Most of the swollen meat inside the tooth is caused by the growth of pulpal polyp inside the tooth, some patients may also be the growth of gum polyp into the pulp cavity, and thus visually feel that the meat inside the tooth is swollen. When this happens, patients are advised to go to a regular hospital dentistry department for treatment by a professional doctor. The specific treatment method is to remove the hyperplastic polyp with an electric knife and observe the pulp cavity if there is a pulp hole, then professional root canal treatment is required. Root canal treatment is also carried out under painless conditions, so patients do not have to worry about it, and the nerve-killing treatment is usually carried out under the effect of local anesthesia. The treatment is generally divided into three steps: the first is the nerve killing and nerve killing drug treatment, the second is the nerve removal treatment, and the third is the filling treatment. The whole process is painless, so patients do not need to worry, early treatment early to solve the pain, I hope that patients timely follow-up.