DE69417113D1 - Signalverarbeitungschaltung für einer Szintillationskamera in Nuklearmedizin - Google Patents

Signalverarbeitungschaltung für einer Szintillationskamera in Nuklearmedizin

Info

Publication number
DE69417113D1
DE69417113D1 DE69417113T DE69417113T DE69417113D1 DE 69417113 D1 DE69417113 D1 DE 69417113D1 DE 69417113 T DE69417113 T DE 69417113T DE 69417113 T DE69417113 T DE 69417113T DE 69417113 D1 DE69417113 D1 DE 69417113D1
Authority
DE
Germany
Prior art keywords
signal processing
processing circuit
nuclear medicine
scintillation camera
scintillation
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
DE69417113T
Other languages
English (en)
Inventor
Jansen Floris Phi Heukensfeldt
David Morison Binnie
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.)
General Electric Co
Original Assignee
General Electric Co
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 General Electric Co filed Critical General Electric Co
Application granted granted Critical
Publication of DE69417113D1 publication Critical patent/DE69417113D1/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 or devices for radiation diagnosis; Apparatus or devices for radiation diagnosis combined with radiation therapy equipment
    • A61B6/42—Arrangements for detecting radiation specially adapted for radiation diagnosis
    • A61B6/4208—Arrangements for detecting radiation specially adapted for radiation diagnosis characterised by using a particular type of detector
    • A61B6/4258—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)
DE69417113T 1993-07-12 1994-07-08 Signalverarbeitungschaltung für einer Szintillationskamera in Nuklearmedizin Expired - Lifetime DE69417113D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB939314398A GB9314398D0 (en) 1993-07-12 1993-07-12 Signal processing in scintillation cameras for nuclear medicine

Publications (1)

Publication Number Publication Date
DE69417113D1 true DE69417113D1 (de) 1999-04-22

Family

ID=10738687

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69417113T Expired - Lifetime DE69417113D1 (de) 1993-07-12 1994-07-08 Signalverarbeitungschaltung für einer Szintillationskamera in Nuklearmedizin

Country Status (5)

Country Link
US (1) US5504334A (de)
EP (1) EP0634672B1 (de)
JP (1) JPH07146371A (de)
DE (1) DE69417113D1 (de)
GB (1) GB9314398D0 (de)

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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
US6169287B1 (en) * 1997-03-10 2001-01-02 William K. Warburton X-ray detector method and apparatus for obtaining spatial, energy, and/or timing information using signals from neighboring electrodes in an electrode array
CA2212196A1 (en) 1997-08-01 1999-02-01 Is2 Research Inc. Medical diagnostic apparatus and method
US6603125B1 (en) * 2000-06-02 2003-08-05 Koninklijke Philips Electronics, N.V. Event localization and fall-off correction by distance-dependent weighting
WO2004049001A1 (en) * 2002-11-27 2004-06-10 Koninklijke Philips Electronics N.V. Gamma camera with dynamic threshold
US7274023B2 (en) * 2005-10-12 2007-09-25 General Electric Company Gamma-radiation detector module for portal applications
CN101074934B (zh) * 2006-05-16 2011-10-19 同方威视技术股份有限公司 一种用于辐射成像的Gamma计数探测器
US7680240B2 (en) * 2007-03-30 2010-03-16 General Electric Company Iterative reconstruction of tomographic image data method and system
US7920670B2 (en) * 2007-03-30 2011-04-05 General Electric Company Keyhole computed tomography
US8101919B2 (en) * 2007-04-10 2012-01-24 Lawrence Livermore National Security, Llc Isotopic response with small scintillator based gamma-ray spectrometers
US20100044571A1 (en) * 2008-08-19 2010-02-25 University Of Washington Method for determining the three-dimensional position of a scintillation event
US8405038B2 (en) 2009-12-30 2013-03-26 General Electric Company Systems and methods for providing a shared charge in pixelated image detectors
US8712124B2 (en) 2011-06-21 2014-04-29 General Electric Company Artifact removal in nuclear images
WO2013115975A1 (en) * 2012-01-31 2013-08-08 Ut-Battelle, Llc Neutron camera employing row and column summations
US9002084B2 (en) 2013-08-30 2015-04-07 Ge Medical Systems Israel, Ltd Systems and methods for summing signals from an imaging detector
US9482764B1 (en) 2015-05-28 2016-11-01 General Electric Company Systems and methods for charge-sharing identification and correction using a single pixel
BR112018002771A2 (pt) 2015-09-14 2018-10-09 Halliburton Energy Services Inc sistema para medir e processar dados de radiação nuclear, ferramenta de perfilagem de radiação, e, método para operar uma ferramenta de perfilagem de radiação
US9903961B1 (en) * 2016-09-01 2018-02-27 FMI Medical Systems Co., Ltd. Photodetector array readout multiplexer having summing, pulse shaping, and dynamic-switching circuits
US9817134B1 (en) 2016-09-12 2017-11-14 General Electric Company Universal readout for light-sharing detector
US10156645B2 (en) 2016-12-23 2018-12-18 General Electric Company Systems and methods for sub-pixel location determination at sidewalls and corners of detectors
US10145964B1 (en) 2017-05-15 2018-12-04 General Electric Company Systems and methods for improved collimation sensitivity
US9983320B1 (en) 2017-05-15 2018-05-29 General Electric Company Systems and methods for improved collimation sensitivity
US10324200B2 (en) 2017-05-15 2019-06-18 General Electric Company Systems and methods for improved collimation sensitivity
US10761224B2 (en) 2018-06-06 2020-09-01 General Electric Company Systems and methods for improved detector assembly sizing
US10481285B1 (en) 2018-08-13 2019-11-19 General Electric Company Systems and methods for determination of depth of interaction
US10976452B2 (en) 2018-08-13 2021-04-13 General Electric Medical Systems Israel, Ltd. (Il) Systems and methods for improved medical imaging
US10247834B1 (en) 2018-08-15 2019-04-02 General Electric Company Anodes for improved detection of non-collected adjacent signal
US10591619B2 (en) 2018-08-15 2020-03-17 GE Precision Healthcare LLC Anodes for improved detection of non-collected adjacent signals
US11061147B2 (en) 2019-03-01 2021-07-13 University Of Washington Accurate photon depth-of-interaction decoding and calibration of multiplexed detector modules
US11320545B2 (en) 2020-07-07 2022-05-03 GE Precision Healthcare LLC Systems and methods for improved medical imaging
US11092701B1 (en) 2020-07-07 2021-08-17 GE Precision Healthcare LLC Systems and methods for improved medical imaging

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS535883A (en) * 1976-07-05 1978-01-19 Hitachi Medical Corp Device for setting interesting region by scintillation camera
US4071762A (en) * 1976-10-12 1978-01-31 General Electric Company Scintillation camera with improved output means
US4228515A (en) * 1978-06-13 1980-10-14 Sebastian Genna Method and apparatus of digital calibration and position analysis of a radiant emission
US4475042A (en) * 1981-06-15 1984-10-02 Siemens Gammasonics, Inc. Dynamic threshold for scintillation camera
JPS5960382A (ja) * 1982-09-30 1984-04-06 Shimadzu Corp シンチレ−シヨンカメラ
FR2546633B1 (fr) * 1983-05-27 1985-07-05 Thomson Csf Procede de traitement des impulsions de localisation delivrees par une gammacamera et gammacamera mettant en oeuvre ce procede
DE3409820C2 (de) * 1984-03-17 1986-05-07 Telefunken electronic GmbH, 7100 Heilbronn Fotostrom-Verstärker
US4675526A (en) * 1985-04-15 1987-06-23 Rogers Joel G Method and apparatus for 3-D encoding
FR2600168B1 (fr) * 1986-06-17 1990-11-09 Labo Electronique Physique Camera a scintillation
EP0252566B1 (de) * 1986-07-09 1991-04-24 Laboratoires D'electronique Philips Szintillationskamera
FR2605745B1 (fr) * 1986-10-24 1990-11-09 Labo Electronique Physique Camera a scintillation
EP0387800A3 (de) * 1989-03-16 1991-07-24 Kabushiki Kaisha Toshiba Gamma-Kameragerät

Also Published As

Publication number Publication date
US5504334A (en) 1996-04-02
GB9314398D0 (en) 1993-08-25
EP0634672A1 (de) 1995-01-18
JPH07146371A (ja) 1995-06-06
EP0634672B1 (de) 1999-03-17

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Legal Events

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