ObjectiveTo observe clinical efficacy of intra-articular injection of Sodium hyaluronate (SH) accompanied with external application of Sanhua ointment (SHO) for knee osteoarthritis.

• 目的观察透明质酸钠(SH)关节内注射配合中药三花膏外敷治疗膝骨性关节炎的临床疗效。