Most visits to the hospital for scaling are for ultrasonic full mouth scaling and the specific charge is$5.50 per tooth. For a full mouth cleaning, the total cost is$150-176 for 28-32 teeth. After the full mouth cleaning, due to the roughness of the tooth surface, there are small plaque and calculus, it is necessary to polish the tooth surface, the charge is also 5.5 yuan per tooth, the total cost of the full mouth is 28-32 teeth, the total cost is 150-176 yuan. The cost of ultrasonic full mouth cleaning is 300-352 RMB in total. If the periodontal inflammation is heavy, topical medication of the periodontal tissues will be required after the full mouth scaling, which also costs$5.50 per tooth.