We live in a complex social environment, and there are various dangers and accidents, in which our skull may be damaged. For example, accidental traffic accidents, production safety accidents, falling objects, fights and brawls, as well as craniotomy due to our own craniosynostosis, etc. All these situations may eventually lead to cranial defects. But what are the effects of cranial defects on the body? If a skull defect is not treated and repaired in time, it may affect the health. Of course, patients do not have to worry and fear too much, these can be prevented and improved by cranial bone repair. Cranial repair surgery is not easy to do well, and the choice of cranial repair materials is very important. At present, the more advanced and ideal cranial repair material is polyether ether ketone peek material, which is a new type of special polymer material, and its performance is very close to human cranial bone, so it can achieve a more ideal repair effect. The optimal design of this material and the introduction of the concept of aesthetic plastic surgery, so as to carry out comprehensive peek cranial repair plastic surgery, can achieve excellent repair effect, widely praised and recognized.