Surgical distraction device for fitting joint implants, has distraction parts formed by expandable cushions or balloons

摘要

The distraction parts (9) for inserting into the gap between the two bones each comprise a flexible cushion or balloon-shaped sleeve (10) connected via a supply line (11, 12) to a fluid source (13) used to expand the sleeve. The top and bottom sides (17, 18) of the distraction parts form the bone contact surfaces. The device (1) contains two distraction parts.