Conclusion: Minimally invasive UKA is an effective method for osteoarthritis of the knee with less trauma, quick recovery.The short-term outcome of UKA is satisfied.

• 结论：小切口单髁置换术治疗膝关节骨性关节炎近期疗效满意，具有创伤小、恢复快、症状改善明显等特点。