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设计并制作输精管穿刺器；解决了经阴囊皮肤直接穿刺输精管的技术关键性问题，达到使用方便、安全及成功率高的要求，提高了节育手术成功率；避免穿刺失误，减少了并发症。
Design and manufacture vas deferens trocar; Solve the technical problems of transvaginal vas deferens directly through the scrotum skin to meet the requirements of convenient use, safety and high success rate, improve the success rate of birth control operation; avoid puncture errors and reduce complications.