Our skull is an important protector of the brain and can pose a great deal of potential danger if a defect occurs. So, what are the effects on the patient’s health and life if the skull is not repaired for a long time after craniotomy? First of all, the safety aspect is that the head is not protected by the hard shell of the skull, it will be very unsafe, bumping or foreign object impact will cause great danger, which may directly injure the brain tissue. Do not think that this kind of thing rarely happens, in fact, there are not many, just ordinary people have skull protection, no serious consequences, do not care. Some people may say that they can pay more attention to protection and avoid bumping. Of course, it is right to take precautions, and ordinary people should also pay attention to precautions, after all, a touch is also quite painful, but pay attention to precautions, I am afraid it is not safe. Second is the aesthetic aspect, the skull defect has a great impact on the appearance, especially the larger defect, most of them will have obvious scalp depression, presenting a deep pit on the head, which is very unattractive and even a little scary; there are also a few patients due to some intracranial lesions, which may be manifested as the expansion of the bone window area, also very unattractive. This abnormal appearance image not only brings disturbance to patients’ normal work, life and interpersonal communication, but also may cause great blow to patients’ psychology, and some patients even have low self-esteem and depression as a result. There is also a series of discomfort symptoms that may be caused by craniosynostosis, namely, craniosynostosis syndrome, which may be manifested as headache, dizziness, numbness, weakness of limbs, emotional instability, irritability, discomfort with no other explanation, etc. In conclusion, cranial defects are important, so it is necessary to repair the skull in time. peek material can repair the skull, which is both complete and beautiful.