- Surgery involving the replacement of the knee joint with artificial components, which reestablishes normal joint function. Indicated in cases of knee fracture or degenerative arthritis (DJD) unresponsive to medical therapy.
- Any injury to the different ligaments, which stabilize the knee joint. Knee sprains are characterized by knee pain, swelling and tenderness with range of motion. Completely torn ligaments may require surgical repair to reestablish knee joint stability.