主要功能/Main Features:
-长椭圆式PET模体™可用于模拟整个长度范围身体躯干的放射性分布情况
The Extended Oval PET Phantom Set™ is designed to simulate the distribution of radioactivity throughout the long body torso*
-它由一组两个40 cm长的圆柱形截面体组成，配合其椭圆形截面部分用于模拟整个长度范围的身体躯干
It consists of a set of two 40 cm long cylinder sections with oval shape cross section to simulate the long body torso
–模体其中一个40 cm的截面可填充大型相机的轴向视场(FOV)
A single 40 cm section fills the axial FOV of a large camera

主要应用/Main Applications:
-配合基于照相机和专用PET系统进行癌症成像评价
Evaluation of cancer imaging using camera-based and dedicated PET systems
-使用热插件测量对比度，信噪比
Measurements of contrast, signal-to-noise ratio using hot inserts
-评估视野外活动的影响
Evaluation of the effects of out-of field-of-view activities
-衰减和散射校正的评估
Evaluation of attenuation and scatter correction
-科研应用
Research

技术参数/Specifications:
圆柱模体外侧尺寸/Outside lateral dimensional of cylinder: 36 cm
圆柱模体内侧尺寸/Inside lateral dimension of cylinder: 34 cm
圆柱模体外侧前-后位尺寸/Outside anterior-posterior dimension of cylinder: 21 cm
圆柱模体内侧前-后位尺寸/Inside anterior-posterior dimension of cylinder: 19 cm
圆柱模体壁厚/Wall thickness: 1 cm
单圆柱截面体高度/Height of each cylinder section: 40 cm
圆柱模体总高度/Total cylinder height: 80 cm

相关文献/Literature:
* Turkington TG, Williams NE, Hamblen SM and Coleman RE. Regional FDG uptake, attenuation, and geometry measurements for whole body phantom design. J Nucl Med 40:281P, 1999.