Personalized bracket with undercut net bottom structure

The utility model discloses a personalized bracket with an undercut net bottom structure. The personalized bracket comprises a bracket body and a net bottom structure connected with the bracket body, wherein the net bottom structure comprises a plurality of second bosses which are uniformly arranged at intervals and extending outwards from the end surface of a base plate of the bracket body and first bosses which extend outwards on the second bosses; the cross section area of each second boss is smaller than that of each first boss; the net bottom structure mainly consists of the first bosses and the second bosses which are connected in sequence, so that each first boss is connected with each second boss to form a fastener-shaped structure; the net bottom structure of the personalized bracket is aligned and adhered to a dental face; after the adhesive enters the net bottom structure and is solidified, the adhesive and the net bottom structure form a mutual mosaic connection, so that the adhesive force between the bracket and the dental face can be greatly improved, and the problem that the bracket falls off easily is effectively solved.