FR1550456A - - Google Patents

Info

Publication number
FR1550456A
FR1550456A FR127793A FR1550456DA FR1550456A FR 1550456 A FR1550456 A FR 1550456A FR 127793 A FR127793 A FR 127793A FR 1550456D A FR1550456D A FR 1550456DA FR 1550456 A FR1550456 A FR 1550456A
Authority
FR
France
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
Application number
FR127793A
Other languages
French (fr)
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
Application granted granted Critical
Publication of FR1550456A publication Critical patent/FR1550456A/fr
Expired 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
    • A61B6/06—Diaphragms
    • 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

Landscapes

  • 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)
  • Analysing Materials By The Use Of Radiation (AREA)
FR127793A 1967-10-17 1967-11-10 Expired FR1550456A (OSRAM)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US67597267A 1967-10-17 1967-10-17
GB48751/67A GB1164859A (en) 1967-10-17 1967-10-26 Tomography
NL6714606A NL134725C (OSRAM) 1967-10-17 1967-10-27
FR127793 1967-11-10

Publications (1)

Publication Number Publication Date
FR1550456A true FR1550456A (OSRAM) 1968-12-20

Family

ID=27444943

Family Applications (1)

Application Number Title Priority Date Filing Date
FR127793A Expired FR1550456A (OSRAM) 1967-10-17 1967-11-10

Country Status (4)

Country Link
US (1) US3484604A (OSRAM)
FR (1) FR1550456A (OSRAM)
GB (1) GB1164859A (OSRAM)
NL (1) NL134725C (OSRAM)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2344032A1 (fr) * 1976-03-10 1977-10-07 Philips Nv Dispositif pour mesurer le degre d'absorption dans un corps

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1478123A (en) * 1973-08-18 1977-06-29 Emi Ltd Tomography
US5449913A (en) * 1993-11-03 1995-09-12 Chang; Wei Apparatus for producing attenuation scan

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1535359A (en) * 1920-12-28 1925-04-28 Tousey Sinclair X-ray filter or screen
DE1081186B (de) * 1958-11-03 1960-05-05 Mueller C H F Ag Vorrichtung fuer Schichtbild-Aufnahmegeraete
US3248547A (en) * 1963-10-21 1966-04-26 Picker X Ray Corp Device for accurately positioning X-ray filters in the beam path

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2344032A1 (fr) * 1976-03-10 1977-10-07 Philips Nv Dispositif pour mesurer le degre d'absorption dans un corps

Also Published As

Publication number Publication date
GB1164859A (en) 1969-09-24
NL6714606A (OSRAM) 1969-04-29
US3484604A (en) 1969-12-16
NL134725C (OSRAM) 1972-03-15

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Legal Events

Date Code Title Description
ST Notification of lapse