主要特点:
-该模体为椭圆仿身形Jaszczak模体
Elliptical Jaszczak phantom with elliptical body shap
主要应用领域:
-适用于高分辨率SPECT(单光子发射计算机化断层扫描)及PET(正电子发射断层扫描)系统
For use with high spatial resolution SPECT and PET systems
-使用非圆轨道对数据采集进行评估
Evaluation of data acquisition using non-circular orbit
-大视场系统性能评估(确定准直装置、伪影、校准、重建参数)
System performance evaluation over larger field-of-view (collimator, artifacts, calibration,reconstruction parameters)
-利用椭圆柱体的均匀部分，研究区域变化对于系统内部响应的影响
Study of the effects of regional variation in intrinsic system response using uniform portion of the elliptical cylinder
-评估体轮廓与衰减补充算法精度
Evaluation of the accuracy of body contour and attenuation compensation algorithms
-利用不同规格尺寸的测量冷棒插件，研究视野范围内的空间分辨率变化
Study of spatial resolution variation within the field-of-view using portion of insert containing variable sized rods
-利用含有多种规格尺寸的球体插件，对病变的可检测性进行评估
Evaluation of lesion detectability using portion of inserts containing multi-sized spheres
-研究有限空间分辨率及康普顿散射对于图像质量的影响
Study of the effects of finite spatial resolution & Compton scatter on image quality
-验收测试
Acceptance testing
-例行质量保证(QA)及质量控制(QC)
Routine quality assurance and control
-科研应用
Research
模体规格：
-测量冷棒直径/Rod diameters7 and 19.1 mm
-冷棒高度/Height of rods: 8.8 cm
-实心球直径/Solid sphere diameters31.8 and 38 mm
-球体中心高度(从底板处测量)/Height of center of spheres from base plate: 12.7 cm
-圆柱模体长轴内直径/Cylinder inside diameter along major axis: 30.5 cm
-圆柱模体短轴内直径/Cylinder inside diameter along minor axis: 22.1 cm
-圆柱内部高度/Cylinder inside height: 18.6 cm
-圆柱壁厚/Cylinder wall thickness: 6.4 mm
-圆柱空量容积/Volume of empty cylinder: ~ 9.5 L
-圆柱含冷棒及冷球插件后容积/Volume of cylinder with cold rod insert and cold spheres: ~ 8.3 L
