Reverse-type humeral prosthesis

摘要

The component has a stem (22) for implantation within a humerus bone. The stem has a proximal portion (24) for positioning in metaphysis of the bone. A reverse articulating part (26) has concave bearing part (40) mounted within support, such that articulating part does not engage the bone. The bearing part has a body fitted within a cavity. The part (26) is connected with the proximal portion by a connection mechanism (28).