The pelvic belt, also known as an orthopedic belt, is a physical method to correct the pelvis, and is mostly used for postpartum women to restore the pelvis, maintain their figure, and promote the healing of the pubic symphysis. After the birth of a child, the pubic symphysis will be separated by about 10mm, after using the pelvic belt, the pelvis can be more close together, reducing pain and stabilizing the pelvis. When to bring the pelvic belt is appropriate according to the specific points of normal birth and cesarean birth, under normal circumstances, you can bring the pelvic belt on the day of normal birth. In the case of cesarean delivery, it is recommended to wear it when the wound is not painful, and it is generally best to wear it for more than 42 days.