JP2013144038A - Ｘ線ｃｔ装置 - Google Patents

Ｘ線ｃｔ装置 Download PDF

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Publication number
JP2013144038A
JP2013144038A JP2012005849A JP2012005849A JP2013144038A JP 2013144038 A JP2013144038 A JP 2013144038A JP 2012005849 A JP2012005849 A JP 2012005849A JP 2012005849 A JP2012005849 A JP 2012005849A JP 2013144038 A JP2013144038 A JP 2013144038A
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JP
Japan
Prior art keywords
data
ray
tube
sampling data
voltage
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.)
Pending
Application number
JP2012005849A
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English (en)
Japanese (ja)
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JP2013144038A5 (https=
Inventor
Masayoshi Tsuyuki
昌快 津雪
Toshiyuki Niino
俊之 新野
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.)
Toshiba Corp
Canon Medical Systems Corp
Original Assignee
Toshiba Corp
Toshiba Medical Systems Corp
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 Toshiba Corp, Toshiba Medical Systems Corp filed Critical Toshiba Corp
Priority to JP2012005849A priority Critical patent/JP2013144038A/ja
Priority to US13/742,705 priority patent/US9778211B2/en
Priority to CN2013100163803A priority patent/CN103202707A/zh
Publication of JP2013144038A publication Critical patent/JP2013144038A/ja
Publication of JP2013144038A5 publication Critical patent/JP2013144038A5/ja
Pending legal-status Critical Current

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    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N23/00—Investigating or analysing materials by the use of wave or particle radiation, e.g. X-rays or neutrons, not covered by groups G01N3/00 – G01N17/00, G01N21/00 or G01N22/00
    • G01N23/02—Investigating or analysing materials by the use of wave or particle radiation, e.g. X-rays or neutrons, not covered by groups G01N3/00 – G01N17/00, G01N21/00 or G01N22/00 by transmitting the radiation through the material
    • G01N23/04—Investigating or analysing materials by the use of wave or particle radiation, e.g. X-rays or neutrons, not covered by groups G01N3/00 – G01N17/00, G01N21/00 or G01N22/00 by transmitting the radiation through the material and forming images of the material
    • G01N23/046—Investigating or analysing materials by the use of wave or particle radiation, e.g. X-rays or neutrons, not covered by groups G01N3/00 – G01N17/00, G01N21/00 or G01N22/00 by transmitting the radiation through the material and forming images of the material using tomography, e.g. 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
    • A61B6/02—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
    • A61B6/48—Diagnostic techniques
    • A61B6/482—Diagnostic techniques involving multiple energy imaging
    • 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
    • A61B6/56—Details of data transmission or power supply, e.g. use of slip rings
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N2223/00—Investigating materials by wave or particle radiation
    • G01N2223/40—Imaging
    • G01N2223/419—Imaging computed tomograph

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  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Medical Informatics (AREA)
  • General Health & Medical Sciences (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Radiology & Medical Imaging (AREA)
  • Physics & Mathematics (AREA)
  • Pathology (AREA)
  • Pulmonology (AREA)
  • Theoretical Computer Science (AREA)
  • Optics & Photonics (AREA)
  • Molecular Biology (AREA)
  • Veterinary Medicine (AREA)
  • Public Health (AREA)
  • Biophysics (AREA)
  • High Energy & Nuclear Physics (AREA)
  • Animal Behavior & Ethology (AREA)
  • Surgery (AREA)
  • Biomedical Technology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • General Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • Immunology (AREA)
  • Apparatus For Radiation Diagnosis (AREA)
JP2012005849A 2012-01-16 2012-01-16 Ｘ線ｃｔ装置 Pending JP2013144038A (ja)

Priority Applications (3)

Application Number Priority Date Filing Date Title
JP2012005849A JP2013144038A (ja) 2012-01-16 2012-01-16 Ｘ線ｃｔ装置
US13/742,705 US9778211B2 (en) 2012-01-16 2013-01-16 X-ray CT (computed tomography) device
CN2013100163803A CN103202707A (zh) 2012-01-16 2013-01-16 X射线ct装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2012005849A JP2013144038A (ja) 2012-01-16 2012-01-16 Ｘ線ｃｔ装置

Related Child Applications (1)

Application Number Title Priority Date Filing Date
JP2016146635A Division JP2016195848A (ja) 2016-07-26 2016-07-26 Ｘ線ｃｔ装置

Publications (2)

Publication Number Publication Date
JP2013144038A true JP2013144038A (ja) 2013-07-25
JP2013144038A5 JP2013144038A5 (https=) 2015-03-05

Family

ID=48750278

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2012005849A Pending JP2013144038A (ja) 2012-01-16 2012-01-16 Ｘ線ｃｔ装置

Country Status (3)

Country Link
US (1) US9778211B2 (https=)
JP (1) JP2013144038A (https=)
CN (1) CN103202707A (https=)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2022084954A (ja) * 2017-10-06 2022-06-07 キヤノン株式会社 画像処理装置、画像処理方法及びプログラム

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103654818B (zh) 2012-09-04 2016-01-27 沈阳东软医疗系统有限公司 一种实现多能量ct扫描重建的方法及装置
CN105723810A (zh) * 2013-11-26 2016-06-29 株式会社日立制作所 高电压发生装置及具备高电压发生装置的x射线拍摄装置
CN104374783B (zh) * 2013-12-26 2017-06-16 清华大学 Ct系统及其方法
US20160143603A1 (en) * 2014-11-20 2016-05-26 General Electric Company Imaging with Ramping
CN105662443B (zh) * 2015-12-31 2019-08-09 上海奕瑞光电子科技股份有限公司 适用于脉冲透视下的x射线同步方法
US10718724B2 (en) 2018-11-06 2020-07-21 Jon M Frenn Systems and methods of comparative computed tomography (CT) for qualification of commercial grade items
JP2020103571A (ja) * 2018-12-27 2020-07-09 キヤノンメディカルシステムズ株式会社 医用処理装置及びｘ線診断システム
CN110339492A (zh) * 2019-06-17 2019-10-18 新里程医用加速器(无锡)有限公司 双能能谱cbct影像采集系统
CN110236584B (zh) * 2019-06-25 2022-04-12 新里程医用加速器(无锡)有限公司 一种双能能谱锥形束ct系统、控制方法、重建方法及装置
CN110237444A (zh) * 2019-07-01 2019-09-17 新里程医用加速器(无锡)有限公司 Cbct装置、cbct装置控制方法及放射治疗系统
CN110742635B (zh) * 2019-10-08 2021-10-08 南京安科医疗科技有限公司 一种复合能谱ct成像方法
EP4344359A1 (en) * 2022-09-22 2024-03-27 Koninklijke Philips N.V. Imaging with kvp switching

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2009131464A (ja) * 2007-11-30 2009-06-18 Ge Medical Systems Global Technology Co Llc Ｘ線ｃｔ装置
JP2009297442A (ja) * 2008-06-17 2009-12-24 Ge Medical Systems Global Technology Co Llc Ｘ線ｃｔ装置
JP2010284350A (ja) * 2009-06-12 2010-12-24 Ge Medical Systems Global Technology Co Llc Ｘ線ｃｔ装置

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5841531A (ja) 1981-09-03 1983-03-10 株式会社東芝 Ｘ線診断装置
JPS63203137A (ja) 1987-02-19 1988-08-23 株式会社東芝 Ｘ線ｃｔ装置
US5272627A (en) * 1991-03-27 1993-12-21 Gulton Industries, Inc. Data converter for CT data acquisition system
JP3455577B2 (ja) * 1994-04-08 2003-10-14 株式会社東芝 Ｘ線ｃｔ装置
DE102004051820A1 (de) * 2004-10-25 2006-05-04 Siemens Ag Tomographiegerät und Verfahren für ein Tomographiegerät zur Erzeugung von Mehrfachenergie-Bildern
JP5091442B2 (ja) * 2006-08-25 2012-12-05 株式会社東芝 Ｘ線コンピュータ断層撮影装置
JP5389324B2 (ja) 2006-12-18 2014-01-15 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線断層撮影装置
JP2008279153A (ja) 2007-05-14 2008-11-20 Ge Medical Systems Global Technology Co Llc Ｘ線ｃｔ装置
US7813474B2 (en) 2007-10-09 2010-10-12 General Electric Company Method and apparatus for performing dual-spectrum CT with fast KV modulation at multiple-view intervals
JP5106978B2 (ja) 2007-10-15 2012-12-26 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
US7801265B2 (en) * 2007-11-23 2010-09-21 Mayo Foundation For Medical Education And Research System and method for creating mixed image from dual-energy CT data
US8055039B2 (en) * 2008-02-21 2011-11-08 General Electric Company System and method to obtain noise mitigated monochromatic representation for varying energy level
JP5570733B2 (ja) * 2009-01-26 2014-08-13 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
US8031831B2 (en) 2009-05-28 2011-10-04 Kabushiki Kaisha Toshiba Voltage and or current modulation in dual energy computed tomography
CN101897595B (zh) 2009-05-28 2013-02-27 株式会社东芝 X射线计算机断层摄影系统
US8199874B2 (en) * 2009-12-11 2012-06-12 General Electric Company System and method of mitigating low signal data for dual energy CT
JP5677738B2 (ja) * 2009-12-24 2015-02-25 株式会社東芝 Ｘ線コンピュータ断層撮影装置

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2009131464A (ja) * 2007-11-30 2009-06-18 Ge Medical Systems Global Technology Co Llc Ｘ線ｃｔ装置
US20090180585A1 (en) * 2007-11-30 2009-07-16 Ge Medical Systems Global Technology Company, Llc X-ray ct apparatus and x-ray ct imaging method
JP2009297442A (ja) * 2008-06-17 2009-12-24 Ge Medical Systems Global Technology Co Llc Ｘ線ｃｔ装置
JP2010284350A (ja) * 2009-06-12 2010-12-24 Ge Medical Systems Global Technology Co Llc Ｘ線ｃｔ装置

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2022084954A (ja) * 2017-10-06 2022-06-07 キヤノン株式会社 画像処理装置、画像処理方法及びプログラム
US11826186B2 (en) 2017-10-06 2023-11-28 Canon Kabushiki Kaisha Image processing apparatus, image processing method, and program

Also Published As

Publication number Publication date
US20130182821A1 (en) 2013-07-18
US9778211B2 (en) 2017-10-03
CN103202707A (zh) 2013-07-17

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