NEMA PET Scatter Phantom,NEMA PET散射模體產品規格
在散射的情況下對閃爍相機的計數率性能進行標準化*
是一個堅實的正圓高密度聚乙烯圓筒
平行于圓柱體中心軸線的可填充線源支架偏移距離為4.5厘米
氣缸由四個部分組成，便于攜帶/存放
外徑： 203厘米
長度： 70厘米
孔尺寸： 6.4 mm
偏移距離： 4.5厘米
線源插入：長度：80厘米; 內徑：3.2mm; 外徑：5mm
NEMA PET Scatter Phantom,NEMA PET散射模體主要應用：
NEMA標準驗收測試
確定影像系統對散射輻射的相對靈敏度度
測量線源在不同活度水平下產生的死時間影響和隨機事件影響
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散射模體,NEMA PET Scatter Phantom,NEMA模體
