Loose teeth are usually caused by dental trauma or periodontitis. Depending on the situation, we can choose temporary observation, elastic fixation, periodontal plugs or periodontal splints to restore the loose teeth to normal. 1. Temporary observation: If a tooth is loosened due to dental trauma and the degree of loosening is within one degree, there is no need to fix the tooth in this case, let the affected tooth rest for two weeks, and the periodontal membrane will gradually return to normal. 2. Elastic fixation: teeth loosening caused by periodontal membrane damage due to dental trauma, loosening degree is more than one degree, in this case, choose the elastic fixation, which is conducive to the healing of the periodontal membrane. 3. Periodontal plugging agent or periodontal splint fixation: periodontitis caused by loose teeth, you can choose periodontal plugging agent fixation or periodontal splint fixation, in the fixation of the routine before scaling, in favor of loose teeth back to normal. It is best to go to the hospital in time to check the loose teeth, clear causes of loose teeth, and then choose the appropriate fixation method, in order to help the teeth return to normal.