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输精管注射绝育法是用注射针头经阴囊皮肤直接穿刺输精管,注入石炭酸504混合剂,使管腔阻塞的绝育法。本法自1971年8月开始研究,1972年5月应用于临床。适应症与输精管结扎术同。具体操作方法是先用皮外输精管固定钳将输精管固定于阴囊皮下最表浅部位,先用8号锐针头刺破输精管前壁,后用6号钝针头沿已刺破的孔道插入输精管。鉴定针头确实置入输精管腔后,注入石炭酸504混合剂0.02毫升,待药液凝固后拔出针头。穿刺针孔盖以无菌纱布。七年来,对用此法绝育的918例对象分阶段进行了随访,复查到绝育七年左右的精液494例,其中无精子者469例,精子消失率为94.94%,并发症率为0.33%。
Vas deferens injection sterilization method is to use the needle directly through the scrotum skin injection vas deferens, injecting carbolic acid 504 mixture, so that the lumen obstruction sterilization method. This law since August 1971 began to study, in May 1972 for clinical application. Indications and vasectomy with the same. The specific method of operation is to first use the vas deferens fixed viper vas deferens fixed in the most superficial parts of the scrotum, the first with 8 sharp needles punctured the front wall of the vas deferens, followed by a No. 6 blunt needle along the punctured holes into the vas deferens. After identifying the needle is indeed placed in the vas deferens cavity, inject 0.02 ml of carbolic acid 504 mixture until the solution is solidified and pull out the needle. Puncture needle hole cover sterile gauze. In the past seven years, 918 subjects who were sterilized by this method were followed up in stages. Among them, 494 cases of seminal fluid were sterilized in about seven years. Among them, 469 were spermatozoa without sperm, 94.94% with sperm loss, and 0.33% complication rate.