FR2662596B1 - Dispositif de masquage pour cellule d'exposeur automatique. - Google Patents

Dispositif de masquage pour cellule d'exposeur automatique.

Info

Publication number
FR2662596B1
FR2662596B1 FR9006716A FR9006716A FR2662596B1 FR 2662596 B1 FR2662596 B1 FR 2662596B1 FR 9006716 A FR9006716 A FR 9006716A FR 9006716 A FR9006716 A FR 9006716A FR 2662596 B1 FR2662596 B1 FR 2662596B1
Authority
FR
France
Prior art keywords
automatic exposure
masking device
exposure cell
cell
masking
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
FR9006716A
Other languages
English (en)
Other versions
FR2662596A1 (fr
Inventor
Tirelli Marco
Romeas Rene
Martin Claude
Rapeau Jean-Claude
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.)
General Electric CGR SA
Original Assignee
General Electric CGR SA
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 General Electric CGR SA filed Critical General Electric CGR SA
Priority to FR9006716A priority Critical patent/FR2662596B1/fr
Publication of FR2662596A1 publication Critical patent/FR2662596A1/fr
Application granted granted Critical
Publication of FR2662596B1 publication Critical patent/FR2662596B1/fr
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
    • A61B6/50—Apparatus or devices for radiation diagnosis; Apparatus or devices for radiation diagnosis combined with radiation therapy equipment specially adapted for specific body parts; specially adapted for specific clinical applications
    • A61B6/502—Apparatus or devices for radiation diagnosis; Apparatus or devices for radiation diagnosis combined with radiation therapy equipment specially adapted for specific body parts; specially adapted for specific clinical applications for diagnosis of breast, i.e. mammography
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
    • G03B42/00—Obtaining records using waves other than optical waves; Visualisation of such records by using optical means
    • G03B42/02—Obtaining records using waves other than optical waves; Visualisation of such records by using optical means using X-rays
    • G03B42/025—Positioning or masking the X-ray film cartridge in the radiographic apparatus

Landscapes

  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Medical Informatics (AREA)
  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Heart & Thoracic Surgery (AREA)
  • High Energy & Nuclear Physics (AREA)
  • Oral & Maxillofacial Surgery (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Dentistry (AREA)
  • Pathology (AREA)
  • Radiology & Medical Imaging (AREA)
  • Biomedical Technology (AREA)
  • Biophysics (AREA)
  • Molecular Biology (AREA)
  • Surgery (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • General Physics & Mathematics (AREA)
  • Apparatus For Radiation Diagnosis (AREA)
FR9006716A 1990-05-30 1990-05-30 Dispositif de masquage pour cellule d'exposeur automatique. Expired - Lifetime FR2662596B1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR9006716A FR2662596B1 (fr) 1990-05-30 1990-05-30 Dispositif de masquage pour cellule d'exposeur automatique.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9006716A FR2662596B1 (fr) 1990-05-30 1990-05-30 Dispositif de masquage pour cellule d'exposeur automatique.

Publications (2)

Publication Number Publication Date
FR2662596A1 FR2662596A1 (fr) 1991-12-06
FR2662596B1 true FR2662596B1 (fr) 1992-08-14

Family

ID=9397091

Family Applications (1)

Application Number Title Priority Date Filing Date
FR9006716A Expired - Lifetime FR2662596B1 (fr) 1990-05-30 1990-05-30 Dispositif de masquage pour cellule d'exposeur automatique.

Country Status (1)

Country Link
FR (1) FR2662596B1 (fr)

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4489426A (en) * 1981-12-23 1984-12-18 General Electric Company Collimator with adjustable aperture
DE3209683A1 (de) * 1982-03-17 1983-09-22 Philips Patentverwaltung Gmbh, 2000 Hamburg Roentgenzielgeraet mit einer einrichtung zur filmnahen einblendung
DE3331555A1 (de) * 1983-09-01 1985-04-04 Koch & Sterzel Gmbh & Co, 4300 Essen Roentgenzielgeraet mit filmnahen blenden
DE8708397U1 (de) * 1987-06-15 1988-10-13 Siemens AG, 1000 Berlin und 8000 München Röntgenzielgerät

Also Published As

Publication number Publication date
FR2662596A1 (fr) 1991-12-06

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