我院自1973～1980年6月,根据肿瘤不同部位、大小及治疗需要,与上海手术器械七厂,上海曙光机械厂协作研制了多种液氮深低温器械,共治疗良恶性病例600余例。其中满六个月随访资料齐全可供分析者585例。除肺肿瘤32例(良性1例,恶性31例)另作疗效分析外,余553例中,男性260例;女性293例。年龄:自3个月到95岁。良性236例(病灶321个);恶性317例(病灶544个)。 Our hospital from 1973 to June 1980, according to the tumor of different parts, size and treatment needs, and Shanghai Seventh Plant, Shanghai Shuguang Machinery Factory developed a variety of liquid nitrogen cryogenic equipment, a total of more than 600 cases of benign and malignant cases . Among them, data of over six months follow-up were available for the analysis of 585 cases. In addition to lung cancer in 32 cases (benign 1 cases, 31 cases of malignant) for the efficacy analysis, the remaining 553 cases, 260 males and 293 females. Age: From 3 months to 95 years old. 236 cases were benign (321 lesions), and 317 were malignant (544 lesions).