DE102004018765A1 - Stationäres Computertomographiesystem mit kompakter Röntgenquellen-Baueinheit - Google Patents

Stationäres Computertomographiesystem mit kompakter Röntgenquellen-Baueinheit Download PDF

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Publication number
DE102004018765A1
DE102004018765A1 DE102004018765A DE102004018765A DE102004018765A1 DE 102004018765 A1 DE102004018765 A1 DE 102004018765A1 DE 102004018765 A DE102004018765 A DE 102004018765A DE 102004018765 A DE102004018765 A DE 102004018765A DE 102004018765 A1 DE102004018765 A1 DE 102004018765A1
Authority
DE
Germany
Prior art keywords
ray
electron beam
target
stationary
chamber
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.)
Withdrawn
Application number
DE102004018765A
Other languages
German (de)
English (en)
Inventor
Manohar Gopolaswamy Bangalore Kollegal
Colin Richard Wilson
Bernard Patrick Bewlay
Mark Gilbert Benz
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.)
GE Medical Systems Global Technology Co LLC
Original Assignee
GE Medical Systems Global Technology Co LLC
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 GE Medical Systems Global Technology Co LLC filed Critical GE Medical Systems Global Technology Co LLC
Publication of DE102004018765A1 publication Critical patent/DE102004018765A1/de
Withdrawn legal-status Critical Current

Links

Classifications

    • 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
    • A61B6/02—Arrangements for diagnosis sequentially in different planes; Stereoscopic radiation diagnosis
    • A61B6/03—Computed tomography [CT]
    • A61B6/032—Transmission computed tomography [CT]
    • A61B6/035—Mechanical aspects of 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
    • A61B6/40—Arrangements for generating radiation specially adapted for radiation diagnosis
    • A61B6/4021—Arrangements for generating radiation specially adapted for radiation diagnosis involving movement of the focal spot
    • A61B6/4028—Arrangements for generating radiation specially adapted for radiation diagnosis involving movement of the focal spot resulting in acquisition of views from substantially different positions, e.g. EBCT
    • 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
    • A61B6/4275—Arrangements for detecting radiation specially adapted for radiation diagnosis using a detector unit almost surrounding the patient, e.g. more than 180°
    • 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
    • A61B6/44—Constructional features of apparatus for radiation diagnosis
    • A61B6/4488—Means for cooling
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J35/00—X-ray tubes
    • H01J35/02—Details
    • H01J35/04—Electrodes ; Mutual position thereof; Constructional adaptations therefor
    • H01J35/08—Anodes; Anti cathodes
    • H01J35/12—Cooling non-rotary anodes
    • H01J35/13—Active cooling, e.g. fluid flow, heat pipes
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J35/00—X-ray tubes
    • H01J35/02—Details
    • H01J35/14—Arrangements for concentrating, focusing, or directing the cathode ray
    • H01J35/147—Spot size control

Landscapes

  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Medical Informatics (AREA)
  • Physics & Mathematics (AREA)
  • Pathology (AREA)
  • Biomedical Technology (AREA)
  • Biophysics (AREA)
  • High Energy & Nuclear Physics (AREA)
  • Veterinary Medicine (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Optics & Photonics (AREA)
  • Public Health (AREA)
  • Radiology & Medical Imaging (AREA)
  • General Health & Medical Sciences (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Molecular Biology (AREA)
  • Surgery (AREA)
  • Animal Behavior & Ethology (AREA)
  • Theoretical Computer Science (AREA)
  • Pulmonology (AREA)
  • Fluid Mechanics (AREA)
  • Apparatus For Radiation Diagnosis (AREA)
  • X-Ray Techniques (AREA)
DE102004018765A 2003-05-19 2004-04-20 Stationäres Computertomographiesystem mit kompakter Röntgenquellen-Baueinheit Withdrawn DE102004018765A1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US10/440695 2003-05-19
US10/440,695 US7068749B2 (en) 2003-05-19 2003-05-19 Stationary computed tomography system with compact x ray source assembly

Publications (1)

Publication Number Publication Date
DE102004018765A1 true DE102004018765A1 (de) 2004-12-09

Family

ID=33449843

Family Applications (1)

Application Number Title Priority Date Filing Date
DE102004018765A Withdrawn DE102004018765A1 (de) 2003-05-19 2004-04-20 Stationäres Computertomographiesystem mit kompakter Röntgenquellen-Baueinheit

Country Status (5)

Country Link
US (1) US7068749B2 (enExample)
JP (1) JP4478504B2 (enExample)
CN (1) CN100479755C (enExample)
DE (1) DE102004018765A1 (enExample)
NL (1) NL1026220C2 (enExample)

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US7963695B2 (en) 2002-07-23 2011-06-21 Rapiscan Systems, Inc. Rotatable boom cargo scanning system
US8451974B2 (en) 2003-04-25 2013-05-28 Rapiscan Systems, Inc. X-ray tomographic inspection system for the identification of specific target items
US9113839B2 (en) 2003-04-25 2015-08-25 Rapiscon Systems, Inc. X-ray inspection system and method
US8223919B2 (en) 2003-04-25 2012-07-17 Rapiscan Systems, Inc. X-ray tomographic inspection systems for the identification of specific target items
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
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
US6928141B2 (en) 2003-06-20 2005-08-09 Rapiscan, Inc. Relocatable X-ray imaging system and method for inspecting commercial vehicles and cargo containers
US7206379B2 (en) * 2003-11-25 2007-04-17 General Electric Company RF accelerator for imaging applications
JP4365762B2 (ja) * 2004-09-30 2009-11-18 株式会社日立製作所 核医学診断装置および核医学診断装置の冷却方法
US7558374B2 (en) * 2004-10-29 2009-07-07 General Electric Co. System and method for generating X-rays
US7471764B2 (en) 2005-04-15 2008-12-30 Rapiscan Security Products, Inc. X-ray imaging system having improved weather resistance
EP1883093B1 (de) * 2006-07-28 2011-11-16 Jan Forster Computertomograph
US20080081851A1 (en) * 2006-09-01 2008-04-03 Benz Patrick H Optical polymers with higher refractive index
GB0803644D0 (en) 2008-02-28 2008-04-02 Rapiscan Security Products Inc Scanning systems
GB0803641D0 (en) 2008-02-28 2008-04-02 Rapiscan Security Products Inc Scanning systems
GB0809110D0 (en) 2008-05-20 2008-06-25 Rapiscan Security Products Inc Gantry scanner systems
DE102009007218A1 (de) * 2009-02-03 2010-09-16 Siemens Aktiengesellschaft Elektronenbeschleuniger zur Erzeugung einer Photonenstrahlung mit einer Energie von mehr als 0,5 MeV
US9271689B2 (en) * 2010-01-20 2016-03-01 General Electric Company Apparatus for wide coverage computed tomography and method of constructing same
US9218933B2 (en) 2011-06-09 2015-12-22 Rapidscan Systems, Inc. Low-dose radiographic imaging system
DE102011079878A1 (de) * 2011-07-27 2013-01-31 Siemens Aktiengesellschaft Röntgenröhre und Verfahren zu deren Herstellung
CN103249239A (zh) * 2012-02-07 2013-08-14 南京普爱射线影像设备有限公司 一种用于医疗x光射线系统的新型ibs电路
BR112014013226B1 (pt) 2013-01-31 2021-08-24 Rapiscan Systems, Inc Sistema de inspeção de segurança portátil e método de implantação do mesmo
JP6316019B2 (ja) 2013-03-06 2018-04-25 キヤノン株式会社 Ｘ線発生管、該ｘ線発生管を備えたｘ線発生装置及びｘ線撮影システム
US9508523B2 (en) * 2014-03-15 2016-11-29 Stellarray, Inc. Forward flux channel X-ray source
CN108417471A (zh) * 2018-04-19 2018-08-17 新瑞阳光粒子医疗装备(无锡)有限公司 一种固定电子枪的环形x射线发生器
CN108447756A (zh) * 2018-04-19 2018-08-24 新瑞阳光粒子医疗装备(无锡)有限公司 一种旋转电子枪环形x射线发生器
US11389126B2 (en) * 2018-10-31 2022-07-19 General Electric Company Gantry housing, and medical apparatus
EP3671802A1 (en) * 2018-12-20 2020-06-24 Excillum AB Electron collector with oblique impact portion
EP3675148A1 (en) * 2018-12-31 2020-07-01 Malvern Panalytical B.V. X-ray tube
EP3933881A1 (en) 2020-06-30 2022-01-05 VEC Imaging GmbH & Co. KG X-ray source with multiple grids
US12230468B2 (en) 2022-06-30 2025-02-18 Varex Imaging Corporation X-ray system with field emitters and arc protection

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Also Published As

Publication number Publication date
JP2004351203A (ja) 2004-12-16
US7068749B2 (en) 2006-06-27
JP4478504B2 (ja) 2010-06-09
US20040234023A1 (en) 2004-11-25
NL1026220C2 (nl) 2005-05-18
NL1026220A1 (nl) 2004-11-22
CN100479755C (zh) 2009-04-22
CN1550215A (zh) 2004-12-01

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8110 Request for examination paragraph 44
R012 Request for examination validly filed

Effective date: 20110328

R119 Application deemed withdrawn, or ip right lapsed, due to non-payment of renewal fee
R119 Application deemed withdrawn, or ip right lapsed, due to non-payment of renewal fee

Effective date: 20141101