慢性子宫颈炎是妇科常见病之一,它与癌的发生有一定关系,积极治疗对防癌工作有重要意义。过去治疗方法虽多,但不够理想。1974年2月开始,我们仿制和改进简易手持液氮冷冻治疗器,用紫铜或黄铜制成平面园形、锥形、笠帽形、半月形、冷针等大小、形状不同的刀头,用于临床治疗,效果良好,现介绍如下: 一、临床资料611例均在门诊治疗,其中随诊449例,年龄最大70岁。最小21岁,大部分为31～40岁的 Chronic cervicitis is one of the common gynecological diseases, it has a certain relationship with the occurrence of cancer, active treatment of anti-cancer work is of great significance. In the past treatment methods are many, but not ideal. Since February 1974, we have imitated and improved the simple hand-held liquid nitrogen cryo-therapy device, made of copper or brass with different sizes and shapes such as circular garden, conical, hat-shaped, For clinical treatment, the effect is good, are as follows: First, the clinical data of 611 cases were outpatient treatment, followed up 449 cases, the oldest 70 years old. The youngest 21 years old, most of them 31 to 40 years old