AU2003304013A1 - Efficient variable pitch spiral computed tomography algorithm - Google Patents

Efficient variable pitch spiral computed tomography algorithm

Info

Publication number
AU2003304013A1
AU2003304013A1 AU2003304013A AU2003304013A AU2003304013A1 AU 2003304013 A1 AU2003304013 A1 AU 2003304013A1 AU 2003304013 A AU2003304013 A AU 2003304013A AU 2003304013 A AU2003304013 A AU 2003304013A AU 2003304013 A1 AU2003304013 A1 AU 2003304013A1
Authority
AU
Australia
Prior art keywords
computed tomography
variable pitch
pitch spiral
efficient variable
spiral computed
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.)
Abandoned
Application number
AU2003304013A
Other versions
AU2003304013A8 (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
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 US10/389,090 external-priority patent/US6771733B2/en
Priority claimed from US10/389,534 external-priority patent/US6804321B2/en
Priority claimed from US10/728,136 external-priority patent/US7010079B2/en
Priority claimed from PCT/US2003/038375 external-priority patent/WO2004051431A2/en
Application filed by University of Central Florida filed Critical University of Central Florida
Publication of AU2003304013A1 publication Critical patent/AU2003304013A1/en
Publication of AU2003304013A8 publication Critical patent/AU2003304013A8/en
Abandoned 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
    • 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
    • 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]
    • 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

  • Engineering & Computer Science (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Medical Informatics (AREA)
  • Theoretical Computer Science (AREA)
  • Surgery (AREA)
  • Radiology & Medical Imaging (AREA)
  • Veterinary Medicine (AREA)
  • Public Health (AREA)
  • General Health & Medical Sciences (AREA)
  • Biophysics (AREA)
  • High Energy & Nuclear Physics (AREA)
  • General Physics & Mathematics (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Optics & Photonics (AREA)
  • Pathology (AREA)
  • Animal Behavior & Ethology (AREA)
  • Biomedical Technology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Molecular Biology (AREA)
  • Algebra (AREA)
  • Pure & Applied Mathematics (AREA)
  • Mathematical Analysis (AREA)
  • Mathematical Optimization (AREA)
  • Mathematical Physics (AREA)
  • Pulmonology (AREA)
  • Apparatus For Radiation Diagnosis (AREA)
  • Image Processing (AREA)
AU2003304013A 2003-03-14 2003-12-24 Efficient variable pitch spiral computed tomography algorithm Abandoned AU2003304013A1 (en)

Applications Claiming Priority (11)

Application Number Priority Date Filing Date Title
US10/389,534 2003-03-14
US10/389,090 2003-03-14
US10/389,090 US6771733B2 (en) 2001-08-16 2003-03-14 Method of reconstructing images for spiral and non-spiral computer tomography
US10/389,534 US6804321B2 (en) 2001-08-16 2003-03-14 Filtered back projection (FBP) algorithm for computer tomography
PCT/US2003/009909 WO2003094736A1 (en) 2002-05-10 2003-04-01 Ct image reconstruction method
AU2003226176 2003-04-01
US10/728,136 US7010079B2 (en) 2001-08-16 2003-12-04 3PI algorithm for spiral CT
AU2003300812 2003-12-04
PCT/US2003/038375 WO2004051431A2 (en) 2002-12-04 2003-12-04 3pi algorithm for spiral ct
US10/728,136 2003-12-04
PCT/US2003/041114 WO2004084137A2 (en) 2003-03-14 2003-12-24 Efficient variable pitch spiral computed tomography algorithm

Publications (2)

Publication Number Publication Date
AU2003304013A1 true AU2003304013A1 (en) 2004-10-11
AU2003304013A8 AU2003304013A8 (en) 2004-10-11

Family

ID=56290515

Family Applications (1)

Application Number Title Priority Date Filing Date
AU2003304013A Abandoned AU2003304013A1 (en) 2003-03-14 2003-12-24 Efficient variable pitch spiral computed tomography algorithm

Country Status (4)

Country Link
EP (1) EP1605825A4 (en)
JP (1) JP2006513812A (en)
AU (1) AU2003304013A1 (en)
WO (1) WO2004084137A2 (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7010079B2 (en) * 2001-08-16 2006-03-07 Research Foundation Of The University Of Central Florida 3PI algorithm for spiral CT
US6977984B2 (en) * 2003-10-07 2005-12-20 Ge Medical Systems Global Technology Company, Llc Methods and apparatus for dynamical helical scanned image production
JP2007236662A (en) * 2006-03-09 2007-09-20 Ge Medical Systems Global Technology Co Llc X-ray ct system, its x-ray ct image reconstitution method and x-ray ct image photographing method
DE102007021023A1 (en) 2007-05-04 2008-11-13 Siemens Ag Imaging method for the variable-pitch spiral CT and CT apparatus for performing the method
US11039808B2 (en) 2019-02-13 2021-06-22 Analogic Corporation Scanning systems configured to inspect conveyed objects and related systems and methods

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5881123A (en) * 1998-03-31 1999-03-09 Siemens Corporate Research, Inc. Simplified cone beam image reconstruction using 3D backprojection
US6233303B1 (en) * 1999-07-21 2001-05-15 Siemens Corporate Research, Inc. Method and apparatus for reducing X-ray dosage in a spiral scan cone beam CT imaging system
US6292525B1 (en) * 1999-09-30 2001-09-18 Siemens Corporate Research, Inc. Use of Hilbert transforms to simplify image reconstruction in a spiral scan cone beam CT imaging system
US6442228B1 (en) * 2000-04-20 2002-08-27 Ge Medical Systems Global Technology Company, Llc Data acquisition modifications for improved reconstruction with conventional CT
US6574299B1 (en) * 2001-08-16 2003-06-03 University Of Central Florida Exact filtered back projection (FBP) algorithm for spiral computer tomography

Also Published As

Publication number Publication date
WO2004084137A2 (en) 2004-09-30
EP1605825A4 (en) 2008-01-23
WO2004084137A3 (en) 2004-11-18
AU2003304013A8 (en) 2004-10-11
EP1605825A2 (en) 2005-12-21
JP2006513812A (en) 2006-04-27

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Legal Events

Date Code Title Description
MK6 Application lapsed section 142(2)(f)/reg. 8.3(3) - pct applic. not entering national phase