NEMA PET Scatter Phantom,NEMA PET散射模体产品规格
在散射的情况下对闪烁相机的计数率性能进行标准化*
是一个坚实的正圆高密度聚乙烯圆筒
平行于圆柱体中心轴线的可填充线源支架偏移距离为4.5厘米
气缸由四个部分组成，便于携带/存放
外径： 203厘米
长度： 70厘米
孔尺寸： 6.4 mm
偏移距离： 4.5厘米
线源插入：长度：80厘米; 内径：3.2mm; 外径：5mm
NEMA PET Scatter Phantom,NEMA PET散射模体主要应用：
NEMA标准验收测试
确定影像系统对散射辐射的相对灵敏度度
测量线源在不同活度水平下产生的死时间影响和随机事件影响
NEMA Scatter Phantom SET Model ECT/NEM-SC/P
Main Features:
The NEMA Scatter Phantom Set is designed in accordance with the recommendations by the National Electrical manufacturers Association
(NEMA) to standardize the measurement of count rate performance of a scintillation camera in the presence of scatter*
Is a solid right circular high density polyethylene cylinder
Has a fillable line source holder parallel to the center axis of the cylinder and offset a distance
O. D. 4.5 cm
The cylinder is made of four sections for ease of carrying/storage
Main Applications:
Acceptance testing with NEMA standard
Determine the imaging systems relative sensitivity to scatter radiation
Measure the effects of dead-time and the effects of random events generated at different levels of activity of the line source
Specifications:
Outside diameter: 203 cm Length: 70 cm
Hole size: 6.4 mm Offset distance: 4.5 cm Line source insert: Length: 80 cm
I.D.: 3.2 mm
C.D.: 5 mm
SAG: PET Scatter Phantom,PET散射模体,NEMA PET Scatter Phantom,NEMA模体
