The principle of treatment for deep coverage of anterior teeth is early detection, early prevention, early intervention, depending on the cause of the disease, to make the appropriate treatment and therapy. If the patient likes to spit out his tongue, he needs to wear an orthodontic appliance to prevent and control tongue spitting; if open-mouth breathing occurs, he may need to wear a corresponding instrument similar to the mouth closure device, and at the same time, patients with rhinitis need to be treated for rhinitis; if dental caries leads to the forward movement of the teeth in the back, which in turn causes the deep coverage of the anterior teeth, he needs to wear a gap retainer to reduce the probability of the deep coverage of the anterior teeth; if the bone factor causes the deep coverage of the anterior teeth, it is necessary to take measures in time, such as expanding the arch for treatment. Treatment.