Inserted a arthroscope to prepatellar bursitis,and injected salline in the visceral layer of capsule under the arthroscope to remove of the capsule easily.

• 镜视下将含有肾上腺素的生理盐水注入囊壁脏层组织,采用囊外剥离和囊内射频汽化切割处理囊壁组织。