DE3465793D1 - Process and gamma camera for treating localization pulses delivered by that camera - Google Patents

Process and gamma camera for treating localization pulses delivered by that camera

Info

Publication number
DE3465793D1
DE3465793D1 DE8484401023T DE3465793T DE3465793D1 DE 3465793 D1 DE3465793 D1 DE 3465793D1 DE 8484401023 T DE8484401023 T DE 8484401023T DE 3465793 T DE3465793 T DE 3465793T DE 3465793 D1 DE3465793 D1 DE 3465793D1
Authority
DE
Germany
Prior art keywords
camera
treating
pulses delivered
localization pulses
gamma
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
Application number
DE8484401023T
Other languages
English (en)
Inventor
Georges Roux
Corinne Mestais
Rene Gauthier
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.)
SOPHA MEDICAL NOUVELLE Ste
Original Assignee
SOPHA MEDICAL NOUVELLE Ste
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 SOPHA MEDICAL NOUVELLE Ste filed Critical SOPHA MEDICAL NOUVELLE Ste
Application granted granted Critical
Publication of DE3465793D1 publication Critical patent/DE3465793D1/de
Expired 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
    • 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
    • G01T1/1647—Processing of scintigraphic data
    • 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
    • Y10S128/00—Surgery
    • Y10S128/92—Computer assisted medical diagnostics
    • Y10S128/922—Computer assisted medical diagnostics including image analysis

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)
  • Measurement Of Radiation (AREA)
DE8484401023T 1983-05-27 1984-05-18 Process and gamma camera for treating localization pulses delivered by that camera Expired DE3465793D1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8308825A FR2546633B1 (fr) 1983-05-27 1983-05-27 Procede de traitement des impulsions de localisation delivrees par une gammacamera et gammacamera mettant en oeuvre ce procede

Publications (1)

Publication Number Publication Date
DE3465793D1 true DE3465793D1 (en) 1987-10-08

Family

ID=9289256

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8484401023T Expired DE3465793D1 (en) 1983-05-27 1984-05-18 Process and gamma camera for treating localization pulses delivered by that camera

Country Status (4)

Country Link
US (1) US4672542A (de)
EP (1) EP0131478B1 (de)
DE (1) DE3465793D1 (de)
FR (1) FR2546633B1 (de)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS62110141A (ja) * 1985-11-08 1987-05-21 Hamamatsu Photonics Kk 透過率の小さい物体の密度等を測定する装置
FR2615959B1 (fr) * 1987-05-27 1989-08-04 Commissariat Energie Atomique Procede de localisation d'un rayonnement nucleaire
FR2615960B1 (fr) * 1987-05-27 1991-09-06 Commissariat Energie Atomique Dispositif de localisation d'un rayonnement nucleaire, et dispositif de formation d'image de rayonnement incluant un tel dispositif de localisation
FR2615961B1 (fr) * 1987-05-27 1991-09-06 Commissariat Energie Atomique Procede de prise en compte des impulsions de localisation delivrees par une gamma camera
JPH0749925B2 (ja) * 1989-03-01 1995-05-31 浜松ホトニクス株式会社 ２次元入射位置検出装置
EP0387800A3 (de) * 1989-03-16 1991-07-24 Kabushiki Kaisha Toshiba Gamma-Kameragerät
DK168676B1 (da) * 1989-12-22 1994-05-16 Adac Lab A S Kredsløb til behandling af impulssignaler
FR2665770B1 (fr) * 1990-08-10 1993-06-18 Commissariat Energie Atomique Appareil de detection nucleaire, notamment du genre gamma-camera, a filtres de deconvolution.
JPH05203749A (ja) * 1991-08-28 1993-08-10 Siemens Ag 多重シンチレーション事象の位置確認方法
DE4224794A1 (de) * 1991-08-28 1993-03-04 Siemens Ag Verfahren zur lokalisierung von mehrfach-szintillationsereignissen
GB9314398D0 (en) * 1993-07-12 1993-08-25 Gen Electric Signal processing in scintillation cameras for nuclear medicine
US5592523A (en) * 1994-12-06 1997-01-07 Picker International, Inc. Two dimensional detector array for CT scanners
US5446287A (en) * 1994-12-13 1995-08-29 Park Medical Systems Inc. Center photodetector determination in a digital scintillation camera
FR2754606B1 (fr) 1996-10-14 1998-10-30 Commissariat Energie Atomique Dispositif et procede de collection et de codage de signaux issus de photodetecteurs
FR2755815B1 (fr) 1996-11-08 1998-12-18 Commissariat Energie Atomique Dispositif et procede de determination de la position presumee d'un evenement par rapport a un ensemble de photodetecteurs, et application aux gamma-cameras
FR2757955B1 (fr) * 1996-12-31 1999-01-29 Commissariat Energie Atomique Dispositif et procede de localisation nucleaire par calcul de barycentre parallelise, et application aux gamma-cameras
FR2757956B1 (fr) 1996-12-31 1999-01-29 Commissariat Energie Atomique Dispositif et procede de localisation nucleaire par calcul de barycentre iteratif, et application aux gamma-cameras
FR2793374B1 (fr) * 1999-05-06 2001-06-22 Commissariat Energie Atomique Procede de formation d'image
US7645997B2 (en) * 2006-09-29 2010-01-12 The Board Of Trustees Of The Leland Stanford Junior University Positioning of photodetection events
WO2020204882A1 (en) * 2019-03-29 2020-10-08 EMC IP Holding Company LLC Snapshot-enabled storage system implementing algorithm for efficient reading of data from stored snapshots

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1225058A (en) * 1968-08-26 1971-03-17 Atomic Energy Authority Uk Improvements in or relating to nuclear radiation detectors
US3916198A (en) * 1973-06-01 1975-10-28 Westinghouse Electric Corp Amplified-scintillation optical-coded radioisotope imaging system
US3953735A (en) * 1973-06-14 1976-04-27 Ohio Nuclear, Inc. Radiation sensing device
US4060730A (en) * 1973-09-07 1977-11-29 Elscint, Ltd. Scintillation camera for establishing the coordinates of a radiation stimuli produced by a radiation field
IL48111A (en) * 1975-09-17 1979-01-31 Elscint Ltd Scintillation camera with energy window correction
US4058728A (en) * 1976-05-27 1977-11-15 Wisconsin Alumni Research Foundation Correction of data loss in gamma ray scintillation cameras
US4142102A (en) * 1977-06-20 1979-02-27 General Electric Company Energy independent uniformity improvement for gamma camera systems
US4298944A (en) * 1979-06-22 1981-11-03 Siemens Gammasonics, Inc. Distortion correction method and apparatus for scintillation cameras
US4369495A (en) * 1980-06-19 1983-01-18 Elscint Ltd. Method of and means for compensating for the dead time of a gamma camera
AT368291B (de) * 1980-09-01 1982-09-27 Westphal Georg Peter Dr Verfahren und vorrichtung zur gewinnung der verarbeitungswahrscheinlichkeit von detektorimpulsen bei der impulshoehenanalyse von kern- und roentgenstrahlen
JPS5759183A (en) * 1980-09-26 1982-04-09 Toshiba Corp Scintillation camera and its adjusting method
US4566074A (en) * 1981-10-08 1986-01-21 Tokyo Shibaura Denki Kabushiki Kaisha Scintillation camera
US4532425A (en) * 1982-08-04 1985-07-30 Elscint Inc. Gamma camera with light guide having greater index of refraction

Also Published As

Publication number Publication date
FR2546633B1 (fr) 1985-07-05
FR2546633A1 (fr) 1984-11-30
EP0131478A1 (de) 1985-01-16
US4672542A (en) 1987-06-09
EP0131478B1 (de) 1987-09-02

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee