Visitors work with 5 solutions that, if added in the correct order, react to change colors. . . To show chemical reactions as evidenced by color changes, and to have visitors develop experimental skills by. controlling variables in an experiment, systematically evaluating all possible combinations of solutions, and.
Chondroplasty is one such technique that is used to help smooth out damaged, irregular shaped cartilage in order to provide a smoother gliding surface for the joint. This can be effective in reducing the symptoms associated with the injury and can prevent further propagation of the chondral injury.
For the last 45 years the most successful and common form of arthroplasty is the surgical replacement of arthritic or destructive or necrotic joint or joint surface with prosthesis. For example a hip joint that is affected by osteoarthritis may be replaced entirely (total hip arthroplasty) with a prosthetic hip.rthroplasty (literally [re-]forming of joint ) is an orthopedic surgical procedure where the articular surface of a musculoskeletal joint is replaced, remodeled, or realigned by osteotomy or some other procedure.