The early, middle and late knee scoring is evaluated by horizontal comparison through t tests; between different periods of operation t before and afte knee scoring is evaluated by longitudinal comparison hrough F tests,and we assess the efficacy of arthroscopic debridement on OA in olders,we can choose the best timing of operation of OA arthroscopic debridement.

Conclusion For patients with moderate to severe preferred solution should be arthroscopic debridement,there is the affordability of the patients may be at the same time of oral glucosamine sulfate or sodium in the treatment of intraarticular injection of hyaluronic acid.

Clinical and Laboratory Study on the Treatment of Knee Osteoarthritis with Arthroscopic Debridement and Intra-articular Sodium Hyaluronate (Hyalgan) Injection;

Therapeutic effect of arthroscopic debridement combined with sodium hyaluronate injection on osteoarthritis of the knee

Objective To investigate the clinical effect of arthroscopic debridement plus Chinese herbs by iontophoresis on knee osteoarthritis.

Objective: To evaluate the clinical effect and safety of knee joint clear operation combined with injection treatment by hyaluronan injecting into articular cavity for osteoarthritis of knee.

Objective:To explore the clinical effect of knee joint clear operation combined with injection treatment with Xikang injec tion into articular cavity for severe degenerative joint disease of knee.