EP1576446A4 - 3pi algorithm for spiral ct - Google Patents

3pi algorithm for spiral ct

Info

Publication number
EP1576446A4
EP1576446A4 EP03812496A EP03812496A EP1576446A4 EP 1576446 A4 EP1576446 A4 EP 1576446A4 EP 03812496 A EP03812496 A EP 03812496A EP 03812496 A EP03812496 A EP 03812496A EP 1576446 A4 EP1576446 A4 EP 1576446A4
Authority
EP
European Patent Office
Prior art keywords
spiral
algorithm
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.)
Withdrawn
Application number
EP03812496A
Other languages
German (de)
French (fr)
Other versions
EP1576446A2 (en
Inventor
Alexander Katsevich
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.)
University of Central Florida Research Foundation Inc UCFRF
Original Assignee
University of Central Florida Research Foundation Inc UCFRF
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
Priority claimed from US10/389,534 external-priority patent/US6804321B2/en
Application filed by University of Central Florida Research Foundation Inc UCFRF filed Critical University of Central Florida Research Foundation Inc UCFRF
Publication of EP1576446A2 publication Critical patent/EP1576446A2/en
Publication of EP1576446A4 publication Critical patent/EP1576446A4/en
Withdrawn legal-status Critical Current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
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T2211/00—Image generation
    • G06T2211/40—Computed tomography
    • G06T2211/416—Exact reconstruction
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T2211/00—Image generation
    • G06T2211/40—Computed tomography
    • G06T2211/421—Filtered back projection [FBP]

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Health & Medical Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Medical Informatics (AREA)
  • Optics & Photonics (AREA)
  • Heart & Thoracic Surgery (AREA)
  • High Energy & Nuclear Physics (AREA)
  • Theoretical Computer Science (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • General Physics & Mathematics (AREA)
  • Pathology (AREA)
  • Radiology & Medical Imaging (AREA)
  • Biomedical Technology (AREA)
  • Biophysics (AREA)
  • Molecular Biology (AREA)
  • Surgery (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Apparatus For Radiation Diagnosis (AREA)
  • Image Processing (AREA)
EP03812496A 2002-12-04 2003-12-04 3pi algorithm for spiral ct Withdrawn EP1576446A4 (en)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US42002P 1997-04-16
US4200202P 2002-12-04 2002-12-04
US389534 2003-03-14
US10/389,534 US6804321B2 (en) 2001-08-16 2003-03-14 Filtered back projection (FBP) algorithm for computer tomography
PCT/US2003/038375 WO2004051431A2 (en) 2002-12-04 2003-12-04 3pi algorithm for spiral ct

Publications (2)

Publication Number Publication Date
EP1576446A2 EP1576446A2 (en) 2005-09-21
EP1576446A4 true EP1576446A4 (en) 2009-02-18

Family

ID=56290510

Family Applications (1)

Application Number Title Priority Date Filing Date
EP03812496A Withdrawn EP1576446A4 (en) 2002-12-04 2003-12-04 3pi algorithm for spiral ct

Country Status (4)

Country Link
EP (1) EP1576446A4 (en)
JP (1) JP2006524059A (en)
AU (1) AU2003300812A1 (en)
WO (1) WO2004051431A2 (en)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1308898A2 (en) * 2001-10-30 2003-05-07 Siemens Corporate Research, Inc. System and method for image reconstruction

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5625660A (en) * 1995-06-30 1997-04-29 Picker International, Inc. Image reconstruction from helical partial cone-beam data
US6272200B1 (en) * 1999-07-28 2001-08-07 Arch Development Corporation Fourier and spline-based reconstruction of helical CT images
US6459754B1 (en) * 1999-10-27 2002-10-01 Ge Medical Systems Global Technology Company, Llc Methods and apparatus for cone beam multislice CT correction
US6574299B1 (en) 2001-08-16 2003-06-03 University Of Central Florida Exact filtered back projection (FBP) algorithm for spiral computer tomography

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1308898A2 (en) * 2001-10-30 2003-05-07 Siemens Corporate Research, Inc. System and method for image reconstruction

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
A. KATSEVICH: "Theoretically exact filtered backprojection-type inversion algorithm for spiral CT", SOCIETY FOR INDUSTRIAL AND APPLIED MATHEMATICS, vol. 62, no. 6, 3 July 2002 (2002-07-03), SIAM J. APPL. MATH., pages 2012 - 2026, XP002509703, Retrieved from the Internet <URL:http://digilander.libero.it/Spiral_CT/document/DOC_24.pdf> [retrieved on 20090108] *
PROSKA, KÖHLER, GRASS, TIMMER: "The n-PI-method for Helical Cone-Beam CT", IEEE TRANSACTIONS ON MEDICAL IMAGING, vol. 19, no. 9, 1 October 2000 (2000-10-01), IEEE, pages 848 - 863, XP002509702, Retrieved from the Internet <URL:http://ieeexplore.ieee.org/stamp/stamp.jsp?arnumber=00887834> [retrieved on 20090108] *

Also Published As

Publication number Publication date
WO2004051431A3 (en) 2005-12-29
AU2003300812A8 (en) 2004-06-23
JP2006524059A (en) 2006-10-26
EP1576446A2 (en) 2005-09-21
AU2003300812A1 (en) 2004-06-23
WO2004051431A2 (en) 2004-06-17

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Legal Events

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Owner name: UNIVERSITY OF CENTRAL FLORIDA RESEARCH FOUNDATION,

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