previous page: 4/14 next

Nail insertion

Retrotorsion of the humeral head

Retrotorsion of spiral blade/screw

In order to lock the spiral blade, mount the aiming arm and swivel it approximately 25° anteriorly in order to follow the retroverted axis of the humeral head. (The humeral head axis is directed approximately 25° posteriorly to the condylar plane of the distal humerus.)