Tooth cheek bite is a more common clinical situation, generally do not need to do any special treatment, as simple hand trauma, the trauma itself in the mouth because in the mouth, medicine and bandages are not necessary, as long as waiting for its natural healing can be. However, it should be noted that if there is repeated trauma in a clinical area, and the trauma does not heal for a long time, it must be noted that it often means that the corresponding area has a sharp tooth tip, especially easy to form scratches on the soft group. In this case, the sharp tooth tip should be ground out to remove the traumatic ulcer from the root, and the ulcer should be closely observed, and if the ulcer is longer than one month, pathological biopsy is necessary to exclude the possibility of cancer.