DE69924600D1 - Verfahren und gerät zur korrektion der röntgenstrahlbewegung - Google Patents

Verfahren und gerät zur korrektion der röntgenstrahlbewegung

Info

Publication number
DE69924600D1
DE69924600D1 DE69924600T DE69924600T DE69924600D1 DE 69924600 D1 DE69924600 D1 DE 69924600D1 DE 69924600 T DE69924600 T DE 69924600T DE 69924600 T DE69924600 T DE 69924600T DE 69924600 D1 DE69924600 D1 DE 69924600D1
Authority
DE
Germany
Prior art keywords
correction
ray motion
ray
motion
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
DE69924600T
Other languages
English (en)
Other versions
DE69924600T2 (de
Inventor
Louis Toth
A Nilsen
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
Publication of DE69924600D1 publication Critical patent/DE69924600D1/de
Application granted granted Critical
Publication of DE69924600T2 publication Critical patent/DE69924600T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • 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
    • G21K1/04—Arrangements for handling particles or ionising radiation, e.g. focusing or moderating using diaphragms, collimators using variable diaphragms, shutters, choppers
    • 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

Landscapes

  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Medical Informatics (AREA)
  • High Energy & Nuclear Physics (AREA)
  • Radiology & Medical Imaging (AREA)
  • Molecular Biology (AREA)
  • Optics & Photonics (AREA)
  • Pathology (AREA)
  • Biophysics (AREA)
  • Biomedical Technology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Surgery (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • General Engineering & Computer Science (AREA)
  • Apparatus For Radiation Diagnosis (AREA)
DE69924600T 1998-11-24 1999-11-12 Verfahren und gerät zur korrektion der röntgenstrahlbewegung Expired - Lifetime DE69924600T2 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US199170 1998-11-24
US09/199,170 US6256364B1 (en) 1998-11-24 1998-11-24 Methods and apparatus for correcting for x-ray beam movement
PCT/US1999/026644 WO2000030538A1 (en) 1998-11-24 1999-11-12 Methods and apparatus for correcting for x-ray beam movement

Publications (2)

Publication Number Publication Date
DE69924600D1 true DE69924600D1 (de) 2005-05-12
DE69924600T2 DE69924600T2 (de) 2006-02-09

Family

ID=22736510

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69924600T Expired - Lifetime DE69924600T2 (de) 1998-11-24 1999-11-12 Verfahren und gerät zur korrektion der röntgenstrahlbewegung

Country Status (6)

Country Link
US (1) US6256364B1 (de)
EP (1) EP1047338B1 (de)
JP (1) JP4478335B2 (de)
DE (1) DE69924600T2 (de)
IL (1) IL137281A (de)
WO (1) WO2000030538A1 (de)

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US6461040B1 (en) * 1998-11-12 2002-10-08 Koninklijke Philips Electronics N.V. Apparatus and method to correct for position errors in diagnostic imaging
US6310938B1 (en) 1999-08-27 2001-10-30 General Electric Company Methods and apparatus for calibrating CT x-ray beam tracking loop
JP3802309B2 (ja) * 2000-03-28 2006-07-26 株式会社アドテックエンジニアリング 多層回路基板製造における位置合わせ装置及び露光装置
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
JP3964615B2 (ja) * 2000-11-09 2007-08-22 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 コリメータ制御方法および装置並びにｘ線ｃｔ装置
JP4519310B2 (ja) * 2000-12-14 2010-08-04 Ｇｅヘルスケア・ジャパン株式会社 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
US7072436B2 (en) * 2001-08-24 2006-07-04 The Board Of Trustees Of The Leland Stanford Junior University Volumetric computed tomography (VCT)
JP3961468B2 (ja) 2003-09-19 2007-08-22 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 放射線計算断層画像装置およびそれに用いる放射線検出器
US6980623B2 (en) * 2003-10-29 2005-12-27 Ge Medical Systems Global Technology Company Llc Method and apparatus for z-axis tracking and collimation
US7020243B2 (en) * 2003-12-05 2006-03-28 Ge Medical Systems Global Technology Company Llc Method and system for target angle heel effect compensation
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
EP2146321B1 (de) * 2008-07-14 2012-12-12 Cefla S.C. Dynamische Fehlerkorrektur in der Röntgenbildgebung
US8515004B2 (en) * 2009-01-16 2013-08-20 Varian Medical Systems, Inc. Real-time motion tracking using tomosynthesis
US7831013B2 (en) * 2009-01-16 2010-11-09 Varian Medical Systems, Inc. Real-time motion tracking using tomosynthesis
US8588364B2 (en) * 2009-08-19 2013-11-19 J. Morita Manufacturing Corporation Medical X-ray apparatus
US9008274B2 (en) * 2012-12-24 2015-04-14 General Electric Company Systems and methods for selecting image display parameters
DE102013202313A1 (de) * 2013-02-13 2014-08-14 Siemens Aktiengesellschaft Verfahren und Vorrichtung zur Korrektur von Bewegungsartefakten bei einem computertomographischen Bild
US11256224B2 (en) * 2014-10-01 2022-02-22 Rockwell Automation Technologies, Inc. Virtual design engineering
US20160199019A1 (en) * 2015-01-13 2016-07-14 Arineta Ltd. Method and apparatus for focal spot position tracking
US10602432B2 (en) 2015-05-14 2020-03-24 Samsung Electronics Co., Ltd. Method and apparatus for searching networks
JP6564330B2 (ja) 2016-01-22 2019-08-21 株式会社日立製作所 フォトンカウンティングｃｔ装置
EP3413691A1 (de) * 2017-06-08 2018-12-12 Koninklijke Philips N.V. Vorrichtung zur erzeugung von röntgenstrahlen
WO2018223407A1 (en) * 2017-06-10 2018-12-13 Shanghai United Imaging Healthcare Co., Ltd. Method and system for adjusting focal point position
CN108652654A (zh) * 2018-02-06 2018-10-16 赛诺威盛科技（北京）有限公司 Ct机准直器快速补偿定位方法
CN113745077B (zh) * 2021-08-07 2023-07-28 电科睿视技术(北京)有限公司 一种用于x射线管的误差校正装置及其使用方法

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US5485493A (en) 1988-10-20 1996-01-16 Picker International, Inc. Multiple detector ring spiral scanner with relatively adjustable helical paths
US4991189A (en) * 1990-04-16 1991-02-05 General Electric Company Collimation apparatus for x-ray beam correction
DE69213202T2 (de) 1992-01-06 1997-01-23 Picker Int Inc Röntgenröhre mit Ferritkern-Glühwendeltransformator
US5241577A (en) 1992-01-06 1993-08-31 Picker International, Inc. X-ray tube with bearing slip ring
US5268955A (en) 1992-01-06 1993-12-07 Picker International, Inc. Ring tube x-ray source
US5200985A (en) 1992-01-06 1993-04-06 Picker International, Inc. X-ray tube with capacitively coupled filament drive
US5274690A (en) 1992-01-06 1993-12-28 Picker International, Inc. Rotating housing and anode/stationary cathode x-ray tube with magnetic susceptor for holding the cathode stationary
US5305363A (en) 1992-01-06 1994-04-19 Picker International, Inc. Computerized tomographic scanner having a toroidal x-ray tube with a stationary annular anode and a rotating cathode assembly
US5550886A (en) * 1994-11-22 1996-08-27 Analogic Corporation X-Ray focal spot movement compensation system
US5592523A (en) 1994-12-06 1997-01-07 Picker International, Inc. Two dimensional detector array for CT scanners
US5579359A (en) 1995-12-21 1996-11-26 General Electric Company Methods and apparatus for calibrating detector cell output signals
US6370218B1 (en) * 1995-12-21 2002-04-09 General Electric Company Methods and systems for determining x-ray beam position in multi-slice computed tomography scanners
US5644614A (en) 1995-12-21 1997-07-01 General Electric Company Collimator for reducing patient x-ray dose
US5761257A (en) 1996-12-02 1998-06-02 General Electric Company Normalizing projection data in a computed tomography system
JP3527381B2 (ja) * 1997-02-28 2004-05-17 株式会社島津製作所 Ｘ線ｃｔ装置

Also Published As

Publication number Publication date
JP4478335B2 (ja) 2010-06-09
IL137281A (en) 2004-05-12
EP1047338B1 (de) 2005-04-06
EP1047338A1 (de) 2000-11-02
US6256364B1 (en) 2001-07-03
DE69924600T2 (de) 2006-02-09
IL137281A0 (en) 2001-07-24
JP2002530140A (ja) 2002-09-17
WO2000030538A1 (en) 2000-06-02

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Legal Events

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