NL1028294A1 - Werkwijze en inrichting voor het bepalen van het buisstroommodulatieprofiel voor radiografische beeldvorming. - Google Patents

Werkwijze en inrichting voor het bepalen van het buisstroommodulatieprofiel voor radiografische beeldvorming.

Info

Publication number
NL1028294A1
NL1028294A1 NL1028294A NL1028294A NL1028294A1 NL 1028294 A1 NL1028294 A1 NL 1028294A1 NL 1028294 A NL1028294 A NL 1028294A NL 1028294 A NL1028294 A NL 1028294A NL 1028294 A1 NL1028294 A1 NL 1028294A1
Authority
NL
Netherlands
Prior art keywords
determining
tube current
radiographic imaging
current modulation
modulation profile
Prior art date
Application number
NL1028294A
Other languages
English (en)
Other versions
NL1028294C2 (nl
Inventor
Thomas Louis Toth
Jonathan Richard Schmidt
Steven J Woloschek
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 NL1028294A1 publication Critical patent/NL1028294A1/nl
Application granted granted Critical
Publication of NL1028294C2 publication Critical patent/NL1028294C2/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
    • A61B6/02—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
    • 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
    • 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
    • A61B6/544—Control of apparatus or devices for radiation diagnosis involving control of exposure dependent on patient size
    • 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

Landscapes

  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Medical Informatics (AREA)
  • Optics & Photonics (AREA)
  • Biomedical Technology (AREA)
  • Biophysics (AREA)
  • High Energy & Nuclear Physics (AREA)
  • Veterinary Medicine (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Public Health (AREA)
  • Pathology (AREA)
  • Radiology & Medical Imaging (AREA)
  • Physics & Mathematics (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Molecular Biology (AREA)
  • Surgery (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Pulmonology (AREA)
  • Theoretical Computer Science (AREA)
  • Apparatus For Radiation Diagnosis (AREA)
  • Analysing Materials By The Use Of Radiation (AREA)
NL1028294A 2004-02-19 2005-02-16 Werkwijze en inrichting voor het bepalen van het buisstroommodulatieprofiel voor radiografische beeldvorming. NL1028294C2 (nl)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US10/782,485 US6990172B2 (en) 2004-02-19 2004-02-19 Method and apparatus to determine tube current modulation profile for radiographic imaging
US78248504 2004-02-19

Publications (2)

Publication Number Publication Date
NL1028294A1 true NL1028294A1 (nl) 2005-08-22
NL1028294C2 NL1028294C2 (nl) 2006-11-29

Family

ID=34861033

Family Applications (1)

Application Number Title Priority Date Filing Date
NL1028294A NL1028294C2 (nl) 2004-02-19 2005-02-16 Werkwijze en inrichting voor het bepalen van het buisstroommodulatieprofiel voor radiografische beeldvorming.

Country Status (5)

Country Link
US (1) US6990172B2 (nl)
JP (1) JP4746890B2 (nl)
CN (1) CN100500094C (nl)
DE (1) DE102005007190A1 (nl)
NL (1) NL1028294C2 (nl)

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US7963695B2 (en) 2002-07-23 2011-06-21 Rapiscan Systems, Inc. Rotatable boom cargo scanning system
US8837669B2 (en) 2003-04-25 2014-09-16 Rapiscan Systems, Inc. X-ray scanning system
GB0525593D0 (en) 2005-12-16 2006-01-25 Cxr Ltd X-ray tomography inspection systems
US8243876B2 (en) 2003-04-25 2012-08-14 Rapiscan Systems, Inc. X-ray scanners
GB0309385D0 (en) * 2003-04-25 2003-06-04 Cxr Ltd X-ray monitoring
US7949101B2 (en) 2005-12-16 2011-05-24 Rapiscan Systems, Inc. X-ray scanners and X-ray sources therefor
US8451974B2 (en) * 2003-04-25 2013-05-28 Rapiscan Systems, Inc. X-ray tomographic inspection system for the identification of specific target items
US9113839B2 (en) 2003-04-25 2015-08-25 Rapiscon Systems, Inc. X-ray inspection system and method
US8223919B2 (en) 2003-04-25 2012-07-17 Rapiscan Systems, Inc. X-ray tomographic inspection systems for the identification of specific target items
GB0309379D0 (en) 2003-04-25 2003-06-04 Cxr Ltd X-ray scanning
US8804899B2 (en) 2003-04-25 2014-08-12 Rapiscan Systems, Inc. Imaging, data acquisition, data transmission, and data distribution methods and systems for high data rate tomographic X-ray scanners
US6928141B2 (en) 2003-06-20 2005-08-09 Rapiscan, Inc. Relocatable X-ray imaging system and method for inspecting commercial vehicles and cargo containers
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
JP5001142B2 (ja) * 2005-02-25 2012-08-15 株式会社日立メディコ Ｘ線ｃｔ装置
JP4170305B2 (ja) 2005-04-05 2008-10-22 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 放射線撮影装置
US7471764B2 (en) 2005-04-15 2008-12-30 Rapiscan Security Products, Inc. X-ray imaging system having improved weather resistance
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
US7688938B2 (en) * 2006-01-20 2010-03-30 Wisconsin Alumni Research Foundation Method and apparatus for low dose computed tomography
GB0803644D0 (en) 2008-02-28 2008-04-02 Rapiscan Security Products Inc Scanning systems
GB0803641D0 (en) 2008-02-28 2008-04-02 Rapiscan Security Products Inc Scanning systems
GB0809110D0 (en) 2008-05-20 2008-06-25 Rapiscan Security Products Inc Gantry scanner systems
JP5479069B2 (ja) 2009-12-17 2014-04-23 株式会社東芝 Ｘ線ｃｔ装置及びｘ線ｃｔ装置の制御方法
US8798228B2 (en) * 2011-03-03 2014-08-05 General Electric Company Method to reduce radiation dose delivered by imaging system
US9218933B2 (en) 2011-06-09 2015-12-22 Rapidscan Systems, Inc. Low-dose radiographic imaging system
US9326738B2 (en) * 2011-06-30 2016-05-03 General Electric Company Method and system for reduced dose X-ray imaging
KR102167245B1 (ko) 2013-01-31 2020-10-19 라피스캔 시스템스, 인코포레이티드 이동식 보안검사시스템
CN103315762B (zh) * 2013-06-26 2016-06-01 沈阳东软医疗系统有限公司 一种计算机断层摄影成像系统中的电流调制方法和装置
US9836859B2 (en) * 2015-01-09 2017-12-05 Toshiba Medical Systems Corporation Wide X-ray spectrum photon counting computed tomography
US10085698B2 (en) * 2016-01-26 2018-10-02 Genereal Electric Company Methods and systems for automated tube current modulation
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
EP3597106A1 (en) * 2018-07-19 2020-01-22 Koninklijke Philips N.V. Ct scan parameter optimization
JP7432378B2 (ja) 2020-01-29 2024-02-16 キヤノンメディカルシステムズ株式会社 Ｘ線ｃｔ装置およびｘ線高電圧装置
CN116403875B (zh) * 2023-06-06 2023-08-08 有方（合肥）医疗科技有限公司 X射线球管的管电流快速调节方法及装置、ct设备

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US5450462A (en) * 1993-11-19 1995-09-12 General Electric Company Modulation of x-ray tube current during CT scanning with modulation limit
JP3662352B2 (ja) * 1996-07-19 2005-06-22 ジーイー横河メディカルシステム株式会社 Ｘ線ｃｔ装置
US5696807A (en) 1996-09-05 1997-12-09 General Electric Company Methods and apparatus for modulating x-ray tube current
US5764721A (en) 1997-01-08 1998-06-09 Southwest Research Institute Method for obtaining optimized computed tomography images from a body of high length-to-width ratio using computer aided design information for the body
US5867555A (en) 1997-03-04 1999-02-02 Siemens Aktiengesellschaft Adaptive dose modulation during CT scanning
US5822393A (en) 1997-04-01 1998-10-13 Siemens Aktiengesellschaft Method for adaptively modulating the power level of an x-ray tube of a computer tomography (CT) system
JP3244458B2 (ja) 1997-09-30 2002-01-07 ジーイー横河メディカルシステム株式会社 Ｘ線断層撮影装置
US6115448A (en) * 1997-11-26 2000-09-05 General Electric Company Photodiode array for a scalable multislice scanning computed tomography system
JP4159188B2 (ja) * 1999-07-30 2008-10-01 ジーイー横河メディカルシステム株式会社 管電流調節方法および装置並びにｘ線ｃｔ装置
JP2002253546A (ja) 2001-02-20 2002-09-10 Ge Medical Systems Global Technology Co Llc アーチファクト評価方法、アーチファクト評価プログラムおよび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
US7092214B2 (en) 2001-08-28 2006-08-15 Sae Magnetics (H.K.) Ltd. Wireless suspension design to accommodate multiple drive designs
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
FR2849983A1 (fr) * 2003-01-10 2004-07-16 Ge Med Sys Global Tech Co Llc Procede de reglage du debit de rayonnement d'un tube a rayons x

Also Published As

Publication number Publication date
CN100500094C (zh) 2009-06-17
JP2005230547A (ja) 2005-09-02
NL1028294C2 (nl) 2006-11-29
DE102005007190A1 (de) 2005-09-15
CN1657008A (zh) 2005-08-24
US20050185759A1 (en) 2005-08-25
JP4746890B2 (ja) 2011-08-10
US6990172B2 (en) 2006-01-24

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RD2N Patents in respect of which a decision has been taken or a report has been made (novelty report)

Effective date: 20060728

PD2B A search report has been drawn up
V1 Lapsed because of non-payment of the annual fee

Effective date: 20140901