用北京高忆公司研制的钛镍记忆合金网状支架治疗前列腺增生症 11例。其中 8例一次成功 ,但均在术前或术中行膀胱造瘘 ,并在术后 3～ 10天拔管 ,自行排尿通畅 ;2例因支架放置不当行二次放置 ,效果满意 ;1例术前未行膀胱造瘘 ,支架放置后发生急性尿潴留行膀胱造瘘 ,术后 8天自行排尿拔造瘘管。随访 4～ 13个月 ,均自行排尿通畅 ,5例最大尿流率从零增加到 9.2 3ml/ s。本方法安全、有效 ,近期疗效满意 Eleven patients with benign prostatic hyperplasia were treated with TiNi memory alloy mesh stent developed by Beijing Meiyi Company. 8 cases were successful at one time, but all had cystostomy preoperatively or intraoperatively. Extubation was performed 3 to 10 days after operation. No previous bladder cystostomy, stent placement of acute urinary retention after bladder cystostomy, urination after 8 days to create fistula. All cases were followed up for 4 to 13 months. All patients had spontaneous micturition and the maximum flow rate of 5 patients increased from zero to 9.2 3ml / s. This method is safe and effective, with satisfactory results in the near future