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WO1987001555A1 Expired / Lapsed WO ⏱️ 0.0 years remaining

A method and device for controlling the x-radiation of an x-ray apparatus, in particular that of a mammographic apparatus

Assignee: Orion Oyj
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Filing: 1986-08-29
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Granted: —
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Expires: 2006-08-29
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Abstract

Abstract A method and a device for adjusting the X-radiation of an X-ray apparatus, in particular that of a mammographic apparatus, in which the radiation (PHI4) having penetrated the photographed object (5) is examined in the beginning of the photography in order to avoid over-exposure of the patient, and on the basis of this the energy spectrum of the radiation is adjusted by regenerative coupling (8, 9, 14, 15).

Inventors

  • 👤 Erkki JÄRVINEN
  • 👤 Jaakko Aarnio
  • 👤 Alpo Karjalainen
  • 👤 Markku Wederhorn

Bibliographic Details

Application Number —
Jurisdiction WO
Data Source google_patents
Last Synchronized 2026-10-23 04:09
CPC Classifications
A; A61; A61B; A61B6/00; A61B6/50; A61B6/502; G; G21; G21K; G21K1/00; G21K1/10; H; H05; H05G; H05G1/00; H05G1/08; H05G1/26; H05G1/30; H05G1/46

Claims Analysis

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References Cited (Backward Citations)

US2747104A Cited
US3857039A Cited
US3974385A Cited
US4189645A Cited
SE420459B Cited
US4486896A Cited

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