JP4360817B2 - 放射線断層撮影装置 - Google Patents

放射線断層撮影装置 Download PDF

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Publication number
JP4360817B2
JP4360817B2 JP2003078125A JP2003078125A JP4360817B2 JP 4360817 B2 JP4360817 B2 JP 4360817B2 JP 2003078125 A JP2003078125 A JP 2003078125A JP 2003078125 A JP2003078125 A JP 2003078125A JP 4360817 B2 JP4360817 B2 JP 4360817B2
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Japan
Prior art keywords
radiation
projection data
data
reconstruction
radiation source
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Expired - Lifetime
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JP2003078125A
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English (en)
Japanese (ja)
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JP2004188163A (ja
JP2004188163A5 (enExample
Inventor
大雅 後藤
宮崎　　靖
浩一 廣川
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Hitachi Healthcare Manufacturing Ltd
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Hitachi Medical Corp
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Priority to JP2003078125A priority Critical patent/JP4360817B2/ja
Priority to PCT/JP2003/010971 priority patent/WO2004034908A1/ja
Priority to US10/524,341 priority patent/US7684539B2/en
Priority to CN03824376.8A priority patent/CN1688254B/zh
Publication of JP2004188163A publication Critical patent/JP2004188163A/ja
Publication of JP2004188163A5 publication Critical patent/JP2004188163A5/ja
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    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T12/00—Tomographic reconstruction from projections
    • G06T12/10—Image preprocessing, e.g. calibration, positioning of sources or scatter correction
    • 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
    • A61B6/027—Arrangements for diagnosis sequentially in different planes; Stereoscopic radiation diagnosis characterised by the use of a particular data acquisition trajectory, e.g. helical or spiral
    • 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
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T2211/00—Image generation
    • G06T2211/40—Computed tomography
    • G06T2211/421—Filtered back projection [FBP]

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  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Medical Informatics (AREA)
  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • General Health & Medical Sciences (AREA)
  • High Energy & Nuclear Physics (AREA)
  • Theoretical Computer Science (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Veterinary Medicine (AREA)
  • Pathology (AREA)
  • Radiology & Medical Imaging (AREA)
  • Biomedical Technology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Molecular Biology (AREA)
  • Surgery (AREA)
  • Animal Behavior & Ethology (AREA)
  • Biophysics (AREA)
  • Public Health (AREA)
  • General Physics & Mathematics (AREA)
  • Pulmonology (AREA)
  • Apparatus For Radiation Diagnosis (AREA)
JP2003078125A 2002-10-18 2003-03-20 放射線断層撮影装置 Expired - Lifetime JP4360817B2 (ja)

Priority Applications (4)

Application Number Priority Date Filing Date Title
JP2003078125A JP4360817B2 (ja) 2002-10-18 2003-03-20 放射線断層撮影装置
PCT/JP2003/010971 WO2004034908A1 (ja) 2002-10-18 2003-08-28 X線断層撮影装置
US10/524,341 US7684539B2 (en) 2002-10-18 2003-08-28 X-ray tomograph
CN03824376.8A CN1688254B (zh) 2002-10-18 2003-08-28 X线断层摄影装置

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2002304463 2002-10-18
JP2003078125A JP4360817B2 (ja) 2002-10-18 2003-03-20 放射線断層撮影装置

Publications (3)

Publication Number Publication Date
JP2004188163A JP2004188163A (ja) 2004-07-08
JP2004188163A5 JP2004188163A5 (enExample) 2006-04-20
JP4360817B2 true JP4360817B2 (ja) 2009-11-11

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Family Applications (1)

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JP2003078125A Expired - Lifetime JP4360817B2 (ja) 2002-10-18 2003-03-20 放射線断層撮影装置

Country Status (4)

Country Link
US (1) US7684539B2 (enExample)
JP (1) JP4360817B2 (enExample)
CN (1) CN1688254B (enExample)
WO (1) WO2004034908A1 (enExample)

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US6917663B2 (en) * 2003-06-16 2005-07-12 Kabushiki Kaisha Toshiba Cone-beam reconstruction apparatus and computed tomography apparatus
JP4785441B2 (ja) * 2005-06-23 2011-10-05 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
JP4509971B2 (ja) * 2006-06-09 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装置
US8184891B2 (en) * 2006-10-18 2012-05-22 Koninklijke Philips Electronics, N.V. Imaging system, imaging method and computer program for imaging a region of interest
US8116426B2 (en) * 2008-11-11 2012-02-14 Kabushiki Kaisha Toshiba Computed tomography device and method using circular-pixel position-adaptive interpolation
US8159493B2 (en) 2009-02-03 2012-04-17 Xerox Corporation Adaptive grand tour
JP5878119B2 (ja) * 2010-06-17 2016-03-08 株式会社日立メディコ Ｘ線ｃｔ装置、及びその制御方法
JP5601683B2 (ja) * 2010-06-28 2014-10-08 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 画像生成装置およびプログラム並びにｘ線ｃｔ装置
JP5728304B2 (ja) * 2011-06-21 2015-06-03 株式会社日立メディコ Ｘ線ｃｔ装置及び画像再構成方法
US9159146B2 (en) * 2011-07-08 2015-10-13 Hitachi Medical Corporation Image reconstruction device and image reconstruction method configured to perform iteratively reconstructed image using weight coefficient
JP6181045B2 (ja) * 2012-04-24 2017-08-16 株式会社日立製作所 Ｘ線ｃｔ装置及び画像再構成方法
US9864184B2 (en) 2012-10-30 2018-01-09 California Institute Of Technology Embedded pupil function recovery for fourier ptychographic imaging devices
US10679763B2 (en) 2012-10-30 2020-06-09 California Institute Of Technology Fourier ptychographic imaging systems, devices, and methods
US10652444B2 (en) 2012-10-30 2020-05-12 California Institute Of Technology Multiplexed Fourier ptychography imaging systems and methods
CN103961122B (zh) * 2013-01-31 2018-07-31 通用电气公司 用于非等γ角CT系统中数据转换的方法和装置
CN105659143B (zh) 2013-07-31 2019-03-22 加州理工学院 孔径扫描傅立叶重叠关联成像
WO2015027188A1 (en) 2013-08-22 2015-02-26 California Institute Of Technoloby Variable-illumination fourier ptychographic imaging devices, systems, and methods
WO2015125600A1 (ja) * 2014-02-24 2015-08-27 独立行政法人放射線医学総合研究所 放射線治療用動体追跡装置、放射線治療用照射領域決定装置および放射線治療装置
US11468557B2 (en) 2014-03-13 2022-10-11 California Institute Of Technology Free orientation fourier camera
WO2016106379A1 (en) 2014-12-22 2016-06-30 California Institute Of Technology Epi-illumination fourier ptychographic imaging for thick samples
CA2970063A1 (en) * 2015-01-21 2016-07-28 California Institute Of Technology Fourier ptychographic tomography
EP3251144A4 (en) 2015-01-26 2018-09-05 California Institute of Technology Array level fourier ptychographic imaging
CN107106112B (zh) * 2015-02-12 2020-06-19 株式会社日立制作所 X射线ct装置、图像处理装置及图像重构方法
JP2018509622A (ja) 2015-03-13 2018-04-05 カリフォルニア インスティチュート オブ テクノロジー フーリエタイコグラフィ手法を用いるインコヒーレント撮像システムにおける収差補正
JP6654102B2 (ja) * 2016-05-31 2020-02-26 株式会社日立製作所 粒子線治療システム
US11092795B2 (en) 2016-06-10 2021-08-17 California Institute Of Technology Systems and methods for coded-aperture-based correction of aberration obtained from Fourier ptychography
US10568507B2 (en) 2016-06-10 2020-02-25 California Institute Of Technology Pupil ptychography methods and systems
US10754140B2 (en) 2017-11-03 2020-08-25 California Institute Of Technology Parallel imaging acquisition and restoration methods and systems
CN115004017A (zh) 2020-02-27 2022-09-02 深圳帧观德芯科技有限公司 成像系统
WO2022183078A1 (en) 2021-02-25 2022-09-01 California Institute Of Technology Computational refocusing-assisted deep learning

Family Cites Families (17)

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US5047931A (en) * 1989-05-30 1991-09-10 General Electric Company Parallel computation of fan-beam back-projection reconstruction algorithm in computed tomography
US5390112A (en) * 1993-10-04 1995-02-14 General Electric Company Three-dimensional computerized tomography scanning method and system for imaging large objects with smaller area detectors
JP3499624B2 (ja) * 1995-01-11 2004-02-23 株式会社東芝 コンピュータ断層撮影装置
JP2914891B2 (ja) * 1995-07-05 1999-07-05 株式会社東芝 Ｘ線コンピュータ断層撮影装置
JP4163767B2 (ja) * 1996-05-02 2008-10-08 シーメンス アクチエンゲゼルシヤフト コンピュータ断層撮影装置の画像再構成方法
JPH10290798A (ja) * 1997-04-17 1998-11-04 Ge Yokogawa Medical Syst Ltd 投影データ測定方法および装置並びにｘ線ｃｔ装置
US5889833A (en) * 1997-06-17 1999-03-30 Kabushiki Kaisha Toshiba High speed computed tomography device and method
IL131868A0 (en) * 1998-01-13 2001-03-19 Koninkl Philips Electronics Nv Computer tomography method with helicoidal scanning of an examination area
US6947584B1 (en) * 1998-08-25 2005-09-20 General Electric Company Volume imaging system
US6097784A (en) * 1998-09-30 2000-08-01 Picker International, Inc. 3D image reconstruction for helical partial cone beam data
JP4406106B2 (ja) * 1999-02-04 2010-01-27 株式会社東芝 Ｘ線ｃｔ装置
JP2002095655A (ja) * 2000-09-26 2002-04-02 Shimadzu Corp Ｃｔ装置
JP4607364B2 (ja) * 2001-04-04 2011-01-05 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
JP2003026080A (ja) * 2001-07-10 2003-01-29 Kayaba Ind Co Ltd バウランプ装置
US6678346B2 (en) * 2001-10-11 2004-01-13 Ge Medical Systems Global Technology Company Llc Cone-beam CT scanner with image reconstruction using multiple sub-images
US6490333B1 (en) * 2001-12-28 2002-12-03 Ge Medical Systems Global Technology Company, Llc Methods and apparatus for cone-tilted parallel sampling and reconstruction
US20030128801A1 (en) * 2002-01-07 2003-07-10 Multi-Dimensional Imaging, Inc. Multi-modality apparatus for dynamic anatomical, physiological and molecular imaging

Also Published As

Publication number Publication date
JP2004188163A (ja) 2004-07-08
WO2004034908A1 (ja) 2004-04-29
US20060165211A1 (en) 2006-07-27
CN1688254B (zh) 2010-09-29
US7684539B2 (en) 2010-03-23
CN1688254A (zh) 2005-10-26

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