The inferior pubic ramus is part of the pubic bone of the pelvis, which includes the superior and inferior branches. If a simple fracture of the inferior branch of the pubic bone is a relatively stable fracture of the pelvis, it is commonly seen in violent injuries, such as falls, or impact injuries such as traffic accidents. At this time in the clinic can appear the following symptoms: 1, pain, do not dare to walk, do not dare to bear weight. 2, swelling, in the fracture can appear obvious swelling, serious cases will have subcutaneous bleeding, the skin surface to see the emergence of bruises and ecchymosis. 3, pelvic extrusion when the pain of the injured area significantly aggravated, the fracture of the lower pubic bone should be actively X-ray film and CT examination, the lower branch of the pubic bone is simple fracture, as long as the conservative treatment is The fracture of the subpubic branch can be treated conservatively. In rare cases of nerve compression or severe internal bleeding, surgery may be considered. The vast majority of patients require bed rest for 4-6 weeks, with oral medication to promote fracture healing and to prevent complications of bed rest. Most patients recover well and their function is not affected.