DE69301692T2 - Verfahren und Gerät für Computertomographie - Google Patents

Verfahren und Gerät für Computertomographie

Info

Publication number
DE69301692T2
DE69301692T2 DE69301692T DE69301692T DE69301692T2 DE 69301692 T2 DE69301692 T2 DE 69301692T2 DE 69301692 T DE69301692 T DE 69301692T DE 69301692 T DE69301692 T DE 69301692T DE 69301692 T2 DE69301692 T2 DE 69301692T2
Authority
DE
Germany
Prior art keywords
computer tomography
tomography method
computer
tomography
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.)
Expired - Fee Related
Application number
DE69301692T
Other languages
English (en)
Other versions
DE69301692D1 (de
Inventor
Masahiro Saito
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.)
Shimadzu Corp
Original Assignee
Shimadzu 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 Shimadzu Corp filed Critical Shimadzu Corp
Publication of DE69301692D1 publication Critical patent/DE69301692D1/de
Application granted granted Critical
Publication of DE69301692T2 publication Critical patent/DE69301692T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B6/00—Apparatus for radiation diagnosis, e.g. combined with radiation therapy equipment
    • A61B6/02—Devices for diagnosis sequentially in different planes; Stereoscopic radiation diagnosis
    • A61B6/03—Computerised tomographs
    • A61B6/032—Transmission computed tomography [CT]
    • A61B6/035—Mechanical aspects of CT
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B6/00—Apparatus for radiation diagnosis, e.g. combined with radiation therapy equipment
    • A61B6/02—Devices for diagnosis sequentially in different planes; Stereoscopic radiation diagnosis
    • A61B6/03—Computerised tomographs
    • A61B6/032—Transmission computed tomography [CT]
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B6/00—Apparatus for radiation diagnosis, e.g. combined with radiation therapy equipment
    • A61B6/54—Control of apparatus or devices for radiation diagnosis
    • G—PHYSICS
    • G21—NUCLEAR PHYSICS; NUCLEAR ENGINEERING
    • G21K—TECHNIQUES FOR HANDLING PARTICLES OR IONISING RADIATION NOT OTHERWISE PROVIDED FOR; IRRADIATION DEVICES; GAMMA RAY OR X-RAY MICROSCOPES
    • G21K1/00—Arrangements for handling particles or ionising radiation, e.g. focusing or moderating
    • G21K1/02—Arrangements for handling particles or ionising radiation, e.g. focusing or moderating using diaphragms, collimators
    • G21K1/04—Arrangements for handling particles or ionising radiation, e.g. focusing or moderating using diaphragms, collimators using variable diaphragms, shutters, choppers
    • G—PHYSICS
    • G21—NUCLEAR PHYSICS; NUCLEAR ENGINEERING
    • G21K—TECHNIQUES FOR HANDLING PARTICLES OR IONISING RADIATION NOT OTHERWISE PROVIDED FOR; IRRADIATION DEVICES; GAMMA RAY OR X-RAY MICROSCOPES
    • G21K1/00—Arrangements for handling particles or ionising radiation, e.g. focusing or moderating
    • G21K1/02—Arrangements for handling particles or ionising radiation, e.g. focusing or moderating using diaphragms, collimators
    • G21K1/04—Arrangements for handling particles or ionising radiation, e.g. focusing or moderating using diaphragms, collimators using variable diaphragms, shutters, choppers
    • G21K1/043—Arrangements for handling particles or ionising radiation, e.g. focusing or moderating using diaphragms, collimators using variable diaphragms, shutters, choppers changing time structure of beams by mechanical means, e.g. choppers, spinning filter wheels

Landscapes

  • Health & Medical Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Medical Informatics (AREA)
  • High Energy & Nuclear Physics (AREA)
  • Surgery (AREA)
  • Biomedical Technology (AREA)
  • Veterinary Medicine (AREA)
  • Biophysics (AREA)
  • Public Health (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Optics & Photonics (AREA)
  • Pathology (AREA)
  • Radiology & Medical Imaging (AREA)
  • General Health & Medical Sciences (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Molecular Biology (AREA)
  • Animal Behavior & Ethology (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Theoretical Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Pulmonology (AREA)
  • Apparatus For Radiation Diagnosis (AREA)
DE69301692T 1992-07-16 1993-06-30 Verfahren und Gerät für Computertomographie Expired - Fee Related DE69301692T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP4213597A JP2620467B2 (ja) 1992-07-16 1992-07-16 Ｘ線ｃｔ装置

Publications (2)

Publication Number Publication Date
DE69301692D1 DE69301692D1 (de) 1996-04-11
DE69301692T2 true DE69301692T2 (de) 1996-07-25

Family

ID=16641827

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69301692T Expired - Fee Related DE69301692T2 (de) 1992-07-16 1993-06-30 Verfahren und Gerät für Computertomographie

Country Status (7)

Country Link
US (1) US5359639A (de)
EP (1) EP0579036B1 (de)
JP (1) JP2620467B2 (de)
KR (1) KR940001863A (de)
CN (1) CN1048866C (de)
DE (1) DE69301692T2 (de)
SG (1) SG49635A1 (de)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102018201250B3 (de) * 2018-01-26 2019-06-27 Carl Zeiss Industrielle Messtechnik Gmbh Variable Blendenvorrichtung und Computertomograph umfassend eine variable Blendenvorrichtung

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5835556A (en) * 1995-05-23 1998-11-10 Rogalla; Patrik Process and device for computer tomography transillumination for treatment
US5648996A (en) * 1995-08-04 1997-07-15 Omega International Technology, Inc. Tangential computerized tomography scanner
AU2002324849B2 (en) * 2001-09-04 2008-01-24 Quality Control, Inc. X-ray fluorescence measuring system and methods for trace elements
JP4172753B2 (ja) * 2002-04-03 2008-10-29 東芝医用システムエンジニアリング株式会社 Ｘ線画像撮影装置
US9339243B2 (en) 2006-04-14 2016-05-17 William Beaumont Hospital Image guided radiotherapy with dual source and dual detector arrays tetrahedron beam computed tomography
EP2010058B1 (de) * 2006-04-14 2017-05-17 William Beaumont Hospital Computertomographiesystem und -methode
WO2011084878A1 (en) 2010-01-05 2011-07-14 William Beaumont Hospital Intensity modulated arc therapy with continuous couch rotation/shift and simultaneous cone beam imaging
JP6139087B2 (ja) * 2012-10-02 2017-05-31 東芝メディカルシステムズ株式会社 Ｘ線撮像装置、及びウェッジフィルタ制御方法
JP2019010443A (ja) * 2017-06-30 2019-01-24 キヤノン電子管デバイス株式会社 Ｘ線ｃｔ装置、ｘ線ｃｔ方法、およびコリメータ
JP7187408B2 (ja) * 2019-09-06 2022-12-12 富士フイルム株式会社 トモシンセシス撮影装置

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0665337B2 (ja) * 1984-10-31 1994-08-24 株式会社島津製作所 Ｘ線ｃｔ装置
JPS61185255A (ja) * 1985-02-12 1986-08-18 株式会社東芝 Ｘ線ｃｔ装置
US4789929A (en) * 1987-05-14 1988-12-06 Hitachi Medical Corporation CT system for spirally scanning subject on a movable bed synchronized to X-ray tube revolution
JPH01254148A (ja) * 1988-04-01 1989-10-11 Toshiba Corp Ｘ線ｃｔスキヤナ
US5054041A (en) * 1990-03-19 1991-10-01 General Electric Company High precision x-ray collimator
US5090037A (en) * 1990-11-19 1992-02-18 General Electric Company Helical scanning computed tomography with tracking x-ray source

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102018201250B3 (de) * 2018-01-26 2019-06-27 Carl Zeiss Industrielle Messtechnik Gmbh Variable Blendenvorrichtung und Computertomograph umfassend eine variable Blendenvorrichtung
US10722192B2 (en) 2018-01-26 2020-07-28 Carl Zeiss Industrielle Messtechnik Gmbh Variable stop apparatus and computed-tomography scanner comprising a variable stop apparatus

Also Published As

Publication number Publication date
CN1048866C (zh) 2000-02-02
JP2620467B2 (ja) 1997-06-11
US5359639A (en) 1994-10-25
DE69301692D1 (de) 1996-04-11
KR940001863A (ko) 1994-02-16
EP0579036A1 (de) 1994-01-19
CN1082380A (zh) 1994-02-23
JPH0630926A (ja) 1994-02-08
SG49635A1 (en) 1998-06-15
EP0579036B1 (de) 1996-03-06

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee