Dental fillings cannot be repaired directly without grinding the tooth, otherwise the effect of the filling will be affected. Dental fillings are mainly used to repair dental defects through artificial filling materials, in order to achieve the purpose of restoring dental function, beautiful teeth and so on. When repairing teeth, generally need to remove decay and other diseased tissues, eliminate obstacles to the restoration in place, open up the space occupied by the restoration and grinding to change the overgrown teeth, misaligned teeth, etc., so you can not directly repair without grinding teeth, in order to prevent the impact of the effect of dental fillings. If some patients do not grind the teeth after filling, it is also easy to cause caries to continue to develop and cause pain, local lymph node swelling and other symptoms, but also on the teeth, oral health and recovery. Before filling, patients need to do a comprehensive examination, comprehensive assessment, in order to facilitate the development of appropriate filling program, choose the right filling materials. It is recommended that those who have the need for dental fillings should consult regular hospitals and pay attention to the reasonableness of diet and oral hygiene care after dental fillings. If the filling is accompanied by persistent pain and other abnormalities, it is necessary to consult a doctor in a timely manner.