X-ray or gamma ray systems or devices – Specific application – Mammography
Patent
1989-01-10
1990-03-20
Church, Craig E.
X-ray or gamma ray systems or devices
Specific application
Mammography
378196, A61B 604
Patent
active
049107569
ABSTRACT:
The invention relates to a mammography device, having a frame column (3) comprising a slide (2) mounted vertically (Z) slidingly onto bearings, into the horizontal axis of which the photography head (1) is pivotally mounted onto bearings. According to the invention, the control device (10), the photography head (1) being tilted, guides the hoisting mechanism (M1) of the slide (2) according to a preset program and to the observed angle of inclination (.OMEGA.) in such a way that the center point of the support plate (6) in the photography head is at essentially the same height above the support (20) at the end of the tilting movement.
REFERENCES:
patent: 3609355 (1971-09-01), Schwarzer
Kyllonen Tuomas
Mikkonen Hannu
Church Craig E.
Orion - Yhtyma Oy
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