超低温治疗某些良、恶性肿物有肯定疗效。我科自1979年用此法治疗耳鼻咽部良、恶性肿物204例,随访1/2～2年者报告如下: 方法:用简易电动加压液氮冷冻器治疗。粘膜作表面麻醉,皮肤一般不用麻醉。用接触或喷射冷冻。一般冷冻剂量为30″～60″×2～3个冻融周期。恶性肿 Ultra-low temperature treatment of certain benign and malignant tumors has a positive effect. Our department has used this method in 1979 to treat 204 cases of benign and malignant tumors of the otolaryngology. The follow-up of 1/2 to 2 years was reported as follows: Method: Treatment with a simple electrokinetic liquid nitrogen cryostat. Mucosal surface anesthesia, the skin generally do not have anesthesia. Freeze with contact or spray. The general freezing dose is 30“ to 60” x 2 to 3 freeze-thaw cycles. Malignant swelling