目的对某医院伽玛刀建设项目进行职业病危害放射防护预评价,保障放射工作人员和公众的健康与安全。方法依据国家法律法规和技术标准进行评价。结果该伽玛刀建设项目的屏蔽设计和防护设施符合国家法规和标准的要求。结论正当使用该伽玛刀,能够保障放射工作人员和公众的健康与安全。 Objective To evaluate the radiation protection of occupational hazards in the construction of a hospital gamma knife and ensure the health and safety of radiation workers and the general public. Methods According to national laws and regulations and technical standards for evaluation. Results The Gamma Knife construction project’s shield design and protective facilities met the requirements of national regulations and standards. Conclusion The proper use of this gamma knife will ensure the health and safety of radiation workers and the general public.