Head of pin joint-cap implant building set for artificial hip joint, has anti-rotation assistance with two distal plates immersible into cervical head and auxiliary component for avoiding rotation of assistance within cap

摘要

The set has a cap, whose contact areas are structured with a shank cervical head having an open netted, three dimensional space network structure. An anti-rotation assistance (3) is beaded on a guide pin or a reinforcing body. The assistance has two distal plates immersible into the cervical head and a proximal arresting auxiliary component (5) for avoiding rotation of the assistance within the cap.