CN100411591C - 多列检测器型x线ct装置及断层照片图像的制作方法 - Google Patents

多列检测器型x线ct装置及断层照片图像的制作方法 Download PDF

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CN100411591C
CN100411591C CNB028212835A CN02821283A CN100411591C CN 100411591 C CN100411591 C CN 100411591C CN B028212835 A CNB028212835 A CN B028212835A CN 02821283 A CN02821283 A CN 02821283A CN 100411591 C CN100411591 C CN 100411591C
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data
phase
image
projection data
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CN1575148A (zh
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后藤大雅
宫崎靖
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Hitachi Healthcare Manufacturing Ltd
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Hitachi Medical Corp
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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
    • A61B6/02—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
    • A61B6/02—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
    • A61B6/58—Testing, adjusting or calibrating thereof
    • A61B6/582—Calibration
    • A61B6/583—Calibration using calibration phantoms
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S378/00—X-ray or gamma ray systems or devices
    • Y10S378/901—Computer tomography program or processor

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  • 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)
CNB028212835A 2001-10-24 2002-10-23 多列检测器型x线ct装置及断层照片图像的制作方法 Expired - Fee Related CN100411591C (zh)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2001326669A JP4025530B2 (ja) 2001-10-24 2001-10-24 Ｘ線ｃｔ装置
JP326669/2001 2001-10-24

Publications (2)

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CN1575148A CN1575148A (zh) 2005-02-02
CN100411591C true CN100411591C (zh) 2008-08-20

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CNB028212835A Expired - Fee Related CN100411591C (zh) 2001-10-24 2002-10-23 多列检测器型x线ct装置及断层照片图像的制作方法

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US (1) US7221730B2 (cg-RX-API-DMAC7.html)
JP (1) JP4025530B2 (cg-RX-API-DMAC7.html)
CN (1) CN100411591C (cg-RX-API-DMAC7.html)
WO (1) WO2003034920A1 (cg-RX-API-DMAC7.html)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2005137390A (ja) * 2003-11-04 2005-06-02 Ge Medical Systems Global Technology Co Llc Ｃｔ画像生成方法およびｘ線ｃｔ装置
CN100481130C (zh) * 2004-01-29 2009-04-22 皇家飞利浦电子股份有限公司 减小多层ct重建中的风车状伪像的方法和设备
US20050226365A1 (en) * 2004-03-30 2005-10-13 Kabushiki Kaisha Toshiba Radius-in-image dependent detector row filtering for windmill artifact reduction
US7003070B1 (en) * 2004-08-03 2006-02-21 William Barry Chen Upright CT scanner
US8019135B2 (en) * 2005-03-09 2011-09-13 Koninklijke Philips Electronics N. V. Apparatus and method for providing 2D representation of 3D image data representing an anatomical lumen tree structure
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
JP7195825B2 (ja) * 2017-09-12 2022-12-26 キヤノンメディカルシステムズ株式会社 Ｘ線コンピュータ断層撮影装置及び画像生成装置
JP2019158534A (ja) * 2018-03-12 2019-09-19 株式会社ミツトヨ 計測用ｘ線ｃｔ装置、及び、その断層画像生成方法

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0819532A (ja) * 1993-09-06 1996-01-23 Toshiba Corp Ｘ線コンピュータトモグラフィ装置
JPH08263638A (ja) * 1995-01-23 1996-10-11 General Electric Co <Ge> 物体の断層写真像を作成するシステム及び方法
JPH09224930A (ja) * 1995-12-06 1997-09-02 General Electric Co <Ge> 物体の断層写真画像を発生するシステム及び体積測定式計算機式断層写真法装置
JPH11276473A (ja) * 1998-02-18 1999-10-12 Toshiba Corp 画像処理装置、及び画像処理方法
JP2000023966A (ja) * 1997-11-26 2000-01-25 General Electric Co <Ge> 螺旋再構成アルゴリズム

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5541971A (en) * 1993-09-06 1996-07-30 Kabushiki Kaisha Toshiba X-ray computerized tomography apparatus
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
US5838756A (en) * 1996-01-08 1998-11-17 Kabushiki Kaisha Toshiba Radiation computed tomography apparatus
DE19832275B4 (de) 1998-07-17 2006-09-14 Siemens Ag Verfahren zur Rekonstruktion von Bildern aus mittels eines CT-Gerätes durch Spiralabtastung des Untersuchungsobjekts gewonnenen Meßwerten und CT-Gerät zur Durchführung des Verfahrens
DE19832276C2 (de) * 1998-07-17 2002-10-24 Siemens Ag Verfahren zur Rekonstruktion von aus mittels eines CT-Gerätes durch Spiralabtastung gewonnenen Meßwerten
DE19854947B4 (de) * 1998-11-27 2005-01-05 Siemens Ag Verfahren zur Bildrekonstruktion für ein Spiral-CT-Gerät und Spiral-CT-Gerät zur Durchführung eines solchen Verfahrens
JP4406106B2 (ja) 1999-02-04 2010-01-27 株式会社東芝 Ｘ線ｃｔ装置
JP2000278702A (ja) 1999-03-26 2000-10-06 Nikon Corp 補間処理装置および補間処理プログラムを記録した記録媒体
JP4726287B2 (ja) 1999-10-20 2011-07-20 株式会社日立メディコ マルチスライスｘ線ｃｔ装置
JP4538142B2 (ja) * 2000-09-06 2010-09-08 株式会社日立メディコ 断層写真像作成方法及び断層写真像作成装置。
DE10207623B4 (de) * 2002-02-22 2004-05-06 Siemens Ag Verfahren für die Computertomographie sowie Computertomographie (CT)-Gerät
JP2005137390A (ja) * 2003-11-04 2005-06-02 Ge Medical Systems Global Technology Co Llc Ｃｔ画像生成方法およびｘ線ｃｔ装置

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0819532A (ja) * 1993-09-06 1996-01-23 Toshiba Corp Ｘ線コンピュータトモグラフィ装置
JPH08263638A (ja) * 1995-01-23 1996-10-11 General Electric Co <Ge> 物体の断層写真像を作成するシステム及び方法
JPH09224930A (ja) * 1995-12-06 1997-09-02 General Electric Co <Ge> 物体の断層写真画像を発生するシステム及び体積測定式計算機式断層写真法装置
JP2000023966A (ja) * 1997-11-26 2000-01-25 General Electric Co <Ge> 螺旋再構成アルゴリズム
JPH11276473A (ja) * 1998-02-18 1999-10-12 Toshiba Corp 画像処理装置、及び画像処理方法

Also Published As

Publication number Publication date
JP4025530B2 (ja) 2007-12-19
US7221730B2 (en) 2007-05-22
CN1575148A (zh) 2005-02-02
US20040258197A1 (en) 2004-12-23
WO2003034920A1 (en) 2003-05-01
JP2003126080A (ja) 2003-05-07

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