不同厂家SPECT平面固有性能测试结果的分析  

Analysis of measurements on intrinsic planar characteristics for SPECTs from different manufacturers

作　　者：张金山 陈次渝 

机构地区：[1]广州市第二人民医院,广州510150

出　　处：《核技术》1999年第3期173-175,共3页Nuclear Techniques

摘　　要：分析比较了４个不同厂家生产的ＳＰＥＣＴ的固有泛源均匀性和最大计数率的测试结果，发现在ＳＰＥＣＴ正常运转的情况下实际测得的平面固有性能有所不同，且有的差异显著。The measurement results of intrinsic flood field uniformity and maximum count rate were analysed and compared among the four different manufacturers' SPECTs.It was found that the descriptions mentioned above were different from those stated by manufacturers and some were of significant difference.

关 键 词：单光子发射 断层扫描仪 SPECT 质量控制 医学 

分 类 号：TH774[机械工程—仪器科学与技术]