Clinically, in the event of a fracture, it is recommended to prohibit sexual activity, because during sexual activity, it is easy to produce additional load on the fracture site, which may lead to displacement of the fracture and may lead to failure of external fixation. Therefore, sexual intercourse should be prohibited during the healing period of the fracture, i.e. three months after the fracture. Generally the occurrence of lower limb fracture should be cast braking, during the braking period, the lower limbs should be elevated, which is conducive to the subsidence of swelling. X-ray examination should be carried out every month after the fracture to observe the growth of bone scab. In three months can again take X-ray, if the fracture line blurred disappears, local symptoms disappear, represents the fracture to achieve clinical healing, at this time you can carry out sexual activities.