ATE292807T1 - Verfahren zur bildrekonstruktion für tomographie - Google Patents

Verfahren zur bildrekonstruktion für tomographie

Info

Publication number
ATE292807T1
ATE292807T1 AT99309336T AT99309336T ATE292807T1 AT E292807 T1 ATE292807 T1 AT E292807T1 AT 99309336 T AT99309336 T AT 99309336T AT 99309336 T AT99309336 T AT 99309336T AT E292807 T1 ATE292807 T1 AT E292807T1
Authority
AT
Austria
Prior art keywords
map
emission
projection data
previous
measured
Prior art date
Application number
AT99309336T
Other languages
English (en)
Inventor
William G Hawkins
Daniel Gagnon
Original Assignee
Koninkl 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 Koninkl Philips Electronics Nv filed Critical Koninkl Philips Electronics Nv
Application granted granted Critical
Publication of ATE292807T1 publication Critical patent/ATE292807T1/de

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01T—MEASUREMENT OF NUCLEAR OR X-RADIATION
    • G01T1/00—Measuring X-radiation, gamma radiation, corpuscular radiation, or cosmic radiation
    • G01T1/16—Measuring radiation intensity
    • G01T1/161—Applications in the field of nuclear medicine, e.g. in vivo counting
    • G01T1/1615—Applications in the field of nuclear medicine, e.g. in vivo counting using both transmission and emission sources simultaneously
    • 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]
    • A61B6/037—Emission tomography
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01T—MEASUREMENT OF NUCLEAR OR X-RADIATION
    • G01T1/00—Measuring X-radiation, gamma radiation, corpuscular radiation, or cosmic radiation
    • G01T1/29—Measurement performed on radiation beams, e.g. position or section of the beam; Measurement of spatial distribution of radiation
    • G01T1/2914—Measurement of spatial distribution of radiation
    • G01T1/2985—In depth localisation, e.g. using positron emitters; Tomographic imaging (longitudinal and transverse section imaging; apparatus for radiation diagnosis sequentially in different planes, steroscopic radiation diagnosis)

Landscapes

  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Molecular Biology (AREA)
  • Medical Informatics (AREA)
  • High Energy & Nuclear Physics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Optics & Photonics (AREA)
  • General Physics & Mathematics (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • General Health & Medical Sciences (AREA)
  • Biomedical Technology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Pathology (AREA)
  • Radiology & Medical Imaging (AREA)
  • Biophysics (AREA)
  • Surgery (AREA)
  • Animal Behavior & Ethology (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Nuclear Medicine (AREA)
  • Apparatus For Radiation Diagnosis (AREA)
  • Analysing Materials By The Use Of Radiation (AREA)
  • Image Generation (AREA)
  • Magnetic Resonance Imaging Apparatus (AREA)
AT99309336T 1998-11-24 1999-11-23 Verfahren zur bildrekonstruktion für tomographie ATE292807T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US09/198,787 US6310968B1 (en) 1998-11-24 1998-11-24 Source-assisted attenuation correction for emission computed tomography

Publications (1)

Publication Number Publication Date
ATE292807T1 true ATE292807T1 (de) 2005-04-15

Family

ID=22734848

Family Applications (1)

Application Number Title Priority Date Filing Date
AT99309336T ATE292807T1 (de) 1998-11-24 1999-11-23 Verfahren zur bildrekonstruktion für tomographie

Country Status (5)

Country Link
US (2) US6310968B1 (de)
EP (1) EP1006370B1 (de)
JP (1) JP2000180550A (de)
AT (1) ATE292807T1 (de)
DE (1) DE69924587T2 (de)

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Also Published As

Publication number Publication date
DE69924587T2 (de) 2006-03-02
EP1006370A3 (de) 2002-01-16
EP1006370A2 (de) 2000-06-07
US6339652B1 (en) 2002-01-15
EP1006370B1 (de) 2005-04-06
DE69924587D1 (de) 2005-05-12
US6310968B1 (en) 2001-10-30
JP2000180550A (ja) 2000-06-30

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