2.Benefits of Total Knee Replacement Surgery The decision to proceed with TKR surgery is a cooperative one between you, your surgeon, your family and other medical professionals. The benefits following surgery are relief of symptoms of arthritis. These include Severe pain that limits your everyday activities including walking, shopping, visiting friends, getting in and out of chair, gardening, etc. Pain waking you at night Deformity- either bowleg or knock knees stiffness The benefits are that older patients or severely arthritic patients have a clear solution to help relieve symptoms and pain.