1994～ 1999年 ,我院采用三腔气囊尿管腹壁牵拉改善耻骨上经膀胱前列腺切除术后引流 98例 ,获得满意效果 ,现报告如下。1　临床资料1.1　一般资料 :本组 98例 ,年龄 6 4～ 80岁 ,平均71.2岁。均系前列腺增生 ,有尿潴留史或残余尿量 80 ml。1.2　手术方法 :常规耻骨上经膀胱前 1994 to 1999, our hospital using three-chamber balloon catheter abdominal traction to improve the suprapubic transvesicular drainage after prostatectomy in 98 cases, to obtain satisfactory results, are as follows. 1 Clinical data 1.1 General Information: The group of 98 patients, aged 64 ~ 80 years, mean 71.2 years old. Are benign prostatic hyperplasia, history of urinary retention or residual urine volume 80 ml. 1.2 surgical methods: conventional suprapubic bladder