DE3878117T2 - Verfahren zur korrektur der empfindlichkeit einer gammakamera. - Google Patents

Verfahren zur korrektur der empfindlichkeit einer gammakamera.

Info

Publication number
DE3878117T2
DE3878117T2 DE8888308597T DE3878117T DE3878117T2 DE 3878117 T2 DE3878117 T2 DE 3878117T2 DE 8888308597 T DE8888308597 T DE 8888308597T DE 3878117 T DE3878117 T DE 3878117T DE 3878117 T2 DE3878117 T2 DE 3878117T2
Authority
DE
Germany
Prior art keywords
correcting
sensitivity
gamma camera
gamma
camera
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
DE8888308597T
Other languages
English (en)
Other versions
DE3878117D1 (de
Inventor
Takashi C O Patent Di Ichihara
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.)
Toshiba Corp
Original Assignee
Toshiba Corp
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 Toshiba Corp filed Critical Toshiba Corp
Application granted granted Critical
Publication of DE3878117D1 publication Critical patent/DE3878117D1/de
Publication of DE3878117T2 publication Critical patent/DE3878117T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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
    • G01T1/164—Scintigraphy
    • G01T1/1641—Static instruments for imaging the distribution of radioactivity in one or two dimensions using one or several scintillating elements; Radio-isotope cameras
    • G01T1/1642—Static instruments for imaging the distribution of radioactivity in one or two dimensions using one or several scintillating elements; Radio-isotope cameras using a scintillation crystal and position sensing photodetector arrays, e.g. ANGER cameras
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B6/00—Apparatus for radiation diagnosis, e.g. combined with radiation therapy equipment
    • A61B6/42—Apparatus for radiation diagnosis, e.g. combined with radiation therapy equipment with arrangements for detecting radiation specially adapted for radiation diagnosis
    • A61B6/4208—Apparatus for radiation diagnosis, e.g. combined with radiation therapy equipment with arrangements for detecting radiation specially adapted for radiation diagnosis characterised by using a particular type of detector
    • A61B6/4258—Apparatus for radiation diagnosis, e.g. combined with radiation therapy equipment with arrangements for detecting radiation specially adapted for radiation diagnosis characterised by using a particular type of detector for detecting non x-ray radiation, e.g. gamma radiation

Landscapes

  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Biomedical Technology (AREA)
  • General Health & Medical Sciences (AREA)
  • Medical Informatics (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Optics & Photonics (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • High Energy & Nuclear Physics (AREA)
  • Molecular Biology (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Nuclear Medicine (AREA)
  • Apparatus For Radiation Diagnosis (AREA)
DE8888308597T 1987-09-18 1988-09-16 Verfahren zur korrektur der empfindlichkeit einer gammakamera. Expired - Lifetime DE3878117T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP62234416A JP2653443B2 (ja) 1987-09-18 1987-09-18 ガンマカメラ感度補正装置

Publications (2)

Publication Number Publication Date
DE3878117D1 DE3878117D1 (de) 1993-03-18
DE3878117T2 true DE3878117T2 (de) 1993-05-27

Family

ID=16970672

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8888308597T Expired - Lifetime DE3878117T2 (de) 1987-09-18 1988-09-16 Verfahren zur korrektur der empfindlichkeit einer gammakamera.

Country Status (4)

Country Link
US (1) US4904870A (de)
EP (1) EP0309165B1 (de)
JP (1) JP2653443B2 (de)
DE (1) DE3878117T2 (de)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0382983A (ja) * 1989-08-25 1991-04-08 Shimadzu Corp 放射線カメラ
JP2957623B2 (ja) * 1990-01-31 1999-10-06 株式会社東芝 Ｓｐｅｃｔ装置用のアーチファクト乃至感度補正装置
FR2720166B1 (fr) * 1994-05-18 1996-08-02 Sopha Medical Procédé de correction d'uniformité d'une gamma-caméra.
IL119497A0 (en) * 1996-10-27 1997-01-10 Elscint Ltd Medical imaging system incorporating incremental correction maps
JP5091659B2 (ja) * 2007-12-25 2012-12-05 株式会社東芝 Ｘ線診断装置

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4060726A (en) * 1976-10-18 1977-11-29 Beckman Instruments, Inc. Gamma counter calibration system
US4223221A (en) * 1978-06-19 1980-09-16 Picker Corporation Scintillation camera uniformity correction
US4298944A (en) * 1979-06-22 1981-11-03 Siemens Gammasonics, Inc. Distortion correction method and apparatus for scintillation cameras
US4429226A (en) * 1980-05-13 1984-01-31 Elscint, Inc. Method of and means for improving the resolution of a gamma camera
US4588897A (en) * 1980-06-19 1986-05-13 Elscint, Ltd. Gamma camera correction system and method for using the same
US4424446B1 (en) * 1980-06-19 1994-04-19 Elscint Ltd Gamma camera correction system and method for using the same
JPS5772087A (en) * 1980-10-23 1982-05-06 Hitachi Medical Corp Scinitillation camera
JPS60120473A (ja) * 1983-12-02 1985-06-27 Hitachi Ltd 衛星画像補正処理方法
US4582995A (en) * 1984-06-18 1986-04-15 Technicare Corporation Spatial registration correction for rotational gamma cameras
JPH0616097B2 (ja) * 1985-05-31 1994-03-02 株式会社島津製作所 Ｅｃｔ装置の均一性補正法

Also Published As

Publication number Publication date
JP2653443B2 (ja) 1997-09-17
US4904870A (en) 1990-02-27
EP0309165A2 (de) 1989-03-29
DE3878117D1 (de) 1993-03-18
JPS6475986A (en) 1989-03-22
EP0309165A3 (en) 1989-04-05
EP0309165B1 (de) 1993-02-03

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8320 Willingness to grant licences declared (paragraph 23)