CN100500097C - Ct系统以及ct检测器阵列的制造方法 - Google Patents

Ct系统以及ct检测器阵列的制造方法 Download PDF

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Publication number
CN100500097C
CN100500097C CN200410035065.6A CN200410035065A CN100500097C CN 100500097 C CN100500097 C CN 100500097C CN 200410035065 A CN200410035065 A CN 200410035065A CN 100500097 C CN100500097 C CN 100500097C
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Prior art keywords
shielding
collimator
constituted
collimating
array
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Expired - Fee Related
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CN200410035065.6A
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English (en)
Chinese (zh)
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CN1541620A (zh
Inventor
戴维·M·霍夫曼
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GE Medical Systems Global Technology Co LLC
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GE Medical Systems Global Technology Co LLC
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    • 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
    • G01T1/1648—Ancillary equipment for scintillation cameras, e.g. reference markers, devices for removing motion artifacts, calibration devices
    • 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]
    • A61B6/032—Transmission computed tomography [CT]
    • 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
    • A61B6/06—Diaphragms
    • 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
    • A61B6/4233—Arrangements for detecting radiation specially adapted for radiation diagnosis characterised by using a particular type of detector using matrix detectors
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N23/00—Investigating or analysing materials by the use of wave or particle radiation, e.g. X-rays or neutrons, not covered by groups G01N3/00 – G01N17/00, G01N21/00 or G01N22/00
    • G01N23/02—Investigating or analysing materials by the use of wave or particle radiation, e.g. X-rays or neutrons, not covered by groups G01N3/00 – G01N17/00, G01N21/00 or G01N22/00 by transmitting the radiation through the material
    • G01N23/04—Investigating or analysing materials by the use of wave or particle radiation, e.g. X-rays or neutrons, not covered by groups G01N3/00 – G01N17/00, G01N21/00 or G01N22/00 by transmitting the radiation through the material and forming images of the material
    • G01N23/046—Investigating or analysing materials by the use of wave or particle radiation, e.g. X-rays or neutrons, not covered by groups G01N3/00 – G01N17/00, G01N21/00 or G01N22/00 by transmitting the radiation through the material and forming images of the material using tomography, e.g. computed tomography [CT]
    • G—PHYSICS
    • G21—NUCLEAR PHYSICS; NUCLEAR ENGINEERING
    • G21K—TECHNIQUES FOR HANDLING PARTICLES OR IONISING RADIATION NOT OTHERWISE PROVIDED FOR; IRRADIATION DEVICES; GAMMA RAY OR X-RAY MICROSCOPES
    • G21K1/00—Arrangements for handling particles or ionising radiation, e.g. focusing or moderating
    • G21K1/02—Arrangements for handling particles or ionising radiation, e.g. focusing or moderating using diaphragms, collimators
    • G21K1/025—Arrangements for handling particles or ionising radiation, e.g. focusing or moderating using diaphragms, collimators using multiple collimators, e.g. Bucky screens; other devices for eliminating undesired or dispersed radiation
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N2223/00—Investigating materials by wave or particle radiation
    • G01N2223/40—Imaging
    • G01N2223/419—Imaging computed tomograph
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N2223/00—Investigating materials by wave or particle radiation
    • G01N2223/60—Specific applications or type of materials
    • G01N2223/612—Specific applications or type of materials biological material

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  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Medical Informatics (AREA)
  • General Health & Medical Sciences (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • High Energy & Nuclear Physics (AREA)
  • Biomedical Technology (AREA)
  • Radiology & Medical Imaging (AREA)
  • Optics & Photonics (AREA)
  • Molecular Biology (AREA)
  • Pathology (AREA)
  • Biophysics (AREA)
  • Animal Behavior & Ethology (AREA)
  • Veterinary Medicine (AREA)
  • Public Health (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Surgery (AREA)
  • Pulmonology (AREA)
  • General Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Theoretical Computer Science (AREA)
  • Mathematical Physics (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • Immunology (AREA)
  • General Engineering & Computer Science (AREA)
  • Measurement Of Radiation (AREA)
  • Apparatus For Radiation Diagnosis (AREA)
CN200410035065.6A 2003-05-02 2004-04-23 Ct系统以及ct检测器阵列的制造方法 Expired - Fee Related CN100500097C (zh)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US10/249,714 US6934354B2 (en) 2003-05-02 2003-05-02 Collimator assembly having multi-piece components
US10/249,714 2003-05-02

Publications (2)

Publication Number Publication Date
CN1541620A CN1541620A (zh) 2004-11-03
CN100500097C true CN100500097C (zh) 2009-06-17

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Family Applications (1)

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CN200410035065.6A Expired - Fee Related CN100500097C (zh) 2003-05-02 2004-04-23 Ct系统以及ct检测器阵列的制造方法

Country Status (4)

Country Link
US (2) US6934354B2 (cg-RX-API-DMAC7.html)
JP (1) JP4558372B2 (cg-RX-API-DMAC7.html)
CN (1) CN100500097C (cg-RX-API-DMAC7.html)
NL (1) NL1026071C2 (cg-RX-API-DMAC7.html)

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US8243876B2 (en) 2003-04-25 2012-08-14 Rapiscan Systems, Inc. X-ray scanners
US7949101B2 (en) 2005-12-16 2011-05-24 Rapiscan Systems, Inc. X-ray scanners and X-ray sources therefor
US9113839B2 (en) 2003-04-25 2015-08-25 Rapiscon Systems, Inc. X-ray inspection system and method
GB0525593D0 (en) 2005-12-16 2006-01-25 Cxr Ltd X-ray tomography inspection systems
US8837669B2 (en) 2003-04-25 2014-09-16 Rapiscan Systems, Inc. X-ray scanning system
US8804899B2 (en) 2003-04-25 2014-08-12 Rapiscan Systems, Inc. Imaging, data acquisition, data transmission, and data distribution methods and systems for high data rate tomographic X-ray scanners
GB0309379D0 (en) 2003-04-25 2003-06-04 Cxr Ltd X-ray scanning
US7112797B2 (en) * 2003-04-30 2006-09-26 General Electric Company Scintillator having integrated collimator and method of manufacturing same
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US20040251420A1 (en) * 2003-06-14 2004-12-16 Xiao-Dong Sun X-ray detectors with a grid structured scintillators
US6928141B2 (en) 2003-06-20 2005-08-09 Rapiscan, Inc. Relocatable X-ray imaging system and method for inspecting commercial vehicles and cargo containers
US7199369B1 (en) * 2003-07-16 2007-04-03 Met One Instruments, Inc. Low threshold level radiation detector
US7564940B2 (en) * 2003-07-22 2009-07-21 Koninklijke Philips Electronics N.V. Radiation mask for two dimensional CT detector
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US7544947B2 (en) * 2006-03-08 2009-06-09 Aeroflex Colorado Springs Inc. Cross-talk and back side shielding in a front side illuminated photo detector diode array
US7869573B2 (en) * 2007-12-27 2011-01-11 Morpho Detection, Inc. Collimator and method for fabricating the same
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CN103829963B (zh) * 2012-11-27 2018-02-23 Ge医疗系统环球技术有限公司 准直仪及包含该准直仪的ct系统
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US9076563B2 (en) 2013-06-03 2015-07-07 Zhengrong Ying Anti-scatter collimators for detector systems of multi-slice X-ray computed tomography systems
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Also Published As

Publication number Publication date
JP2004329931A (ja) 2004-11-25
US20040218713A1 (en) 2004-11-04
US20050169430A1 (en) 2005-08-04
CN1541620A (zh) 2004-11-03
JP4558372B2 (ja) 2010-10-06
NL1026071A1 (nl) 2004-11-03
US6934354B2 (en) 2005-08-23
US7010083B2 (en) 2006-03-07
NL1026071C2 (nl) 2006-02-13

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Granted publication date: 20090617

Termination date: 20130423