输精管结扎术是一种安全简便的节育措施,广大医务人员过去已作了不少的技术改进,并取得了较好的效果,尤其是阴囊不切口和小切口的手术方法受到了群众的欢迎。近年我们设计了一种“输精管钳针”的器械,利用它也可以不作阴囊皮肤切口而将输精管钳出结扎。现将操作方法介绍如下。本法的主要器械“输精管钳针”,由三部分组成(图1):(1)输精管钳,类似鼠齿钳之器械,头部较细而尖,并有细齿一对,在一翼之边缘有导针固定器。(2)导针,装在 Vasectomy is a safe and convenient method of birth control. The general medical staff have made a lot of technical improvements in the past and achieved good results. In particular, the scrotal incision and small incision surgeries are welcomed by the masses. In recent years, we have devised a “vas deferens needle” device that can be used to clamp and ligate the vas deferens without scrotal skin incision. Now the operation method is as follows. The main device of this law, the vas deferens needle, consists of three parts (Figure 1): (1) vas deferens, similar to the rat toothed instrument, with a thin and pointed head and a fine pair of teeth, The edge of a guide pin holder. (2) guide pin, mounted on