18例均为男性,年龄49～72岁,皮角基底直径0.5～1.5cm,高1～2.5cm,发生在(骨聂)部9例,额部4例,颅顶部4,枕部1例。病程半年至1年半,18例均1次治愈,无复发。采用CC-2A-30CO_2激光治疗机,输出功率0～30W连续可调工作电压0～250V可调。治疗方法:打开机器的水冷系统,选聚光刀头,工作电压调至150V,局部常规消毒,用 Eighteen cases were male, aged from 49 to 72 years. The base of the skin angle was 0.5 ~ 1.5cm in diameter and 1 ~ 2.5cm in height. There were 9 cases in Department of Bone Nie, 4 cases in frontal area, 4 cases in top of skull, 1 case in occipital region . Half a year to a year and a half, 18 cases were cured, no recurrence. Using CC-2A-30CO_2 laser treatment machine, the output power of 0 ~ 30W continuously adjustable operating voltage 0 ~ 250V adjustable. Treatment: Open the machine’s water cooling system, the election condenser head, the working voltage adjusted to 150V, local routine disinfection, with