HK48779A - Improvements in or relating to radiography - Google Patents

Improvements in or relating to radiography

Info

Publication number
HK48779A
HK48779A HK487/79A HK48779A HK48779A HK 48779 A HK48779 A HK 48779A HK 487/79 A HK487/79 A HK 487/79A HK 48779 A HK48779 A HK 48779A HK 48779 A HK48779 A HK 48779A
Authority
HK
Hong Kong
Prior art keywords
radiography
relating
Prior art date
Application number
HK487/79A
Other languages
English (en)
Inventor
G N Hounsfield
Original Assignee
Emi Ltd
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 Emi Ltd filed Critical Emi Ltd
Publication of HK48779A publication Critical patent/HK48779A/xx

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
    • A61B6/58—Testing, adjusting or calibrating thereof
    • A61B6/582—Calibration
    • A61B6/583—Calibration using calibration phantoms
    • 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
    • A61B6/4028—Arrangements for generating radiation specially adapted for radiation diagnosis involving movement of the focal spot resulting in acquisition of views from substantially different positions, e.g. EBCT
    • 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

Landscapes

  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Medical Informatics (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Animal Behavior & Ethology (AREA)
  • Biophysics (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)
  • High Energy & Nuclear Physics (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Pulmonology (AREA)
  • Theoretical Computer Science (AREA)
  • Apparatus For Radiation Diagnosis (AREA)
  • Analysing Materials By The Use Of Radiation (AREA)
  • Medical Treatment And Welfare Office Work (AREA)
  • Measurement Of Radiation (AREA)
HK487/79A 1975-03-18 1979-07-19 Improvements in or relating to radiography HK48779A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB11131/75A GB1537487A (en) 1975-03-18 1975-03-18 Radiography

Publications (1)

Publication Number Publication Date
HK48779A true HK48779A (en) 1979-07-27

Family

ID=9980619

Family Applications (1)

Application Number Title Priority Date Filing Date
HK487/79A HK48779A (en) 1975-03-18 1979-07-19 Improvements in or relating to radiography

Country Status (8)

Country Link
US (1) US4044260A (nl)
JP (1) JPS51126086A (nl)
DE (1) DE2611532B2 (nl)
FR (1) FR2304320A1 (nl)
GB (1) GB1537487A (nl)
HK (1) HK48779A (nl)
MY (1) MY8000021A (nl)
NL (1) NL7602700A (nl)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1430088A (en) * 1972-05-17 1976-03-31 Emi Ltd Radiography
US4118628A (en) * 1975-03-18 1978-10-03 Emi Limited Radiographic apparatus with correction for radiation hardness variations
GB1572599A (en) * 1976-02-10 1980-07-30 Emi Ltd Radiography
JPS52151587A (en) * 1976-04-19 1977-12-16 Varian Associates Sectional camera scanner
CA1111575A (en) * 1977-01-19 1981-10-27 General Electric Company Apparatus and method for reconstructing data
GB1576286A (en) * 1977-07-12 1980-10-08 Emi Ltd Radiograhy
AU522916B2 (en) * 1977-09-30 1982-07-01 Ohio Nuclear X-ray tomographic apparatus
FR2461485A1 (fr) * 1979-07-17 1981-02-06 Radiologie Cie Gle Nouveau procede d'utilisation d'un tomodensitometre a rayons x permettant de realiser de la cinedensigraphie, et tomodensitometre ainsi utilise
FR2519772B1 (fr) * 1982-01-08 1986-01-31 Thomson Csf Dispositif de detection de reference pour tomodensitometre multidetecteur et tomodensitometre comportant un tel dispositif
JPS59155238A (ja) * 1983-02-24 1984-09-04 株式会社東芝 Ｘ線ｃｔ装置
US5416816A (en) * 1994-01-27 1995-05-16 Boston Test Tool Company Calibration template for computed radiography
US5619042A (en) * 1995-07-20 1997-04-08 Siemens Medical Systems, Inc. System and method for regulating delivered radiation in a radiation-emitting device
US5953388A (en) * 1997-08-18 1999-09-14 George Mason University Method and apparatus for processing data from a tomographic imaging system

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1283915A (en) * 1968-08-23 1972-08-02 Emi Ltd A method of and apparatus for examination of a body by radiation such as x or gamma radiation
GB1475492A (en) * 1973-06-01 1977-06-01 Emi Ltd Apparatus for examining objects by means of penetrating radiation
GB1478123A (en) * 1973-08-18 1977-06-29 Emi Ltd Tomography

Also Published As

Publication number Publication date
DE2611532B2 (de) 1979-07-26
JPS5533335B2 (nl) 1980-08-30
FR2304320B1 (nl) 1979-08-31
DE2611532A1 (de) 1976-09-23
FR2304320A1 (fr) 1976-10-15
MY8000021A (en) 1980-12-31
GB1537487A (en) 1978-12-29
JPS51126086A (en) 1976-11-02
NL7602700A (nl) 1976-09-21
US4044260A (en) 1977-08-23

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