我院自1980年3月起,应用国产液氮冷冻治疗机(浙江省医疗器械研究所产品 NDI 型)切除颅内肿瘤10例,现介绍如下.一、病例情况:男4例,女6例,年龄5～48岁.肿瘤部位、大小与病理性质见附表。二、冷冻机的应用:按常规行开颅术的同时即进行冷冻机的准备工作。先将液氮注入冷冻机的液氮瓶(杜瓦氏瓶)内,接通电源,加压,使压力达1.5公斤/厘米~2时待用。当手术切开硬脑膜并将肿 Our hospital since March 1980, the application of domestic liquid nitrogen cryotherapy machine (Zhejiang Institute of Medical Devices NDI type) resection of intracranial tumors in 10 cases are as follows: First, the case: 4 males and 6 females , Age 5 to 48 years old.Tumor site, size and pathological nature of the schedule. Second, the application of freezer: According to conventional craniotomy at the same time that the preparation for the freezer. The first liquid nitrogen into the freezer liquid nitrogen bottle (Duval’s bottle), connected to the power, pressure, so that the pressure of 1.5 kg / cm ~ 2 stand-by. When surgery to cut the dura and swollen