

Links

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
    • 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)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Apparatus For Radiation Diagnosis (AREA)
IL13946000A 1999-11-16 2000-11-03 Methods and apparatus for adaptive interpolation reduced view ct scan IL139460A0 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US09/440,733 US6285732B1 (en) 1999-11-16 1999-11-16 Methods and apparatus for adaptive interpolation reduced view CT scan

Publications (1)

Publication Number Publication Date
IL139460A0 true IL139460A0 (en) 2001-11-25

Family

ID=23749955

Family Applications (1)

Application Number Title Priority Date Filing Date
IL13946000A IL139460A0 (en) 1999-11-16 2000-11-03 Methods and apparatus for adaptive interpolation reduced view ct scan

Country Status (6)

Country Link
US (1) US6285732B1 (enExample)
EP (1) EP1104917B1 (enExample)
JP (1) JP4646382B2 (enExample)
CN (1) CN1198537C (enExample)
DE (1) DE60043766D1 (enExample)
IL (1) IL139460A0 (enExample)

Families Citing this family (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6980681B1 (en) 2000-04-24 2005-12-27 Ge Medical Systems Global Technology Company, Llc Methods and apparatus for helical reconstruction for multislice CT scan
US6415013B1 (en) 2000-12-28 2002-07-02 Ge Medical Systems Global Technology Company, Llc Backprojection methods and apparatus for computed tomography imaging systems
US6418184B1 (en) 2000-12-29 2002-07-09 Ge Medical Systems Global Technology Company, Llc Helical rowwise view weighting of computed tomographic images
US6463118B2 (en) 2000-12-29 2002-10-08 Ge Medical Systems Global Technology Company, Llc Computed tomography (CT) weighting for high quality image recontruction
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
US6449330B1 (en) 2001-06-28 2002-09-10 Ge Medical Systems Global Technology Company, Llc Methods and apparatus for artifact reduction in computed tomographic imaging
US6529574B1 (en) 2001-07-18 2003-03-04 Ge Medical Systems Global Technology Company, Llc Methods and apparatus for FOV-dependent aliasing artifact reduction
US6678346B2 (en) * 2001-10-11 2004-01-13 Ge Medical Systems Global Technology Company Llc Cone-beam CT scanner with image reconstruction using multiple sub-images
US6404842B1 (en) 2001-10-15 2002-06-11 Ge Medical Systems Global Technology Company, Llc Method and apparatus for image reconstruction in twin helical computed tomographic systems
US6587537B1 (en) 2002-04-01 2003-07-01 Ge Medical Systems Global Technology Company, Llc Methods and apparatus for multi-slice image reconstruction
EP1646980A1 (en) * 2003-07-22 2006-04-19 Humanitas Mirasole S.p.A. Method and apparatus for analyzing biological tissue images
US6999550B2 (en) * 2004-02-09 2006-02-14 Ge Medical Systems Global Technology Method and apparatus for obtaining data for reconstructing images of an object
DE102004010955B4 (de) * 2004-03-03 2007-05-31 Siemens Ag Bildgebendes Tomografiegerät
US7177390B2 (en) * 2004-03-11 2007-02-13 Trex Enterprises Corp Digital x-ray tomosynthesis system
US7042974B2 (en) * 2004-05-20 2006-05-09 Eastman Kodak Company Method for reconstructing tomographic images
JP4717511B2 (ja) * 2005-05-20 2011-07-06 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画像再構成方法およびｘ線ｃｔ装置
US8135197B2 (en) 2005-10-20 2012-03-13 Koninklijke Philips Electronics N.V. Automatic adaptive soft tissue thresholding for two-pass CT cone-beam artifact reduction
CN101074936B (zh) * 2006-05-19 2010-12-29 Ge医疗系统环球技术有限公司 X射线ct设备
EP2370955A1 (en) * 2008-12-05 2011-10-05 Helmholtz Zentrum München Deutsches Forschungszentrum für Gesundheit und Umwelt (GmbH) Reconstructing a tomographic image with reduced artifacts
WO2011011684A2 (en) * 2009-07-24 2011-01-27 The Research Foundation Of State University Of New York Selection of optimal views for computed tomography reconstruction
US10950012B2 (en) * 2015-01-09 2021-03-16 Shimadzu Corporation Radiation image generation method and image processing device
JP6833467B2 (ja) * 2016-11-15 2021-02-24 キヤノンメディカルシステムズ株式会社 Ｘ線コンピュータ断層撮影装置

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
US5546439A (en) * 1995-11-02 1996-08-13 General Electric Company Systems, methods and apparatus for incrementally reconstructing overlapped images in a CT system implementing a helical scan
US5708691A (en) * 1996-07-05 1998-01-13 Kabushiki Kaisha Toshiba X-ray computed tomographic imaging device and x-ray computed tomographic method
EP0910280B1 (en) * 1996-11-27 2004-03-31 Philips Electronics N.V. Computer tomography device for volume scanning
US5848117A (en) * 1996-11-27 1998-12-08 Analogic Corporation Apparatus and method for computed tomography scanning using halfscan reconstruction with asymmetric detector system
US5828718A (en) * 1996-11-27 1998-10-27 Analogic Corporation Method and apparatus for helical computed tomography scanning with asymmetric detector system
JP3124254B2 (ja) * 1997-07-24 2001-01-15 ジーイー横河メディカルシステム株式会社 放射線断層撮影装置
US5946371A (en) * 1997-12-08 1999-08-31 Analogic Corporation Method and apparatus for volumetric computed tomography scanning with offset symmetric or asymmetric detector system

Also Published As

Publication number Publication date
EP1104917A3 (en) 2002-01-02
JP4646382B2 (ja) 2011-03-09
DE60043766D1 (de) 2010-03-18
EP1104917B1 (en) 2010-01-27
CN1198537C (zh) 2005-04-27
EP1104917A2 (en) 2001-06-06
CN1295822A (zh) 2001-05-23
JP2001187050A (ja) 2001-07-10
US6285732B1 (en) 2001-09-04

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