注射鱼肝油酸钠男性绝育术王春年由谢文英教授等首创的经输精管向附睾方向注射鱼肝油酸钠的抗生育法，经临床一千余例近１０年的试用和随访，其抗生育效果为９７．９４／１００妇女年。近年又将注射剂量减少，抗生育效果同样较好，经动物实验，睾丸活检，精道造影，精液分... Wang Yunsheng, a male sterilized injectable sodium morrhuate, was initiated by Professor Xie Wenying and other anti-fertility methods by injecting sodium morrhuate to the epididymis in the direction of the epididymis. After more than 1000 clinical trials and follow-up visits, the anti-fertility effect was 97. 94/100 women’s years. In recent years, the injection dose will be reduced, the same anti-fertility effect is good, animal experiments, testicular biopsy, fine discography, semen points ...