Cervical cerclage generally refers to cervical cerclage, and the urinary catheter can usually be removed on the second or third day after the cerclage procedure. Cervical cerclage is a treatment option for cervical insufficiency and is commonly used for fertility preservation treatment in pregnant women. After a cerclage procedure, the urinary catheter is usually removed on the second or third day after the procedure. This is because patients who keep the urinary catheter in their body for a long period of time may cause inflammation, resulting in urinary tract infections, urethral injuries, and other negative consequences. If you need to keep the urinary catheter in the body for a long time, you can take appropriate amount of anti-inflammatory drugs such as Roxithromycin and Clarithromycin under the guidance of the doctor to prevent infection. When to pull out the urinary catheter after the loop ligation surgery needs to be made by the professional doctor to make a judgment.