TABLE 1

System Parameters

ParameterData
Isotope 99mTc
Activity3 MBq
Energy window15%
Hole shapeHexagon
Hole diameter1.9 mm
Septal thickness0.3 mm
Rotation radius f 266.5 mm
ηII −25.7°
ηIII 12.9°
ηIV 35.0°
ηV −35.0°
ηVI −12.9°
ηVII 25.7°
φII 22.0°
φIII 24.5°
φIV 6.1°
φV −6.1°
φVI −24.5°
φVII −22.0°