How long does it take for a sacral fracture to heal needs to be judged according to the patient’s degree of illness, recovery, treatment and other factors. Sacral fracture pelvis healing time is usually 2~4 months, generally the patient’s condition is mild, conservative treatment, can be about 1~2 months under the protection of the brace weight-bearing activities. If the patient’s condition is more serious, timely surgical treatment is needed, and most patients can recover in about 2~3 months. However, due to individual differences, some patients will recover more slowly and the recovery time will be prolonged appropriately. Inadequate care of the patient may also lead to prolonged illness, which will also affect the recovery time. At the same time, some serious patients may also have complications such as rectal-anal tube injury and hemorrhagic shock, which may even be life-threatening, and need to pay attention to it in time. It is recommended that patients with sacral fracture should follow the doctor’s instructions for systematic treatment according to their own conditions, and cooperate with the doctor to do rehabilitation therapy and daily care to avoid recurrence or aggravation of the condition.