Extreme Fitness Knee Surgery Specialist in Udaipur HFS Healthline Fitness Studio http://healthlineudaipur.com/gallery.php It is also known as knee arthroplasty, or "knee resurfacing."The surgeon caps the ends of the bones that form the knee joint with metal or plastic components, or implants a prosthetic, shaped as a joint. This enables the knee to move properly. Replacement knee surgery can help patients whose knee or knees have degenerated due to osteoarthritis, rheumatoid arthritis, or post-traumatic arthritis, when an injury has damaged the knee.