１９９３年１１月至１９９６年５月应用改进的经尿道非接触式激光治疗前列腺增生１２０例，并对病人进行术前术后的症状评分，尿动力学、残余尿检查，随访病人１～２４个月，结果显示病人无论是症状评分，还是尿流率、残余尿等各项指标均有明显的改善。此种手术具有简单、安全、副作用小、术后恢复快、治疗效果好等特点。 From November 1993 to May 1996, 120 cases of benign prostatic hyperplasia (BPH) were treated with improved transurethral non-contact laser. The symptoms, urodynamics and residual urine of preoperative and postoperative patients were examined. One to 24 patients were followed up Month, the results showed that patients regardless of symptom score, or urine flow rate, residual urine and other indicators were significantly improved. Such surgery is simple, safe, small side effects, rapid postoperative recovery, good therapeutic effect and so on.