目的对某医院医用电子直线加速器机房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。方法依据国家的相关法律法规和技术标准进行评价。结果该加速器治疗室辐射屏蔽设计厚度和防护设施符合国家法规和标准的要求。结论正常使用该加速器,不会对工作人员及公众产生有损健康的辐射危害。 Objective To pre-evaluate the radiation protection of occupational hazards in the construction of medical linear accelerator room in a hospital to ensure the health and safety of radiation workers and the general public. Methods According to the relevant state laws and regulations and technical standards for evaluation. Results The accelerator treatment room radiation shielding design thickness and protective equipment in line with national regulations and standards. Conclusion The normal use of the accelerator will not cause health risks to workers and the general public.