The flesh of the tooth is swollen more than indicating the presence of swollen gums, and the ultrasonic scaling treatment, root canal treatment, rinsing of the peri-coronal area of the wisdom tooth and the upper medicine plus antibiotic treatment should be given according to the situation, as follows: 1. Ultrasonic scaling treatment: If the gums of several teeth in the mouth have different degrees of redness and swelling, it means that they are suffering from gingivitis or periodontitis. For the above-mentioned patients, the first step is to undergo ultrasonic scaling treatment, through which the tartar and bacteria around the gums and in the periodontal pockets are completely removed, creating a good oral hygiene environment and restoring the gums to health. 2. Root canal treatment: If the gum swelling is staying in the gum of a tooth near the apical part, it indicates that the tooth is suffering from periapical periodontitis, and the treatment is mainly based on root canal treatment. 3. Wisdom tooth pericoronal If the swelling is at the end of the tooth bed and the gum is swollen around the surface of the wisdom tooth, it indicates that the tooth is suffering from periapical periodontitis, and it is necessary to go to the hospital for periapical rinsing and medication, as well as oral antibiotics for anti-inflammatory treatment.