PET-CT Phantom,PET CT模体详细介绍:
PET-CT Phantom™包括内部结构(三根杆和六个球体),当用两种模式成像时,它们可以证明两个图像组的准确对准。
另外,放射性水的一个样本被水,骨骼和CT造影材料(以及仅空气)衰减,以确定基于CT的PET衰减校正工作的准确度。
PET-CT Phantom,PET CT模体用于:
PET / CT和SPECT / CT系统的验收测试
PET / CT和SPECT / CT系统的常规质量评估
评估新的图像融合软件
评估新的衰减校正算法
铝管用于注册
外部2“OD微型圆柱用于将衰减区域与非衰减区域进行比较
6“环用于对比解决方案
研究
PET-CT Phantom,PET CT模体技术参数:
主缸:
- 体模内部长度:180毫米
- 可填充球体(5)内径:10毫米,13毫米,
- 17毫米,22毫米和28毫米。
从球面到内壁的距离:70毫米
空缸体积:9.7升
主圆柱形刀片尺寸:
- 外径:51毫米
- 长度:180毫米
顶部气缸:
- 气缸外径:〜5.1厘米
- 气缸内径:〜4。厘米
- 圆柱体内部高度:〜8.2厘米
- 圆柱体外部高度:〜12.0厘米
- 空圆柱体积:408厘米2
三个铝管:
- 一个5英寸长:约1.7cc
- 两个7英寸(ea):约2.5cc
阶梯状骨环:
- 预先填充液态骨组合物,不要打开
骨环的体积为:
- 外容积:15.6立方英寸:〜256立方厘米
- 内容积:6.7立方英寸:〜110立方厘米
The PET-CT Phantom™ includes internal structures (three rods and six
spheres) which, when imaged with both modalities, can demonstrate how
accurately the two image sets are aligned.
In addition, a single sample of radioactive water is attenuated by
water, bone and CT contrast material (as well as air only) to determine
how accurately the CT-based PET attenuation correction works.
The Phantom is used for:
Acceptance testing of PET/CT and SPECT/CT systems
Routine quality evaluation of PET/CT and SPECT/CT systems
evaluation of new image fusion software
evaluation of new attenuation correction algorithms
Aluminum tubes are for registration
The outer 2" OD micro cylinder is for comparing attenuation region to non attenuation region
The 6" ring is for contrast solution
Research
Main Cylinder:
- Interior length of phantom: 180 mm
- Fillable spheres (5) inner diameter: 10 mm, 13 mm,
- 17 mm, 22 mm, and 28 mm.
Distance from sphere plane to inside wall: 70 mm
Volume of empty cylinder: 9.7 liters
Main Cylindrical insert dimension:
- Outside diameter: 51 mm
- Length: 180 mm
Top Cylinder:
- Cylinder outside diameter: ~5.1 cm
- Cylinder inside diameter: ~4. cm
- Cylinder inside height: ~8.2 cm
- Cylinder outside height: ~12.0 cm
- Volume of empty cylinder: 408 cm2
Three Aluminum Tubes:
- One 5 inch long: ~1.7 cc
- Two 7 inch (ea): ~ 2.5 cc
Stepped Bone Ring:
- Pre-filled with liquid bone composition, not to be opened
The volumes for the bone ring are:
- Outer volume: 15.6 cu inch: ~256 cc
- Inner volume: 6.7 cu inch: ~110 cc
SAG: PET-CT Phantom,PET CT模体,PET-CT模体,PET模体,SPECT模体