体部X-刀的质量保证与质量控制  

Quality Assurance and Quality Control in Body X-ray Knife

作　　者：刘晓玲[1] 赵东利[1] 王诚[1] 陈随明[1] 

机构地区：[1]西安交通大学第一医院肿瘤放疗科,陕西西安710061

出　　处：《实用放射学杂志》2004年第8期749-750,共2页Journal of Practical Radiology

摘　　要：目的　分析体部X -刀治疗过程的质量保证和质量控制。方法　采用标准电离剂量法和胶片剂量法对体部X -刀照射的剂量、摆位精度、靶点位置精度进行测量。结果　体部X -刀治疗最大误差为 3 % ,完全符合国家规定 5 %的标准。结论　QA和QC是保证体部XObjective To analyse quality assurance(QA) and quality control (QC) during the process of X-ray stereotactic treatment.Methods The dosage of body X-ray irradiation,the treatment room of linear accelevator and the position of targe were measured using the standard inonizing and film dosage methods.Results The maximum error rate of body X-ray irradiation treatment system was 3%,it was in keeping with the national standard level which is 5%.Conclusion It is an essential to establish a comprehensive QA and QC program to guarantee a good treatment precision of X-ray stereotactic irradiation.

关 键 词：体部X-刀 剂量校准 质量控制 

分 类 号：R815[医药卫生—放射医学]