The NEMA Scatter Phantom™ 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
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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
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Measurements
Outside diameter: 203 cm
Length: 70 cm
Hole size: 6.4 mm
Offset distance: 4.5 cm
Line source insert: Length: 80 cm; Inside diameter: 3.2 mm; Outside diameter: 5 mm