If the tooth is split in half, you need to check the depth and location of the split, if the split is too deep under the gingiva or the root is longitudinally split, it is recommended to extract it, while in other cases, you can consider retaining the tooth for root canal treatment.
1. Extraction: If the tooth is split in half after examination, if the root is longitudinally split or obliquely split to more than 5mm under the gingiva, and can not cut the gingiva or orthodontic elongation to the gingiva, the tooth root canal treatment prognosis is not good, it is recommended to extract as soon as possible after the prosthetic restoration.
2. Retention: After examination, the root of the tooth is in good condition, root canal treatment can be carried out, through cutting the gum or orthodontic can be restored to the tooth, it is recommended to try root canal treatment to retain the tooth.
It is recommended to consult a doctor for examination and treatment in time to avoid affecting work and life.