The material fell out after half a month of filling, which may be caused by too poor filling material, poorly filled body, serious caries, broken tooth, broken filling material, etc. You should go back to the hospital in time for the re-restoration of the tooth, including endodontic treatment, root canal fixation, re-fillings, inlays, shell crown restoration and so on.
1. Poor filling material: If the filling material used is too poor, the bonding agent performance is not good, it will lead to the filling material falling off, you should choose the material with excellent performance to repair the tooth again.
2. Filling material is not tight: if there are voids or bubbles between the filling material and the cavity wall of the tooth, leading to the appearance of the gap, it will lead to the falling of filling material, you can choose the appropriate filling material to refill, such as silver mercury material, resin material, etc.
3. Severe caries: Due to severe caries in the tooth, the residual crown, residual root of the retention ability is poor, resulting in the fall of the filling material, you can work with a professional dentist for root canal fixation, with root canal nails, to enhance the retention performance.
4. Tooth fracture: If there is a dead pulp tooth, brittle and easy to break, it will lead to filling materials fall. If the root is not broken, root canal treatment should be carried out under local anesthesia, and it is best to do crown restoration or porcelain crown restoration. If the root of the tooth is broken, we need to extract the stump, and then do veneer treatment.
5. Filling material breakage: If the tip of the tooth is in close contact with the crown of the filling material, resulting in excessive pressure on the crown, which can easily cause the crown to break, it will lead to the filling material fall, should cooperate with a professional doctor for metal crown repair.
If the filling material falls off after half a month, it is recommended to go to the dentistry of the regular hospital as soon as possible for consultation and repair.