The patella rests in a very groove on top of the femur known as the trochlear groove. Whenever you bend and straighten your knee, the patella moves back and forth inside of this groove. During this process the orthopedic surgeon removes the damaged cartilage and a little level of bone with the https://kneecapreplacement74752.weblogco.com/34325495/a-review-of-knee-cap-replacement