The actual fracture of the penis is a rare emergency in male urology. The penis is composed of two penis spongy body and a urethral spongy body, the penis spongy body is rich in vascular sinuses, the outside is surrounded by tough white membrane, so that the blood is confined within, when the penis erection by external forces, such as snapping too violently, the penis hit the root of the woman’s thigh or perineum, the white membrane may rupture, the blood gushed to the penis subcutaneous, while feeling severe pain, the penis subsequently occurred hematoma. The penis then becomes hematoma. In this case, please go to the regular hospital as soon as possible, emergency surgery to remove the hematoma and suture the ruptured white membrane, usually with good results.