After cervical cerclage surgery, it is generally not recommended to squat, but to defecate through the bidet. Because in the process of defecation, the human abdomen will appear obvious contraction, causing a significant increase in abdominal pressure, which will produce obvious pressure on the female uterus, especially squatting posture when the human body will produce a more forceful pressure on the abdomen, may not be conducive to the fixation of the cervical cerclage after the operation, and if because of the strength of the cerclage is more likely to cause the ring mouth of the disintegration of the cerclage. If the pressure is too strong, it is more likely to cause the IUD to break open. Defecation through the toilet can effectively reduce the pressure on the abdomen, which can effectively reduce the risk of the IUD breaking open. And after the cervical cerclage, usually need bed rest, because of the long time inactivity, diet must pay attention to avoid too greasy, avoid the symptoms of constipation.