Methods Choledochfiberscope(CHF) combined with air pressure ballistic lithoclast(APBL) under ureterscopy were used on 28 cases of large or impacted residual gallstones.
方法以输尿管硬镜气压弹道碎石联用纤维胆道镜治疗28例巨大、嵌顿性胆道残石。
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