There is no need to control diet after cervical cerclage during pregnancy. After cervical cerclage during pregnancy, you need to use drugs to inhibit contractions, drugs to prevent infections, bed rest, etc. This can promote the success rate of cervical cerclage, and you should have regular ultrasound review and regular labor and delivery checkups. When the ultrasound examination is done about 1-2 weeks after the cervical cerclage surgery, it is found that the cervical canal is increased than before, in this case, it is necessary to get out of bed and move appropriately, but it should not be too much activity, and should not be stood for a long time, so as to avoid affecting the effect of the cervical cerclage surgery, and affecting the success rate of the preservation of the fetus. After cervical cerclage surgery during pregnancy, although the diet does not require much, you need to ensure that the diet is nutritionally balanced. The doctor will formulate an individualized treatment plan according to the specific situation, so as to avoid delaying the best time for treatment.