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输精管切除术是一种安全有效的男性绝育方法。近几年来有不少关于输精管再通的报导。本文对输精管再通的机制进行了探讨。作者对一例输精管切除术后三年,其妻再孕的46岁患者进行了体格检查、精液检查、手术探查及病理检查。体检发现左侧输精管切除处有1 cm 长小结节,距睾丸上端2 cm。右侧有0.4cm 长小节,亦距睾丸上端2 cm。精液检查,每 m139,000,000个精子,第一小时活动力70%,形态正常。手术探查时,将两端输精管(包括小结)分别切除3 cm长,做病检。标本用 Bouin 氏液固定24小时,然后
Vasectomy is a safe and effective method of male sterilization. In recent years there have been many reports of recanalization. This article discusses the mechanism of vas deferens recanalization. The author conducted a physical examination, semen examination, surgical exploration and pathological examination on a 46-year-old woman who had a third pregnancy after vasectomy. Physical examination found that the left vasectomy at the 1 cm long nodules, 2 cm above the testicular. The right side of 0.4cm long section, also from the top of the testes 2 cm. Semen examination, each m139,000,000 sperm, 70% activity in the first hour, normal morphology. Surgical exploration, both ends of the vas deferens (including summary) were removed 3 cm long, do disease examination. Specimens were fixed with Bouin’s solution for 24 hours and then