PIN GUIDE FOR AVASCULAR NECROSIS OF FEMORAL HEAD

摘要

PURPOSE: A pin guide for surgical treatment for avascular necrosis of femoral head is provided to completely remove a necrotic portion through a side pin guide hole formed to cross a center pin guide hole. CONSTITUTION: A center pin guide hole(11) passes through the center of a guide body(10). A side pin guide hole(12) is radially formed around the center pin guide hole. The angle between the center pin guide hole and the side pin guide hole is 4°-10°. A longitudinal slot is formed on one end of the guide body to fit a guide(20) which can be fixed to the outer side of femur.