IL119772A - Methods and systems for determining x-ray beam position in multi-slice computed tomography scanners - Google Patents

Methods and systems for determining x-ray beam position in multi-slice computed tomography scanners

Info

Publication number
IL119772A
IL119772A IL11977296A IL11977296A IL119772A IL 119772 A IL119772 A IL 119772A IL 11977296 A IL11977296 A IL 11977296A IL 11977296 A IL11977296 A IL 11977296A IL 119772 A IL119772 A IL 119772A
Authority
IL
Israel
Prior art keywords
systems
determining
methods
computed tomography
ray beam
Prior art date
Application number
IL11977296A
Other languages
English (en)
Other versions
IL119772A0 (en
Original Assignee
Gen Electric
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 Gen Electric filed Critical Gen Electric
Publication of IL119772A0 publication Critical patent/IL119772A0/xx
Publication of IL119772A publication Critical patent/IL119772A/xx

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
    • A61B6/40—Arrangements for generating radiation specially adapted for radiation diagnosis
    • A61B6/4064—Arrangements for generating radiation specially adapted for radiation diagnosis specially adapted for producing a particular type of beam
    • A61B6/4085—Cone-beams
    • 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]
    • 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
    • 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
    • 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

Landscapes

  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • General Health & Medical Sciences (AREA)
  • Medical Informatics (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Physics & Mathematics (AREA)
  • Radiology & Medical Imaging (AREA)
  • Pathology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Pulmonology (AREA)
  • High Energy & Nuclear Physics (AREA)
  • Biophysics (AREA)
  • Biomedical Technology (AREA)
  • Theoretical Computer Science (AREA)
  • Molecular Biology (AREA)
  • Surgery (AREA)
  • Animal Behavior & Ethology (AREA)
  • Optics & Photonics (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Toxicology (AREA)
  • Apparatus For Radiation Diagnosis (AREA)
  • Measurement Of Radiation (AREA)
IL11977296A 1995-12-21 1996-12-06 Methods and systems for determining x-ray beam position in multi-slice computed tomography scanners IL119772A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US08/576,066 US6370218B1 (en) 1995-12-21 1995-12-21 Methods and systems for determining x-ray beam position in multi-slice computed tomography scanners

Publications (2)

Publication Number Publication Date
IL119772A0 IL119772A0 (en) 1997-03-18
IL119772A true IL119772A (en) 2000-09-28

Family

ID=24302834

Family Applications (1)

Application Number Title Priority Date Filing Date
IL11977296A IL119772A (en) 1995-12-21 1996-12-06 Methods and systems for determining x-ray beam position in multi-slice computed tomography scanners

Country Status (4)

Country Link
US (1) US6370218B1 (xx)
JP (1) JP4079472B2 (xx)
DE (1) DE19650528A1 (xx)
IL (1) IL119772A (xx)

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EP0969765B1 (en) * 1997-02-20 2005-07-27 Picker Medical Systems, Ltd. On-line image reconstruction in helical ct scanners
US6056437A (en) * 1998-08-25 2000-05-02 General Electric Company Methods and apparatus for imaging system detector alignment
EP0990419A1 (en) * 1998-08-25 2000-04-05 General Electric Company Methods and apparatus for generating a scout image
US6256364B1 (en) * 1998-11-24 2001-07-03 General Electric Company Methods and apparatus for correcting for x-ray beam movement
US6302580B1 (en) 1998-11-25 2001-10-16 General Electric Company Apparatus for solid state digital imager tracking radiography
US6310938B1 (en) 1999-08-27 2001-10-30 General Electric Company Methods and apparatus for calibrating CT x-ray beam tracking loop
US6385279B1 (en) * 1999-08-27 2002-05-07 General Electric Company Methods and apparatus for positioning a CT imaging x-ray beam
US6327331B1 (en) * 1999-12-28 2001-12-04 Ge Medical Systems Global Technology Company, Llc Method and apparatus for analyzing CT z-axis beam positioning
US6375354B1 (en) * 2000-05-23 2002-04-23 Ge Medical Systems Global Technology Company, Llc Method and system for determining a variable lateral center-to-center setpoint for a digital imaging system
JP4700798B2 (ja) * 2000-10-25 2011-06-15 ジーイー・メディカル・システムズ・グローバル・テクノロジー・カンパニー・エルエルシー Ｘ線ｃｔ装置
JP4535600B2 (ja) * 2000-11-09 2010-09-01 ジーイー・メディカル・システムズ・グローバル・テクノロジー・カンパニー・エルエルシー コリメータ追従制御方法およびｘ線ｃｔ装置
JP3942142B2 (ja) * 2000-12-15 2007-07-11 ジーイー・メディカル・システムズ・グローバル・テクノロジー・カンパニー・エルエルシー 放射線断層撮影装置およびその方法
JP2003111754A (ja) * 2001-09-28 2003-04-15 Ge Medical Systems Global Technology Co Llc Ｘ線ｃｔシステムにおけるガントリ装置およびその制御方法
JP2003135445A (ja) * 2001-10-31 2003-05-13 Toshiba Corp Ｘ線ｃｔ装置、ｘ線ｃｔ装置アライメント方法、及びｘ線ｃｔ装置アライメントサービス提供システム
US7233645B2 (en) * 2003-03-04 2007-06-19 Inpho, Inc. Systems and methods for controlling an X-ray source
US6866419B2 (en) * 2003-03-12 2005-03-15 Ge Medical Systems Global Technology Company Llc Methods and apparatus for motion correction in imaging systems
US6980623B2 (en) * 2003-10-29 2005-12-27 Ge Medical Systems Global Technology Company Llc Method and apparatus for z-axis tracking and collimation
US7286639B2 (en) * 2003-12-12 2007-10-23 Ge Medical Systems Global Technology Company, Llc Focal spot sensing device and method in an imaging system
DE102004025119B4 (de) * 2004-05-21 2012-08-02 Siemens Ag Röntgenstrahler
JP2006051233A (ja) * 2004-08-13 2006-02-23 Ge Medical Systems Global Technology Co Llc コリメータ制御方法およびｘ線ｃｔ装置
DE102004052911B4 (de) * 2004-11-02 2010-04-08 Siemens Ag Röntgenstrahler mit einem Strahlergehäuse, Röntgeneinrichtung mit einem derartigen Röntgenstrahler und Computertomographiegerät mit einer derartigen Röntgeneinrichtung
US7257187B2 (en) * 2005-05-06 2007-08-14 General Electric Company Methods and apparatus for calibrating CT x-ray beam tracking loop
JP4745376B2 (ja) * 2008-10-06 2011-08-10 株式会社東芝 Ｘ線ｃｔ装置
CN102639060B (zh) * 2009-12-02 2015-08-19 株式会社日立医疗器械 X射线ct装置
US9161727B2 (en) 2011-09-01 2015-10-20 Hologic Inc Independently rotatable detector plate for medical imaging device
DE102011083416A1 (de) 2011-09-26 2013-03-28 CT Imaging GmbH Röntgengerät
DE102012214387B4 (de) 2012-08-13 2018-08-02 Siemens Healthcare Gmbh Röntgendetektor und Verfahren zum Betrieb eines Röntgendetektors
JP6324040B2 (ja) * 2013-11-29 2018-05-16 キヤノン株式会社 放射線撮影装置
JP6395373B2 (ja) * 2013-11-29 2018-09-26 キヤノン株式会社 放射線発生ユニットおよび放射線撮影装置
US9739727B2 (en) * 2015-01-21 2017-08-22 The Boeing Company Systems and methods for aligning an aperture
KR102417791B1 (ko) 2015-09-23 2022-07-06 프리스매틱 센서즈 에이비 입사 x-선의 방향에 대한 에지-온 x-선 검출기의 배향 결정(Determining the orientation of an edge-on x-ray detector with respect to the direction of incoming x-rays)
JP7159155B2 (ja) * 2016-09-29 2022-10-24 コーニンクレッカ フィリップス エヌ ヴェ 動的ビームサイズ制限を有する撮像システム
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
EP3413691A1 (en) * 2017-06-08 2018-12-12 Koninklijke Philips N.V. Apparatus for generating x-rays
US10898159B2 (en) * 2019-01-11 2021-01-26 General Electric Company X-ray imaging system use and calibration
CN110123353B (zh) * 2019-05-29 2022-12-30 明峰医疗系统股份有限公司 一种探测器模块的对齐方法
CN112617876B (zh) * 2020-12-31 2024-01-09 上海联影医疗科技股份有限公司 球管的焦点定位方法、射线探测装置和电子装置

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US5241576A (en) * 1991-12-23 1993-08-31 General Electric Company Segmented detector containing sub-elements for separate measuring of a fan beam
JPH0638956A (ja) * 1992-05-22 1994-02-15 Toshiba Corp Ｘ線ｃｔ装置
US5469429A (en) * 1993-05-21 1995-11-21 Kabushiki Kaisha Toshiba X-ray CT apparatus having focal spot position detection means for the X-ray tube and focal spot position adjusting means
US5550886A (en) * 1994-11-22 1996-08-27 Analogic Corporation X-Ray focal spot movement compensation system

Also Published As

Publication number Publication date
JP4079472B2 (ja) 2008-04-23
JPH09215688A (ja) 1997-08-19
US6370218B1 (en) 2002-04-09
IL119772A0 (en) 1997-03-18
DE19650528A1 (de) 1997-06-26

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