with femoral shortening as the fundamental step , this method can be applied in high dislocations , as well as in cases of subluxation in which a pelvic osteotomy is indicated , to restore the depth of the acetabulum and to prevent undue pressure on the femoral head , which is the main cause of avascular necrosis , joint stiffness , and failures .
C0015811
femoral
C0015813
femoral head