The cost of γ-knife treatment for meningioma is about 13,000 RMB in Sichuan. γ-knife, also known as stereotactic radiation therapy, is a one-time, high-dose, precise irradiation. γ-knife indications include tumors <3 cm, postoperative residual tumors, postoperative recurrent tumors, and also patients who are old and frail, unwilling to operate or unable to operate, can choose γ-knife treatment. γ-knife treatment has the advantages of non-invasive, low complications, good efficacy, low cost, short time, and high quality of patient survival. The treatment process of gamma knife includes four aspects: 1) installation of stereotactic frame; 2) MRI localization; 3) planning of treatment plan; 4) treatment of patients with postoperative follow-up.