IL119573A - Modulating x-ray tube current in a ct system - Google Patents

Modulating x-ray tube current in a ct system

Info

Publication number
IL119573A
IL119573A IL11957396A IL11957396A IL119573A IL 119573 A IL119573 A IL 119573A IL 11957396 A IL11957396 A IL 11957396A IL 11957396 A IL11957396 A IL 11957396A IL 119573 A IL119573 A IL 119573A
Authority
IL
Israel
Prior art keywords
modulating
ray tube
tube current
current
ray
Prior art date
Application number
IL11957396A
Other languages
English (en)
Other versions
IL119573A0 (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 IL119573A0 publication Critical patent/IL119573A0/xx
Publication of IL119573A publication Critical patent/IL119573A/xx

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
    • H05G1/60—Circuit arrangements for obtaining a series of X-ray photographs or for X-ray cinematography
    • 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
    • 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

Landscapes

  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Toxicology (AREA)
  • Apparatus For Radiation Diagnosis (AREA)
  • X-Ray Techniques (AREA)
IL11957396A 1995-11-20 1996-11-06 Modulating x-ray tube current in a ct system IL119573A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US08/560,672 US5625662A (en) 1995-11-20 1995-11-20 Modulating x-ray tube current in a CT system

Publications (2)

Publication Number Publication Date
IL119573A0 IL119573A0 (en) 1997-02-18
IL119573A true IL119573A (en) 1999-09-22

Family

ID=24238827

Family Applications (1)

Application Number Title Priority Date Filing Date
IL11957396A IL119573A (en) 1995-11-20 1996-11-06 Modulating x-ray tube current in a ct system

Country Status (4)

Country Link
US (1) US5625662A (xx)
JP (1) JP3894993B2 (xx)
DE (1) DE19645739A1 (xx)
IL (1) IL119573A (xx)

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DE19824496A1 (de) * 1998-06-02 1999-12-09 Siemens Ag Vorrichtung mit einem Betriebsparameter, dessen Wert über eine Steuereinheit vorwählbar ist
US6212256B1 (en) 1998-11-25 2001-04-03 Ge Medical Global Technology Company, Llc X-ray tube replacement management system
US6453009B2 (en) 1998-11-25 2002-09-17 Ge Medical Technology Services, Inc. X-ray tube life prediction method and apparatus
DE19903749A1 (de) * 1999-01-30 2000-08-03 Philips Corp Intellectual Pty Röntgen-Diagnostikeinrichtung mit Mitteln zur Bestimmung der Dosis
DE19933776C2 (de) * 1999-07-19 2001-11-22 Sirona Dental Systems Gmbh Verfahren zur Kompensation der Spannungserhöhung bei dentalen Röntgenschichtaufnahmen oder Ceph-Aufnahmen und Verfahren zur Bildverarbeitung dieser Aufnahmen
WO2001028298A1 (en) 1999-10-08 2001-04-19 Dentsply International Inc. Automatic exposure control for dental panoramic and cephalographic x-ray equipment
DE19957082B4 (de) 1999-11-28 2004-08-26 Siemens Ag Verfahren zur Untersuchung eines eine periodische Bewegung ausführenden Körperbereichs
ATE293865T1 (de) * 2000-02-02 2005-05-15 Dentsply Int Inc Automatische erkennung von röntgenstrahlung für interorales dentales röntgenbildaufnahmegerät
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
WO2003010556A2 (en) * 2001-07-25 2003-02-06 Dentsply International Inc. Real-time digital x-ray imaging apparatus
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
AU2003225836A1 (en) * 2002-03-13 2003-09-29 Breakaway Imaging, Llc Systems and methods for quasi-simultaneous multi-planar x-ray imaging
JP2005527800A (ja) * 2002-03-19 2005-09-15 ブレークアウェイ・イメージング・エルエルシー 大視野の対象物を画像化するシステムおよび方法
CN100482165C (zh) * 2002-06-11 2009-04-29 分离成像有限责任公司 用于x射线成像的悬臂式支架装置
US6816567B2 (en) * 2002-07-15 2004-11-09 Ge Medical System Global Technology Company, Llc System and method for acquiring x-ray data
US7197109B2 (en) * 2002-07-25 2007-03-27 Gendex Corporation Real-time digital x-ray imaging apparatus
US6775352B2 (en) * 2002-08-16 2004-08-10 Ge Medical Systems Global Technology Company, Llc Method and system for implementing variable x-ray intensity modulation schemes for imaging systems
US7106825B2 (en) * 2002-08-21 2006-09-12 Breakaway Imaging, Llc Apparatus and method for reconstruction of volumetric images in a divergent scanning computed tomography system
US6744846B2 (en) * 2002-09-26 2004-06-01 Siemens Aktiengesellschaft Method and apparatus for automatic exposure control in CT scanning
JP4490645B2 (ja) * 2003-04-09 2010-06-30 株式会社東芝 Ｘ線コンピュータ断層撮影装置
JP4731151B2 (ja) * 2004-10-22 2011-07-20 株式会社日立メディコ Ｘ線管電流決定方法及びｘ線ｃｔ装置
US20070147579A1 (en) * 2005-12-23 2007-06-28 De Man Bruno K B Method and system for radiographic imaging with organ-based radiation profile prescription
DE102007024409A1 (de) * 2007-05-25 2008-11-27 Siemens Ag Verfahren und Röntgen-CT-System zur Erzeugung computertomographischer Darstellungen
US7620143B2 (en) * 2007-06-16 2009-11-17 General Electric Company Detector array and system
CN101472381B (zh) * 2007-12-29 2013-03-27 Ge医疗系统环球技术有限公司 控制x射线ct系统中的x射线曝光的方法
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
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
EP2335593A1 (en) 2009-12-15 2011-06-22 Koninklijke Philips Electronics N.V. Computed tomography apparatus
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
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
CN105338904B (zh) 2013-06-26 2019-01-29 皇家飞利浦有限公司 成像装置
CN104173072B (zh) * 2013-08-02 2015-07-22 上海联影医疗科技有限公司 获取计算机断层扫描图像重建参数的方法
US9486173B2 (en) 2014-08-05 2016-11-08 General Electric Company Systems and methods for adjustable view frequency computed tomography imaging
CN104287768A (zh) * 2014-09-30 2015-01-21 沈阳东软医疗系统有限公司 一种ct扫描剂量控制方法及系统
US10085698B2 (en) * 2016-01-26 2018-10-02 Genereal Electric Company Methods and systems for automated tube current modulation
CN106725570B (zh) * 2016-12-30 2019-12-20 上海联影医疗科技有限公司 成像方法及系统
US10973489B2 (en) * 2017-09-29 2021-04-13 General Electric Company CT imaging system and method using a task-based image quality metric to achieve a desired image quality
CN110720939A (zh) * 2019-10-23 2020-01-24 明峰医疗系统股份有限公司 一种用于智能ma变换的滑环角度校准方法
CN116433107B (zh) * 2023-05-29 2023-08-15 四川多联实业有限公司 一种管材产品质量诊断系统

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5228070A (en) * 1988-10-20 1993-07-13 Picker International, Inc. Constant image quality CT scanner with variable radiation flux density
US5379333A (en) * 1993-11-19 1995-01-03 General Electric Company Variable dose application by modulation of x-ray tube current during CT scanning
US5485494A (en) * 1994-08-03 1996-01-16 General Electric Company Modulation of X-ray tube current during CT scanning

Also Published As

Publication number Publication date
IL119573A0 (en) 1997-02-18
JP3894993B2 (ja) 2007-03-22
US5625662A (en) 1997-04-29
JPH09199292A (ja) 1997-07-31
DE19645739A1 (de) 1997-05-22

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