我们自1990.11～1993.2将多功能输精管皮外固定钳用于输精管结扎术,通过898例临床实践,发现本钳有十分独特的优点,效果满意,报告如下。 资料和方法 一、结构 在组织钳的头端分别焊接上一个五边形不锈钢丝环(图1,图3),钳夹时头端对合面留有1mm左右空隙,中心部呈中空圆圈状(图2)。 We from 1990.11 ~ 1993.2 multifunctional vas deferens extracutaneous fixation forceps for vasectomy, through 898 cases of clinical practice, the clamp found a very unique advantages, the results are satisfactory, the report is as follows. Materials and methods First, the structure of the end of the clamp were welded on a stainless steel wire pentagonal ring (Figure 1, Figure 3), the first end of the clamping clamp to leave a gap of about 1mm, the center was hollow circle (figure 2).