IL114346A - Modulation of X-ray tube during a computed tomography scan - Google Patents

Modulation of X-ray tube during a computed tomography scan

Info

Publication number
IL114346A
IL114346A IL11434695A IL11434695A IL114346A IL 114346 A IL114346 A IL 114346A IL 11434695 A IL11434695 A IL 11434695A IL 11434695 A IL11434695 A IL 11434695A IL 114346 A IL114346 A IL 114346A
Authority
IL
Israel
Prior art keywords
ray
command
scan
dose
gantry
Prior art date
Application number
IL11434695A
Other languages
English (en)
Hebrew (he)
Other versions
IL114346A0 (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 IL114346A0 publication Critical patent/IL114346A0/xx
Publication of IL114346A publication Critical patent/IL114346A/en

Links

Classifications

    • 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
    • H05G1/34—Anode current, heater current or heater voltage of X-ray tube
    • 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
    • A61B6/405—Source units specially adapted to modify characteristics of the beam during the data acquisition process
    • 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
    • A61B6/4078—Fan-beams
    • 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
    • A61B6/48—Diagnostic techniques
    • A61B6/488—Diagnostic techniques involving pre-scan acquisition
    • 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
    • A61B6/54—Control of apparatus or devices for radiation diagnosis
    • A61B6/542—Control of apparatus or devices for radiation diagnosis involving control of exposure
    • 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
    • A61B6/54—Control of apparatus or devices for radiation diagnosis
    • A61B6/548—Remote control of the apparatus or devices

Landscapes

  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Medical Informatics (AREA)
  • General Health & Medical Sciences (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Surgery (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Optics & Photonics (AREA)
  • Pathology (AREA)
  • Radiology & Medical Imaging (AREA)
  • Biomedical Technology (AREA)
  • Physics & Mathematics (AREA)
  • Molecular Biology (AREA)
  • High Energy & Nuclear Physics (AREA)
  • Animal Behavior & Ethology (AREA)
  • Biophysics (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Toxicology (AREA)
  • Pulmonology (AREA)
  • Theoretical Computer Science (AREA)
  • Apparatus For Radiation Diagnosis (AREA)
  • X-Ray Techniques (AREA)
IL11434695A 1994-08-03 1995-06-27 Modulation of X-ray tube during a computed tomography scan IL114346A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US08/285,253 US5485494A (en) 1994-08-03 1994-08-03 Modulation of X-ray tube current during CT scanning

Publications (2)

Publication Number Publication Date
IL114346A0 IL114346A0 (en) 1995-10-31
IL114346A true IL114346A (en) 1998-08-16

Family

ID=23093446

Family Applications (1)

Application Number Title Priority Date Filing Date
IL11434695A IL114346A (en) 1994-08-03 1995-06-27 Modulation of X-ray tube during a computed tomography scan

Country Status (4)

Country Link
US (1) US5485494A (de)
JP (1) JP3799084B2 (de)
DE (1) DE19527518B4 (de)
IL (1) IL114346A (de)

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DE19802405B4 (de) * 1998-01-22 2004-07-08 Siemens Ag Röntgendiagnostikeinrichtung mit einem Computertomographen
DE19933537B4 (de) * 1998-08-18 2005-03-17 Siemens Ag Röntgen-Computertomographie-Gerät mit Mitteln zur Modulation der Röntgenleistung einer Röntgenstrahlenquelle
US6385280B1 (en) 1998-08-18 2002-05-07 Siemens Aktiengesellschaft X-ray computed tomography apparatus with modulation of the x-ray power of the x-ray source
US6285741B1 (en) * 1998-08-25 2001-09-04 General Electric Company Methods and apparatus for automatic image noise reduction
US6233310B1 (en) * 1999-07-12 2001-05-15 General Electric Company Exposure management and control system and method
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JP3977972B2 (ja) 1999-12-13 2007-09-19 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 断層撮影用スキャン条件決定方法、断層撮影方法およびｘ線ｃｔ装置
JP4532005B2 (ja) * 2001-03-09 2010-08-25 株式会社日立メディコ Ｘ線ｃｔ装置及びその画像表示方法
JP3961249B2 (ja) * 2001-08-28 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 Ｘ線ｃｔシステム、ガントリ装置、操作コンソール及びその制御方法並びにプログラムコード、記憶媒体
US6507639B1 (en) * 2001-08-30 2003-01-14 Siemens Aktiengesellschaft Method and apparatus for modulating the radiation dose from x-ray tube
JP4309631B2 (ja) * 2001-10-22 2009-08-05 株式会社東芝 Ｘ線コンピュータトモグラフィ装置
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JP3864106B2 (ja) * 2002-03-27 2006-12-27 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 透過ｘ線データ獲得装置およびｘ線断層像撮影装置
US6816567B2 (en) * 2002-07-15 2004-11-09 Ge Medical System Global Technology Company, Llc System and method for acquiring x-ray data
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JP4154990B2 (ja) * 2002-10-17 2008-09-24 株式会社島津製作所 Ｘ線ｃｔ装置
JP2004173924A (ja) * 2002-11-27 2004-06-24 Ge Medical Systems Global Technology Co Llc Ｘ線制御方法およびｘ線画像撮影装置
JP4268909B2 (ja) * 2004-07-15 2009-05-27 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 スキャン計画通信方法およびｘ線ｃｔ装置
JP4739738B2 (ja) * 2004-12-01 2011-08-03 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 線量評価方法およびｘ線ｃｔ装置
JP4629519B2 (ja) 2005-07-12 2011-02-09 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 放射線撮影装置およびスキャン条件設定装置
JP4744962B2 (ja) * 2005-07-20 2011-08-10 株式会社東芝 Ｘ線ｃｔ装置及びｃｔ用ｘ線制御方法
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US8983024B2 (en) 2006-04-14 2015-03-17 William Beaumont Hospital Tetrahedron beam computed tomography with multiple detectors and/or source arrays
JP5538880B2 (ja) * 2006-04-14 2014-07-02 ウィリアム・ボーモント・ホスピタル ４面体ビームコンピュータ断層撮影
US9339243B2 (en) 2006-04-14 2016-05-17 William Beaumont Hospital Image guided radiotherapy with dual source and dual detector arrays tetrahedron beam computed tomography
US9192786B2 (en) * 2006-05-25 2015-11-24 William Beaumont Hospital Real-time, on-line and offline treatment dose tracking and feedback process for volumetric image guided adaptive radiotherapy
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JP4999536B2 (ja) * 2007-05-08 2012-08-15 キヤノン株式会社 放射線画像処理装置、放射線量制御装置及びコンピュータプログラム
CN101327128B (zh) * 2007-06-22 2010-12-08 Ge医疗系统环球技术有限公司 X射线ct装置的扫描检测装置及其系统和运行方法
CN101217849B (zh) * 2007-12-26 2011-06-15 东软飞利浦医疗设备系统有限责任公司 X射线机球管旋转位置的控制装置
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US8938104B2 (en) * 2008-08-29 2015-01-20 Varian Medical Systems International Ag Systems and methods for adaptive filtering
DE102008047811A1 (de) * 2008-09-18 2010-04-29 Siemens Aktiengesellschaft Verfahren zur Nachverfolgung eines lokal auf einen Patienten einwirkenden Ortsdosiswerts
JP4644292B2 (ja) * 2009-04-16 2011-03-02 株式会社日立メディコ Ｘ線ｃｔ装置とその画像表示方法
JP5632141B2 (ja) * 2009-07-01 2014-11-26 株式会社東芝 Ｘ線ｃｔ装置
US8027433B2 (en) * 2009-07-29 2011-09-27 General Electric Company Method of fast current modulation in an X-ray tube and apparatus for implementing same
US8155263B2 (en) * 2009-07-31 2012-04-10 General Electric Company Apparatus and method for voltage modulation in X-ray computed tomography
CA2785995A1 (en) 2010-01-05 2011-07-14 William Beaumont Hospital Intensity modulated arc therapy with continuous couch rotation/shift and simultaneous cone beam imaging
US8396185B2 (en) 2010-05-12 2013-03-12 General Electric Company Method of fast current modulation in an X-ray tube and apparatus for implementing same
JP5027909B2 (ja) * 2010-08-04 2012-09-19 株式会社日立メディコ Ｘ線ｃｔ装置
JP5985836B2 (ja) * 2011-03-03 2016-09-06 ゼネラル・エレクトリック・カンパニイ イメージング・システムによって放出される放射線量を減少させる方法
US9326738B2 (en) 2011-06-30 2016-05-03 General Electric Company Method and system for reduced dose X-ray imaging
CN104812305B (zh) * 2012-12-27 2018-03-30 东芝医疗系统株式会社 X射线ct装置以及控制方法
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DE102013219249A1 (de) * 2013-09-25 2015-03-26 Siemens Aktiengesellschaft Verfahren und System zur automatischen Auswahl eines Scanprotokolls
CN104510486B (zh) * 2013-09-30 2021-04-20 Ge医疗系统环球技术有限公司 计算机化断层扫描设备及其机架旋转控制装置和方法
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Also Published As

Publication number Publication date
IL114346A0 (en) 1995-10-31
JPH08168486A (ja) 1996-07-02
DE19527518B4 (de) 2008-07-17
DE19527518A1 (de) 1996-02-08
US5485494A (en) 1996-01-16
JP3799084B2 (ja) 2006-07-19

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