VALVE FOR THE FOETUS EXTRACTION IN SECTIO CESAREA

摘要

The valve consists of a handle (1) and scapula (3) fitted ontwo parallel planes, the distance along the perpendicular betweenthe two planes being from 30 to 35 mm. The scapula (3) on its turnends by an elliptic extension folded in the direction of thefolding of arm (2) at an angle from 132 to 137o forming, with thescapula and the arm, an S-shaped form, the distance between thebeginning of the scapula (3) and the end of the elliptic front (4)in a straight line being from 132 to 138 mm.1 claim, 2 figures!