JPH0541689Y2 - - Google Patents

Info

Publication number
JPH0541689Y2
JPH0541689Y2 JP1988035146U JP3514688U JPH0541689Y2 JP H0541689 Y2 JPH0541689 Y2 JP H0541689Y2 JP 1988035146 U JP1988035146 U JP 1988035146U JP 3514688 U JP3514688 U JP 3514688U JP H0541689 Y2 JPH0541689 Y2 JP H0541689Y2
Authority
JP
Japan
Prior art keywords
ray
computer
processing unit
measured value
signal corresponding
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 - Lifetime
Application number
JP1988035146U
Other languages
English (en)
Japanese (ja)
Other versions
JPS63151104U (en]
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 filed Critical
Publication of JPS63151104U publication Critical patent/JPS63151104U/ja
Application granted granted Critical
Publication of JPH0541689Y2 publication Critical patent/JPH0541689Y2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • 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
    • A61B6/4021—Arrangements for generating radiation specially adapted for radiation diagnosis involving movement of the focal spot
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05G—X-RAY TECHNIQUE
    • H05G1/00—X-ray apparatus involving X-ray tubes; Circuits therefor
    • H05G1/08—Electrical details
    • H05G1/26—Measuring, controlling or protecting
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05G—X-RAY TECHNIQUE
    • H05G1/00—X-ray apparatus involving X-ray tubes; Circuits therefor
    • H05G1/08—Electrical details
    • H05G1/26—Measuring, controlling or protecting
    • H05G1/30—Controlling
    • H05G1/52—Target size or shape; Direction of electron beam, e.g. in tubes with one anode and more than one cathode

Landscapes

  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • General Health & Medical Sciences (AREA)
  • Medical Informatics (AREA)
  • Biophysics (AREA)
  • Heart & Thoracic Surgery (AREA)
  • High Energy & Nuclear Physics (AREA)
  • Toxicology (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Optics & Photonics (AREA)
  • Pathology (AREA)
  • Radiology & Medical Imaging (AREA)
  • Biomedical Technology (AREA)
  • Physics & Mathematics (AREA)
  • Molecular Biology (AREA)
  • Surgery (AREA)
  • Animal Behavior & Ethology (AREA)
  • Veterinary Medicine (AREA)
  • Public Health (AREA)
  • Pulmonology (AREA)
  • Theoretical Computer Science (AREA)
  • Apparatus For Radiation Diagnosis (AREA)
  • Analysing Materials By The Use Of Radiation (AREA)
JP1988035146U 1987-03-20 1988-03-16 Expired - Lifetime JPH0541689Y2 (en])

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE8704182U DE8704182U1 (de) 1987-03-20 1987-03-20 Computertomograph

Publications (2)

Publication Number Publication Date
JPS63151104U JPS63151104U (en]) 1988-10-04
JPH0541689Y2 true JPH0541689Y2 (en]) 1993-10-21

Family

ID=6806097

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1988035146U Expired - Lifetime JPH0541689Y2 (en]) 1987-03-20 1988-03-16

Country Status (4)

Country Link
US (1) US4837792A (en])
EP (1) EP0282870B1 (en])
JP (1) JPH0541689Y2 (en])
DE (2) DE8704182U1 (en])

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3817724C2 (de) * 1988-05-25 1996-04-04 Siemens Ag Computertomograph
EP0370124B1 (de) * 1988-11-22 1993-07-14 Siemens Aktiengesellschaft Computer-Tomograph
EP1107260B1 (de) * 1999-11-30 2008-10-15 Philips Intellectual Property & Standards GmbH Gitter zur Absorption von Röntgenstrahlen
US6322248B1 (en) * 2000-01-03 2001-11-27 Ge Yokogawa Medical Systems, Limited X-ray impinging position alignment method and x-ray tomographic imaging method and apparatus
US7382856B2 (en) * 2001-12-04 2008-06-03 X-Ray Optical Systems, Inc. X-ray source assembly having enhanced output stability, and fluid stream analysis applications thereof
AU2002363962A1 (en) * 2001-12-04 2003-06-17 X-Ray Optical Systems, Inc. X-ray source assembly having enhanced output stability, and fluid stream analysis applications thereof
EP1661439A2 (en) * 2003-08-04 2006-05-31 X-Ray Optical Systems, Inc. X-ray source assembly having enhanced output stability using tube power adjustments and remote calibration
JP4818695B2 (ja) * 2005-11-18 2011-11-16 パナソニック株式会社 放射線画像撮像条件の補正装置
EP2139397B1 (en) * 2007-04-25 2016-01-13 Koninklijke Philips N.V. X-ray beam z-axis positioning
DE102008064431B4 (de) * 2008-12-22 2016-03-24 Siemens Aktiengesellschaft Verfahren zur Erzeugung eines Röntgenbildes und Röntgengerät
WO2018223407A1 (en) * 2017-06-10 2018-12-13 Shanghai United Imaging Healthcare Co., Ltd. Method and system for adjusting focal point position

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4220860A (en) * 1978-07-24 1980-09-02 Ohio Nuclear, Inc. Tomographic scanner with cadmium tungstate scintillation crystals
JPS55159596A (en) * 1979-05-31 1980-12-11 Shimadzu Corp X-ray tube electric current setting device
NL7906634A (nl) * 1979-09-05 1981-03-09 Philips Nv Inrichting voor het bepalen van lokale absorptie- verschillen in een objekt.
JPS5721100A (en) * 1980-07-14 1982-02-03 Toshiba Corp X-ray generator
US4559639A (en) * 1982-11-22 1985-12-17 General Electric Company X-Ray detector with compensation for height-dependent sensitivity and method of using same

Also Published As

Publication number Publication date
US4837792A (en) 1989-06-06
EP0282870A1 (de) 1988-09-21
DE8704182U1 (de) 1987-07-09
JPS63151104U (en]) 1988-10-04
DE3868956D1 (de) 1992-04-16
EP0282870B1 (de) 1992-03-11

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