Colon surgery does not produce blood sperm. From the source of the disease, the organ part of the two aspects can be judged colon surgery does not produce blood sperm. 1. From the source of the disease: colon surgery is often used to treat colon cancer, colon obstruction, colon perforation and other colon diseases, and hematospermia refers to the semen discharged after sexual intercourse is mixed with pink or coffee-colored blood. Clinically, the common cause of hematospermia is seminal vesiculitis, seminal vesiculitis, prostatitis and other reproductive system diseases, the two belong to different sources of disease, and there is no intersection. 2. From the point of view of the site: colon surgery can be open surgery or laparoscopic or enteroscopic surgery, the colon belongs to the peritoneal endoprosthesis organs, located in the middle and lower abdomen; and reproductive organs in the pubic symphysis to the perineum between the region. When performing colon surgery, especially under laparoscopy, the anatomy of the bladder can be clearly seen, thus separating the part below this part, and the surgery will not cause damage to the organs of the reproductive system such as the seminal vesicles, seminal vesicles, and the prostate gland. It is recommended that patients with the above conditions should go to a regular hospital in time and receive standardized treatment under the guidance of a doctor to avoid delays in their condition.