CN102652676B - 减少由成像系统递送的辐射剂量的方法 - Google Patents

减少由成像系统递送的辐射剂量的方法 Download PDF

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Publication number
CN102652676B
CN102652676B CN201210066188.0A CN201210066188A CN102652676B CN 102652676 B CN102652676 B CN 102652676B CN 201210066188 A CN201210066188 A CN 201210066188A CN 102652676 B CN102652676 B CN 102652676B
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radiation dose
attenuation
virtual shade
imaging system
radiation
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Chinese (zh)
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CN102652676A (zh
Inventor
A·K·钱德拉谢卡拉帕
P·吉里
G·马尼
Y·伊梅
H·奥诺德拉
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GE Precision Healthcare LLC
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General Electric Co
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    • 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
    • A61B6/02—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
    • A61B6/46—Arrangements for interfacing with the operator or the patient
    • A61B6/467—Arrangements for interfacing with the operator or the patient characterised by special input means
    • A61B6/469—Arrangements for interfacing with the operator or the patient characterised by special input means for selecting a region of interest [ROI]
    • 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

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  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Medical Informatics (AREA)
  • Radiology & Medical Imaging (AREA)
  • Molecular Biology (AREA)
  • Biophysics (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Optics & Photonics (AREA)
  • Pathology (AREA)
  • Physics & Mathematics (AREA)
  • Biomedical Technology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • High Energy & Nuclear Physics (AREA)
  • Surgery (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Human Computer Interaction (AREA)
  • Pulmonology (AREA)
  • Theoretical Computer Science (AREA)
  • Apparatus For Radiation Diagnosis (AREA)
CN201210066188.0A 2011-03-03 2012-03-05 减少由成像系统递送的辐射剂量的方法 Active CN102652676B (zh)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
IN627CH2011 2011-03-03
IN627/CHE/2011 2011-03-03

Publications (2)

Publication Number Publication Date
CN102652676A CN102652676A (zh) 2012-09-05
CN102652676B true CN102652676B (zh) 2015-11-25

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US (1) US8798228B2 (enExample)
JP (1) JP5985836B2 (enExample)
CN (1) CN102652676B (enExample)
DE (1) DE102012101791A1 (enExample)
NL (1) NL2008400C2 (enExample)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10278666B2 (en) 2014-06-13 2019-05-07 Palodex Group Oy Systems and methods of automated dose control in x-ray 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
EP3245634B1 (en) 2016-03-31 2020-10-14 Shanghai United Imaging Healthcare Co., Ltd. System and method for image reconstruction
US10251612B2 (en) * 2016-08-08 2019-04-09 Carestream Health, Inc. Method and system for automatic tube current modulation
US10561391B2 (en) * 2016-08-18 2020-02-18 General Electric Company Methods and systems for computed tomography
WO2024246699A1 (en) * 2023-05-26 2024-12-05 Medtronic Navigation, Inc. Noise and patient dose optimization via dynamic x-ray modulation

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5103469A (en) * 1988-05-20 1992-04-07 Kabushiki Kaisha Toshiba X-ray CT scanner
US5400378A (en) * 1993-11-19 1995-03-21 General Electric Company Dynamic dose control in multi-slice CT scan
CN1172681A (zh) * 1996-06-28 1998-02-11 西门子医疗系统公司 辐射设备中调节辐射的系统和方法
CN1309949A (zh) * 2000-01-14 2001-08-29 西门子公司 Ct机的运行方法和ct机

Family Cites Families (35)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5450462A (en) * 1993-11-19 1995-09-12 General Electric Company Modulation of x-ray tube current during CT scanning with modulation limit
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
US5657235A (en) 1995-05-03 1997-08-12 International Business Machines Corporation Continuous scale optical proximity correction by mask maker dose modulation
JPH1128201A (ja) * 1997-07-10 1999-02-02 Hitachi Medical Corp Ｘ線ｃｔ装置
US6636622B2 (en) * 1997-10-15 2003-10-21 Wisconsin Alumni Research Foundation Method and apparatus for calibration of radiation therapy equipment and verification of radiation treatment
DE10022468A1 (de) * 1999-05-10 2001-10-11 Shimadzu Corp Röntgen-CT-Vorrichtung
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
JP4519254B2 (ja) * 2000-04-03 2010-08-04 株式会社日立メディコ Ｘ線ｃｔ装置
US6501819B2 (en) 2000-12-18 2002-12-31 Ge Medical Systems Global Technology Company, Llc Medical diagnostic method and apparatus to control dual energy exposure techniques based on image information
US6459765B1 (en) 2000-12-28 2002-10-01 Ge Medical Systems Global Technology Company, Llc Automatic exposure control and optimization in digital x-ray radiography
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
JP4387638B2 (ja) * 2001-07-04 2009-12-16 株式会社東芝 Ｘ線コンピュータ断層診断装置
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
US6744846B2 (en) * 2002-09-26 2004-06-01 Siemens Aktiengesellschaft Method and apparatus for automatic exposure control in CT scanning
JP4509493B2 (ja) 2003-04-25 2010-07-21 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画像撮影方法およびｘ線ｃｔ装置
US6990172B2 (en) * 2004-02-19 2006-01-24 General Electric Company Method and apparatus to determine tube current modulation profile for radiographic imaging
DE102004020861B4 (de) 2004-04-28 2009-10-01 Siemens Ag Verfahren zur Rekonstruktion von Projektionsdatensätzen bei Dosis-reduzierter abschnittsweiser spiralförmiger Abtastung in der Computertomographie
US7082183B2 (en) * 2004-07-21 2006-07-25 General Electric Company Computed tomography dose indexing phantom selection for dose reporting
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
JP4822478B2 (ja) * 2005-09-15 2011-11-24 株式会社日立メディコ Ｘ線ｃｔ装置
WO2007062178A2 (en) 2005-11-21 2007-05-31 The Regents Of The University Of California Method for computing patient radiation dose in computed tomoraphy
US7983457B2 (en) 2005-11-23 2011-07-19 General Electric Company Method and system for automatically determining regions in a scanned object
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
US7313224B1 (en) 2006-06-22 2007-12-25 General Electric Co. Wireless integrated automatic exposure control module
JP4729519B2 (ja) 2007-03-09 2011-07-20 ゼネラル・エレクトリック・カンパニイ 器官に基づく放射線プロファイル設定を設けた放射線撮像の方法及びシステム
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
JP2009009030A (ja) 2007-06-29 2009-01-15 Noritsu Koki Co Ltd 写真プリント処理システム
JP5254252B2 (ja) * 2007-11-28 2013-08-07 株式会社日立メディコ Ｘ線ｃｔ装置
EP2130491B1 (en) 2008-06-06 2015-08-05 Cefla S.C. Method and apparatus for radiographic imaging
US7809107B2 (en) 2008-06-30 2010-10-05 Varian Medical Systems International Ag Method for controlling modulation strength in radiation therapy
JP5455935B2 (ja) * 2009-02-02 2014-03-26 株式会社日立メディコ Ｘ線ｃｔ装置及び方法
JP5484788B2 (ja) * 2009-05-25 2014-05-07 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
JP6034189B2 (ja) 2009-07-15 2016-11-30 メイヨ フォンデーシヨン フォー メディカル エジュケーション アンド リサーチ Ｃｔにおける放射線量低減のための自動管電圧選択装置及び方法
JP5442363B2 (ja) 2009-08-28 2014-03-12 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

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5103469A (en) * 1988-05-20 1992-04-07 Kabushiki Kaisha Toshiba X-ray CT scanner
US5400378A (en) * 1993-11-19 1995-03-21 General Electric Company Dynamic dose control in multi-slice CT scan
CN1172681A (zh) * 1996-06-28 1998-02-11 西门子医疗系统公司 辐射设备中调节辐射的系统和方法
CN1309949A (zh) * 2000-01-14 2001-08-29 西门子公司 Ct机的运行方法和ct机

Also Published As

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JP2012183310A (ja) 2012-09-27
US8798228B2 (en) 2014-08-05
NL2008400C2 (en) 2013-08-06
NL2008400A (en) 2012-09-04
JP5985836B2 (ja) 2016-09-06
US20120224665A1 (en) 2012-09-06
CN102652676A (zh) 2012-09-05
DE102012101791A1 (de) 2012-09-06

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