Rigid bronchoscope was inserted into trachea with general anesthesia.Then the endobronchial tumor was removed by the combination APC and cryoextraction. 全麻下经口插入硬质镜，然后结合电子支气管镜，采用冻取联合APC的方法，尽量一次性消除气道内肿瘤；
Cryoextraction of cataract by inferior temporal route 白内障冷摘出术经颞下途径
Cryoextraction of cataract by intracapsular approach 白内障冷摘出术经晶状体囊内进路
