n.输精管结扎(术)
Vasoligation: Cut off the seminiferous duct that carries conduit as spermatozoon, prevented undoubtedly be pregnant. 输精管结扎术：截断作为精子运输管道的输精管，无疑就阻止了怀孕。
Objective To evaluate the rate, influence factors and treatment effects of variety subtypes of psychosomaticreaction after vasoligation. 目的评价输精管绝育术后的部分人群各种类型的心身反应的发生率,及影响心身反应发生的因素和治疗效果。
Conclusions: Vasoligation and deferent vein ligation is an effective treatment for BPH.In addition, this procedure has advantages including minimized invasion, less risk, as well as low cost. 结论：结扎输精管及其静脉是治疗老年前列腺增生症的一种有效方法，手术小、风险少、费用低。
A Survey of Elderly Age People's Sexual Function after Vasoligation 输精管结扎术后老年期性功能调查分析
A Study on the treatment of benign prostate hypertrophy by vasoligation 结扎输精管及其静脉治疗老年前列腺增生症的研究
