Features：
1. Model simulates an adult male genital structure, realistic shape and texture;
2. The model is mainly designed for training vasectomy operation;
3. Vas deferens ligation one of a vasectomy sterilization, Vas deferens is superficial, through the skin can be fixed. And then on the both side of the scrotum, the sparse parts of the vessels for infiltration anesthesia; cut the skin, put forward and free vas deferens, cut slightly away from the epididymis, cut about 0.8 cm, then ligation and embedding and suturing
4. equipped with multiple simulated scrotum, can be replaced.