Oral calculus mainly includes dental calculus and submandibular gland ductal calculus, of which dental calculus can be treated by regular scaling, while submandibular gland ductal calculus needs to be treated by surgery. 1. Dental calculus: this kind of oral calculus may lead to gingivitis, periodontitis and oral mucosal disease, and even oral cancer in serious cases, so patients should have regular dental scaling every half a year or once a year to remove the deposited dental calculus through scaling. 2. Ductal calculus of submaxillary gland: if the patient’s dental calculus is more forward and has developed to the submaxillary gland, then it is necessary to remove the calculus through surgery in time to remove the calculus and the gland together. However, since the surgery requires general anesthesia, the patient should be examined before the formal surgery to avoid accidents during the surgery. How to treat oral stones, it is recommended to consult a doctor for examination in time, and the doctor will choose how to treat with the specific situation. In addition, in normal times, patients should pay attention to personal hygiene, develop healthy oral habits, brush their teeth 1 time in the morning and 1 time in the evening, each time brushing for no less than 3 minutes, so as to promote the recovery of the gum area.