NL1027363A1 - Werkwijze en inrichting voor Z-asvolgwerking en collimatie. - Google Patents

Werkwijze en inrichting voor Z-asvolgwerking en collimatie.

Info

Publication number
NL1027363A1
NL1027363A1 NL1027363A NL1027363A NL1027363A1 NL 1027363 A1 NL1027363 A1 NL 1027363A1 NL 1027363 A NL1027363 A NL 1027363A NL 1027363 A NL1027363 A NL 1027363A NL 1027363 A1 NL1027363 A1 NL 1027363A1
Authority
NL
Netherlands
Prior art keywords
collimation
axis tracking
tracking
axis
Prior art date
Application number
NL1027363A
Other languages
English (en)
Other versions
NL1027363C2 (nl
Inventor
Bruce Matthew Dunham
John Scott Price
Original Assignee
Ge Med Sys Global Tech 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 Med Sys Global Tech Co Llc filed Critical Ge Med Sys Global Tech Co Llc
Publication of NL1027363A1 publication Critical patent/NL1027363A1/nl
Application granted granted Critical
Publication of NL1027363C2 publication Critical patent/NL1027363C2/nl

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
    • A61B6/58—Testing, adjusting or calibrating thereof
    • A61B6/582—Calibration
    • A61B6/583—Calibration using calibration phantoms
    • 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
    • A61B6/40—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
    • 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
    • H01J35/153—Spot position control
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05G—X-RAY TECHNIQUE
    • H05G1/00—X-ray apparatus involving X-ray tubes; Circuits therefor
    • H05G1/08—Electrical details
    • H05G1/26—Measuring, controlling or protecting
    • H05G1/30—Controlling
    • H05G1/52—Target size or shape; Direction of electron beam, e.g. in tubes with one anode and more than one cathode
    • 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]

Landscapes

  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Medical Informatics (AREA)
  • Engineering & Computer Science (AREA)
  • General Health & Medical Sciences (AREA)
  • Radiology & Medical Imaging (AREA)
  • Surgery (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Optics & Photonics (AREA)
  • Pathology (AREA)
  • Physics & Mathematics (AREA)
  • Biomedical Technology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Molecular Biology (AREA)
  • High Energy & Nuclear Physics (AREA)
  • Animal Behavior & Ethology (AREA)
  • Biophysics (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Toxicology (AREA)
  • Apparatus For Radiation Diagnosis (AREA)
  • X-Ray Techniques (AREA)
NL1027363A 2003-10-29 2004-10-28 Werkwijze en inrichting voor Z-asvolgwerking en collimatie. NL1027363C2 (nl)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US10/696,343 US6980623B2 (en) 2003-10-29 2003-10-29 Method and apparatus for z-axis tracking and collimation
US69634303 2003-10-29

Publications (2)

Publication Number Publication Date
NL1027363A1 true NL1027363A1 (nl) 2005-05-02
NL1027363C2 NL1027363C2 (nl) 2006-01-31

Family

ID=34550104

Family Applications (1)

Application Number Title Priority Date Filing Date
NL1027363A NL1027363C2 (nl) 2003-10-29 2004-10-28 Werkwijze en inrichting voor Z-asvolgwerking en collimatie.

Country Status (4)

Country Link
US (1) US6980623B2 (nl)
JP (1) JP4549808B2 (nl)
CN (1) CN100580547C (nl)
NL (1) NL1027363C2 (nl)

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US7889841B2 (en) * 2008-03-18 2011-02-15 Siemens Medical Solutions Usa, Inc. X-ray imaging system for performing automated multi-step imaging of patient anatomy
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FR2947691B1 (fr) * 2009-07-06 2016-12-16 Gen Electric Procede pour le controle de l'emission d'un faisceau d'electrons dans une cathode, cathode, tube et systeme d'imagerie correspondants
JP5622371B2 (ja) * 2009-08-28 2014-11-12 株式会社東芝 Ｘ線管及びそれを用いたｘ線ｃｔ装置
US8265227B2 (en) * 2009-12-23 2012-09-11 General Electric Company Apparatus and method for calibrating an X-ray tube
US9271689B2 (en) * 2010-01-20 2016-03-01 General Electric Company Apparatus for wide coverage computed tomography and method of constructing same
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JP5694558B2 (ja) * 2010-12-22 2015-04-01 エクシルム・エービーＥｘｃｉｌｌｕｍ ＡＢ Ｘ線源での電子ビームの整列および合焦
US8757878B2 (en) * 2011-01-11 2014-06-24 General Electric Company Temperature drift correction for multi-slice detector in computed tomography
US20120235065A1 (en) * 2011-03-16 2012-09-20 Intellirad Control, Inc. Radiation control and minimization system and method
DE102011080263B4 (de) * 2011-08-02 2013-09-26 Siemens Aktiengesellschaft Vorrichtung zur Röntgenbildgebung für Projektionsradiographie und Computertomographie sowie ein entsprechend ausgebildetes Verfahren zur Röntgenbildgebung
US8923484B2 (en) * 2012-08-31 2014-12-30 General Electric Company Motion correction system and method for an x-ray tube
CN103892850B (zh) * 2012-12-28 2019-10-01 通用电气公司 用于ct系统的限束器
CN103565465B (zh) * 2013-10-30 2016-03-30 沈阳东软医疗系统有限公司 一种ct机焦点的修正方法与装置
US11280898B2 (en) 2014-03-07 2022-03-22 Rapiscan Systems, Inc. Radar-based baggage and parcel inspection systems
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US10314553B2 (en) * 2016-01-21 2019-06-11 FMI Medical Systems Co., Ltd. Focal spot position control using pre-patient collimator with beam tracking
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US10297414B2 (en) * 2016-09-20 2019-05-21 Varex Imaging Corporation X-ray tube devices and methods for imaging systems
DE102017203932A1 (de) * 2017-03-09 2018-09-13 Siemens Healthcare Gmbh Röntgenstrahler und Verfahren zur Kompensation einer Brennfleckbewegung
CN108956658B (zh) * 2017-05-27 2021-10-22 上海西门子医疗器械有限公司 X射线系统和校准x射线管的偏转电流的方法
CN107095690B (zh) * 2017-05-31 2021-05-07 上海联影医疗科技股份有限公司 一种跟踪x光源焦点位置的装置、系统及方法
US10636608B2 (en) * 2017-06-05 2020-04-28 General Electric Company Flat emitters with stress compensation features
EP3478180A4 (en) 2017-06-10 2019-07-24 Shanghai United Imaging Healthcare Co., Ltd. METHOD AND SYSTEM FOR ADJUSTING THE FOCUS POINT POSITION
EP3658033A4 (en) * 2017-07-26 2021-02-24 Shenzhen Xpectvision Technology Co., Ltd. SYSTEM WITH A SPATIAL EXTENSION X-RAY SOURCE FOR X-RAY IMAGING
CN110664420B (zh) * 2019-10-11 2023-04-07 上海联影医疗科技股份有限公司 焦点校正方法、装置、计算机设备和计算机可读存储介质
DE102020206938B4 (de) * 2020-06-03 2022-03-31 Siemens Healthcare Gmbh Beeinflussung eines Brennflecks
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DE102021210897A1 (de) * 2021-09-29 2023-03-30 Siemens Healthcare Gmbh System zur Kalibration und/oder zur Qualitätskontrolle eines FFS-Röntgensystems
US20230317398A1 (en) * 2022-04-01 2023-10-05 GE Precision Healthcare LLC Correction of intra-scan focal-spot displacement

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Also Published As

Publication number Publication date
US6980623B2 (en) 2005-12-27
JP4549808B2 (ja) 2010-09-22
US20050094762A1 (en) 2005-05-05
CN100580547C (zh) 2010-01-13
JP2005144163A (ja) 2005-06-09
CN1612039A (zh) 2005-05-04
NL1027363C2 (nl) 2006-01-31

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Legal Events

Date Code Title Description
AD1A A request for search or an international type search has been filed
RD2N Patents in respect of which a decision has been taken or a report has been made (novelty report)

Effective date: 20050927

PD2B A search report has been drawn up
MM Lapsed because of non-payment of the annual fee

Effective date: 20171101