主要特点:
-该模体顶部无突出的法兰凸缘,适用于高空间分辨率SPECT(单光子发射计算机化断层扫描)系统。 Flangeless phantom without protruding flange, for use with high spatial resolution SPECT systems.
主要应用领域:
-系统性能评估(确定准直装置、伪影、校准、重建参数) System performance evaluation (collimator, artifacts, calibration,reconstruction parameters)
-验收测试 Acceptance testing
-例行质量保证(QA)及质量控制(QC) Routine quality assurance and control
-评估旋转中心误差 Evaluation of center-of-rotation error
-评估非一致性伪影 Evaluation of non-uniformity artifact
-评估旋转半径对空间分辨率的变化 Evaluation of changes of radius-of-rotation on spatial resolution
-评估重建滤波器对空间分辨率的影像 Evaluation of reconstruction filters on spatial resolution
-评估射线衰减及散射补偿情况 Evaluation of attenuation and scatter compensation
-科研应用 Research -ACR(美国放射学会)荐,小视场心脏SPECT系统专用模体
ACR recommended phantom for small field of view dedicated cardiac SPECT systems (Camera Specific)
圆柱模体规格：
-总长(高度)：23.0 cm Overall length：23.0cm
-内部直径：14.0 cm Inside diameter: 14.0 cm
-外部直径：15.3 cm Outside Diameter: 15.3 cm
-圆柱模体壁厚：6.4 mm Cylinder wall thickness: 6.4 mm
-内部长(高)度：15.0 cm Inside length：15.0cm
-新型圆柱扭转及锁盖设计！
NEW Cylinder Twist and Lock Lid Design!
封盖关闭机制：卡销式设计，配有锁紧螺丝，防止模体以外打开；O型环密封
Lid closure mechanism: Bayonet-style with Lock Screw to prevent accidental opening; O-ring seal
插件规格：
-冷棒直径and 12.7 m Cold Rod diameters and 12.7 mm
-冷棒高度：4.0 cm Height of cold rods: 4.0 cm
测量实心球规格：
-实心球直径1, and 25.4 mm Solid sphere diameters.1, and 25.4 m
-球体中心高度(从内部底板处测量)：7.85 cm Height above inside base plate: 7.85 cm
-球体圆形图案直径：9.7 cm Sphere circle pattern diameter：9.7 cm
-角间距： Angular Spacing: 60°
