Young Li’s career is successful, the couple is happy, and his parents are alive, so it can be said that life is happy. The only thing is that after 2 years of marriage, there is still no child. His parents were anxious, but Li and his wife were not anxious on the surface and comforted their parents, but they were more anxious inside. He and his wife privately visited many hospitals, large and small, spending money, but also ate a lot of so-called prescriptions, the results of his wife’s belly is never big up, Mr. and Mrs. Xiaoli also some discouragement. After a friend introduced to the provincial Xinhua Hospital, after a comprehensive examination, to find the cause of the disease. Experts pointed out that Xiao Li’s wife has normal body, while Xiao Li suffers from weak sperm and little sperm, but the root of the disease lies in Xiao Li’s varicose sperm. Varicocele is a common killer that causes male infertility. Varicose veins in the spermatic cord lead to local blood stagnation in the scrotum and increase in temperature, which affects the development and maturation of sperm, decreases the quality and quantity of sperm, and causes infertility. Expert comment: Varicocele is one of the common causes of male infertility. Clinically, 10% to 20% of male infertility is related to varicocele. Varicocele can cause male infertility, and in case of severe varicocele, it also produces pain and discomfort in the perineum, which affects life and work. Minimally invasive surgical treatment can relieve symptoms while improving sperm quality and restoring male fertility.