Knock to stone toothache need to go to the hospital to check the periodontal condition of the teeth, if it is a tooth concussion need to be temporarily observed, if it is a hidden crack, need to do root canal treatment or crown restoration according to the depth of the hidden crack. 1. Temporary observation. Bite into a hard object toothache radiographs to confirm that the tooth is not damaged, but damage to the periodontium caused by dental shock, teeth will appear bite pain, discomfort and other symptoms, clinically need to be observed for 2 to 4 weeks, the general symptoms will slowly disappear. 2. Root canal treatment or crown restoration. After examination, if the tooth is found to have hidden cracks, and the hidden crack line reaches the dentin, it can be adjusted or resin repair, if the hidden crack reaches the pulp or pulpitis symptoms, it is recommended to carry out endodontic treatment and then crown restoration. If the root of the tooth is fractured with obvious looseness, it should be extracted in time. When knocking into the stone toothache, it is recommended to go to the hospital as soon as possible to do intraoral and radiographic examination, found that the problem is dealt with promptly.