FR2664395B1 - Procede de determination automatique de la duree d'exposition d'un film radiographique et systeme de mise en óoeuvre. - Google Patents

Procede de determination automatique de la duree d'exposition d'un film radiographique et systeme de mise en óoeuvre.

Info

Publication number
FR2664395B1
FR2664395B1 FR9008625A FR9008625A FR2664395B1 FR 2664395 B1 FR2664395 B1 FR 2664395B1 FR 9008625 A FR9008625 A FR 9008625A FR 9008625 A FR9008625 A FR 9008625A FR 2664395 B1 FR2664395 B1 FR 2664395B1
Authority
FR
France
Prior art keywords
exposure
duration
automatic determination
radiographic film
implementing same
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
FR9008625A
Other languages
English (en)
Other versions
FR2664395A1 (fr
Inventor
Heidsieck Robert
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 FR9008625A priority Critical patent/FR2664395B1/fr
Priority to EP91401835A priority patent/EP0465360B1/fr
Priority to DE69106953T priority patent/DE69106953T2/de
Priority to FI913242A priority patent/FI117784B/fi
Priority to US07/726,205 priority patent/US5218625A/en
Priority to JP19253591A priority patent/JP3371372B2/ja
Publication of FR2664395A1 publication Critical patent/FR2664395A1/fr
Application granted granted Critical
Publication of FR2664395B1 publication Critical patent/FR2664395B1/fr
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 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
    • 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
    • H05G1/46—Combined control of different quantities, e.g. exposure time as well as voltage or current

Landscapes

  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • General Health & Medical Sciences (AREA)
  • Medical Informatics (AREA)
  • Optics & Photonics (AREA)
  • Radiology & Medical Imaging (AREA)
  • High Energy & Nuclear Physics (AREA)
  • Physics & Mathematics (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Toxicology (AREA)
  • Pathology (AREA)
  • Biophysics (AREA)
  • Biomedical Technology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Molecular Biology (AREA)
  • Surgery (AREA)
  • Animal Behavior & Ethology (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • X-Ray Techniques (AREA)
FR9008625A 1990-07-06 1990-07-06 Procede de determination automatique de la duree d'exposition d'un film radiographique et systeme de mise en óoeuvre. Expired - Fee Related FR2664395B1 (fr)

Priority Applications (6)

Application Number Priority Date Filing Date Title
FR9008625A FR2664395B1 (fr) 1990-07-06 1990-07-06 Procede de determination automatique de la duree d'exposition d'un film radiographique et systeme de mise en óoeuvre.
EP91401835A EP0465360B1 (fr) 1990-07-06 1991-07-03 Procédé de détermination automatique de la durée d'exposition d'un film radiographique et système de mise en oeuvre
DE69106953T DE69106953T2 (de) 1990-07-06 1991-07-03 Verfahren zur automatischen Bestimmung der Belichtungszeit für einen Röntgenfilm und dieses verwendendes System.
FI913242A FI117784B (fi) 1990-07-06 1991-07-04 Menetelmä radiograafisen filmin valotusajan automaattista määrittämistä varten ja järjestelmä sen toteuttamiseksi
US07/726,205 US5218625A (en) 1990-07-06 1991-07-05 Method for the automatic determination of the exposure time of a radiographic film and system of implementation thereof
JP19253591A JP3371372B2 (ja) 1990-07-06 1991-07-06 Ｘ線フィルム露出時間を自動決定できるｘ線装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9008625A FR2664395B1 (fr) 1990-07-06 1990-07-06 Procede de determination automatique de la duree d'exposition d'un film radiographique et systeme de mise en óoeuvre.

Publications (2)

Publication Number Publication Date
FR2664395A1 FR2664395A1 (fr) 1992-01-10
FR2664395B1 true FR2664395B1 (fr) 1992-09-11

Family

ID=9398457

Family Applications (1)

Application Number Title Priority Date Filing Date
FR9008625A Expired - Fee Related FR2664395B1 (fr) 1990-07-06 1990-07-06 Procede de determination automatique de la duree d'exposition d'un film radiographique et systeme de mise en óoeuvre.

Country Status (1)

Country Link
FR (1) FR2664395B1 (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112987071A (zh) * 2019-12-13 2021-06-18 晋原光电有限公司 用于感测消除静电的x光机的传感器

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL7710052A (nl) * 1977-09-14 1979-03-16 Philips Nv Inrichting voor computer-tomografie.
FI79241C (fi) * 1985-08-29 1989-12-11 Orion Yhtymae Oy Foerfarande och anordning foer reglering av roentgenstraolningen vid en roentgenanordning, speciellt en mammografianordning.
DE3641992A1 (de) * 1986-12-09 1988-06-16 Philips Patentverwaltung Verfahren zum automatischen belichten von roentgenaufnahmen, insbesondere fuer die mammographie

Also Published As

Publication number Publication date
FR2664395A1 (fr) 1992-01-10

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Legal Events

Date Code Title Description
ST Notification of lapse

Effective date: 20090331