The cost of head gamma knife surgery is about$30,000. Head Gamma Knife has positive therapeutic significance for many diseases in neurosurgery, such as for smaller intracranial arteriovenous malformations, benign tumors, metastatic tumors, some selective malignant tumors and nasopharyngeal tumors, etc. If the boundary of the lesion is clear, all can be considered for Gamma Knife treatment. Especially for deep, important functional areas, conventional surgery is difficult to remove or more traumatic, more complications, advanced age, systemic conditions can not tolerate surgery, or have systemic diseases, for such patients using gamma knife treatment is also a better choice. In addition, for postoperative residual or recurrent tumors, gamma knife treatment can be used as an adjuvant treatment.