DE69831742D1 - System zur rekonstruktion bei kegelstrahltomographie - Google Patents

System zur rekonstruktion bei kegelstrahltomographie

Info

Publication number
DE69831742D1
DE69831742D1 DE69831742T DE69831742T DE69831742D1 DE 69831742 D1 DE69831742 D1 DE 69831742D1 DE 69831742 T DE69831742 T DE 69831742T DE 69831742 T DE69831742 T DE 69831742T DE 69831742 D1 DE69831742 D1 DE 69831742D1
Authority
DE
Germany
Prior art keywords
cone
data
projections
reconstruction
calculated
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
DE69831742T
Other languages
English (en)
Other versions
DE69831742T2 (de
Inventor
Ruola Ning
Xiaohui Wang
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 Rochester
Original Assignee
University of Rochester
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 US08/888,331 external-priority patent/US5999587A/en
Application filed by University of Rochester filed Critical University of Rochester
Publication of DE69831742D1 publication Critical patent/DE69831742D1/de
Application granted granted Critical
Publication of DE69831742T2 publication Critical patent/DE69831742T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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
    • A61B6/44—Constructional features of apparatus for radiation diagnosis
    • A61B6/4429—Constructional features of apparatus for radiation diagnosis related to the mounting of source units and detector units
    • A61B6/4435—Constructional features of apparatus for radiation diagnosis related to the mounting of source units and detector units the source unit and the detector unit being coupled by a rigid structure
    • A61B6/4447—Tiltable gantries
    • 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

  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Medical Informatics (AREA)
  • Engineering & Computer Science (AREA)
  • Radiology & Medical Imaging (AREA)
  • Molecular Biology (AREA)
  • Biophysics (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Optics & Photonics (AREA)
  • Pathology (AREA)
  • Physics & Mathematics (AREA)
  • Biomedical Technology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • High Energy & Nuclear Physics (AREA)
  • Surgery (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Apparatus For Radiation Diagnosis (AREA)
  • Tents Or Canopies (AREA)
  • Road Signs Or Road Markings (AREA)
  • Diaphragms For Electromechanical Transducers (AREA)
DE69831742T 1997-07-03 1998-06-19 System zur rekonstruktion bei kegelstrahltomographie Expired - Lifetime DE69831742T2 (de)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US888331 1997-07-03
US08/888,331 US5999587A (en) 1997-07-03 1997-07-03 Method of and system for cone-beam tomography reconstruction
US09/014,107 US6075836A (en) 1997-07-03 1998-01-27 Method of and system for intravenous volume tomographic digital angiography imaging
US14107 1998-01-27
PCT/US1998/012468 WO1999001066A1 (en) 1997-07-03 1998-06-19 Method of and system for cone-beam tomography reconstruction

Publications (2)

Publication Number Publication Date
DE69831742D1 true DE69831742D1 (de) 2005-11-03
DE69831742T2 DE69831742T2 (de) 2006-06-22

Family

ID=26685668

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69831742T Expired - Lifetime DE69831742T2 (de) 1997-07-03 1998-06-19 System zur rekonstruktion bei kegelstrahltomographie

Country Status (7)

Country Link
US (2) US6075836A (de)
EP (1) EP0993272B1 (de)
AT (1) ATE305267T1 (de)
AU (1) AU732921B2 (de)
CA (1) CA2295973C (de)
DE (1) DE69831742T2 (de)
WO (1) WO1999001066A1 (de)

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Also Published As

Publication number Publication date
EP0993272A1 (de) 2000-04-19
WO1999001066A9 (en) 1999-04-22
US6075836A (en) 2000-06-13
US6298110B1 (en) 2001-10-02
CA2295973C (en) 2008-01-22
CA2295973A1 (en) 1999-01-14
EP0993272B1 (de) 2005-09-28
ATE305267T1 (de) 2005-10-15
DE69831742T2 (de) 2006-06-22
WO1999001066A1 (en) 1999-01-14
AU732921B2 (en) 2001-05-03
AU7969098A (en) 1999-01-25

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