Objective: To explore the therapeutic effect of Rotating Gamma System(product of Shnzhen OUR International Technology & Science CO., Ltd., OUR - XGD RGS), which has been utilized to treat intracranial lesions.

• 目的：探讨我国设计的新型立体定向放射外科设备OUR－旋转式伽玛刀治疗颅内病变的可行性及疗效。