After years of osteoarthritis in both knees and O-leg deformity, he has perfectly recovered his healthy and beautiful legs after surgery, and has a long-lost smile on his face again! Shanghai Tenth People’s Hospital orthopedic department Li Guodong clinic tips: specialist clinic hours are: Monday afternoon, Thursday morning; specialized outpatient clinic hours are Monday morning, Wednesday all day. Hospital address: No. 301 Yanchang Middle Road, Shanghai