Cleft palate surgery usually takes about two hours, and it takes about half an hour to sterilize and prepare for the surgery, and the duration of the surgery may vary according to the difficulty of the surgery, so there may be a big difference in the duration of the surgery for each patient. 1. Soft palate cleft surgery after entering the operating room, you need to disinfect the patient’s mouth, the routine preoperative sheet anesthesia, the preparation work will take about half an hour. 2. There are a variety of surgical procedures in the surgery, such as levator reconstruction, double Z-flap transposition, and two-flap posterior thrusting, which generally involves relaxation of the muscularis mucosae, transposition of the sutures, and depending on the severity of the cleft palate, the duration of the surgery is usually about one and a half hours. The exact time of soft palate cleft surgery is recommended to consult a professional physician for evaluation and judgment after checking the oral condition in the hospital.