in the earlier period, it show mobile arthrosis ache , swelling and dysfunction; while in the advanced stage, it show arthrosis rigor, deformed, functional incapacitation or even disability.
早期有游走性关节疼痛、肿胀和功能障碍,晚期则表现为关节僵直和畸形,功能丧失,导致残疾。
there has been no satisfactorily effective method for the clinical treatment of articular cartilage degradation and functional incapacitation due to traumas and cartilage lesions up till now.