根据我科九年多来在国内首先应用液氮低温治疗机治疗口腔颌面部恶性肿瘤的经验,体会到:冷冻外科在治疗口腔的早期和早中期恶性肿瘤方面,尤其对舌、腭、唇部的恶性肿瘤,恶性黑色素瘤,以及腮腺癌保存面神经功能方面有其独特的优越性。只要严格地选择病例,和正确地应用这一技术,它不仅能够治疗肿瘤,而且能保存良好的器官功能和外形,使患者在治疗结束时迅速地恢复工作和进行正常的社会活动。 According to our department’s experience in the treatment of oral and maxillofacial malignancies in the country for the first time in more than nine years in the country, we realized that cryosurgery is used to treat early and early stage malignant tumors of the oral cavity, especially the tongue, palate, and lip Department of malignant tumors, malignant melanoma, and salivary gland cancer preservation facial nerve function has its unique advantages. By strictly selecting the case and applying the technique correctly, it not only can treat the tumor but also preserves good organ function and appearance, enabling the patient to quickly return to work and perform normal social activities at the end of treatment.