| 摘要 |
<p>A femoral neck protection device comprises a main body disposed with a hollow sleeve, and a flange extended outwardly from a peripheral rim at one end of the sleeve. At least one aperture is disposed on the flange. A protruding neck portion is disposed at the other end of the sleeve. A bolt disposed inside the neck portion passing through the sleeve and being secured to a prepared femur is engaged with an artificial ball head of the femur.</p> |
