Methods 54 patients with mammary cancer underwent radical operation with new methods to prevent the necrosis of skin flap, and they were studied and compared with 84 cases treated by traditional ways.

• 方法对54例采用预防皮瓣坏死新方法的乳腺癌根治术病例与过去实施的84例乳腺癌根治术病例进行分组对比研究。