DE69004308D1 - Verfahren zur Elimination von gestreuten Gammastrahlen und zur Rekonstruktion eines Bildes und Gamma-Kameravorrichtung. - Google Patents

Verfahren zur Elimination von gestreuten Gammastrahlen und zur Rekonstruktion eines Bildes und Gamma-Kameravorrichtung.

Info

Publication number
DE69004308D1
DE69004308D1 DE90106175T DE69004308T DE69004308D1 DE 69004308 D1 DE69004308 D1 DE 69004308D1 DE 90106175 T DE90106175 T DE 90106175T DE 69004308 T DE69004308 T DE 69004308T DE 69004308 D1 DE69004308 D1 DE 69004308D1
Authority
DE
Germany
Prior art keywords
reconstructing
image
camera device
gamma
eliminating scattered
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 - Fee Related
Application number
DE90106175T
Other languages
English (en)
Other versions
DE69004308T2 (de
Inventor
Takashi 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
Priority claimed from JP7961989A external-priority patent/JPH0619443B2/ja
Priority claimed from JP4359890A external-priority patent/JP2856478B2/ja
Application filed by Toshiba Corp filed Critical Toshiba Corp
Publication of DE69004308D1 publication Critical patent/DE69004308D1/de
Application granted granted Critical
Publication of DE69004308T2 publication Critical patent/DE69004308T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related 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

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)
DE90106175T 1989-03-30 1990-03-30 Verfahren zur Elimination von gestreuten Gammastrahlen und zur Rekonstruktion eines Bildes und Gamma-Kameravorrichtung. Expired - Fee Related DE69004308T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP7961989A JPH0619443B2 (ja) 1989-03-30 1989-03-30 γ線の散乱線除去画像収集方法及びガンマカメラ
JP4359890A JP2856478B2 (ja) 1990-02-23 1990-02-23 ガンマー線散乱成分除去装置

Publications (2)

Publication Number Publication Date
DE69004308D1 true DE69004308D1 (de) 1993-12-09
DE69004308T2 DE69004308T2 (de) 1994-04-21

Family

ID=26383395

Family Applications (1)

Application Number Title Priority Date Filing Date
DE90106175T Expired - Fee Related DE69004308T2 (de) 1989-03-30 1990-03-30 Verfahren zur Elimination von gestreuten Gammastrahlen und zur Rekonstruktion eines Bildes und Gamma-Kameravorrichtung.

Country Status (3)

Country Link
US (1) US5227968A (de)
EP (1) EP0390203B1 (de)
DE (1) DE69004308T2 (de)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5371672A (en) * 1991-03-27 1994-12-06 Kabushiki Kaisha Toshiba Scintillation camera apparatus capable of quantitatively eliminating scattering signal components by setting multiple window and method for quantitatively eliminating scattering signal components
US5434414A (en) * 1991-06-09 1995-07-18 Elscint Ltd. Reduction of image artifacts caused by unwanted photons
FR2737580B1 (fr) * 1991-06-09 1997-10-10 Elscint Ltd Images de camera a rayons gamma presentant des artefacts reduits
US5438202A (en) * 1992-05-28 1995-08-01 Elscint Ltd. Stabilized scatter free gamma camera images
US5466939A (en) * 1992-09-24 1995-11-14 Shimadzu Corporation Nuclear medicine imaging apparatus
DE4233092A1 (de) * 1992-10-01 1994-04-07 Siemens Ag Verfahren zur Kompensation von Streuereignissen in einem Szintillationsbild
JP3311043B2 (ja) * 1992-10-23 2002-08-05 株式会社東芝 ガンマカメラ
JPH095443A (ja) * 1995-06-23 1997-01-10 Toshiba Corp 核医学診断装置
US5813985A (en) * 1995-07-31 1998-09-29 Care Wise Medical Products Corporation Apparatus and methods for providing attenuation guidance and tumor targeting for external beam radiation therapy administration
US5633499A (en) * 1995-11-21 1997-05-27 Trionix Research Laboratory, Inc. Scatter elimination technique and apparatus in radionuclide emission and transmission imaging in a nuclear camera
US6809311B2 (en) * 2001-11-15 2004-10-26 Siemens Medical Solutions Usa, Inc. Method of gamma ray event selection
US7026623B2 (en) * 2004-01-07 2006-04-11 Jacob Oaknin Efficient single photon emission imaging
US9329302B2 (en) * 2012-09-27 2016-05-03 Schlumberger Technology Corporation Use of spectral information to extend temperature range of gamma-ray detector
CN112068179A (zh) * 2020-08-13 2020-12-11 南昌大学 一种基于勒贝格采样的正电子成像方法

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4212061A (en) * 1977-12-21 1980-07-08 Medtronic, Inc. Radiation signal processing system
US4258428A (en) * 1979-06-25 1981-03-24 General Electric Company Compton effect deemphasizer for gamma cameras
US4546255A (en) * 1982-04-12 1985-10-08 Medtronic, Inc. Energy window selection for a radiation signal processing system
US4873632A (en) * 1984-04-27 1989-10-10 The Curators Of The University Of Missouri Apparatus and methods for scatter reduction in radiation imaging
US4839808A (en) * 1987-05-22 1989-06-13 The University Of Michigan Correction for compton scattering by analysis of energy spectra
US5081581A (en) * 1987-05-22 1992-01-14 The University Of Michigan Correction for Compton scattering by analysis of energy spectra

Also Published As

Publication number Publication date
EP0390203A2 (de) 1990-10-03
EP0390203A3 (de) 1991-10-02
DE69004308T2 (de) 1994-04-21
US5227968A (en) 1993-07-13
EP0390203B1 (de) 1993-11-03

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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)
8339 Ceased/non-payment of the annual fee