Table 1 Time required to create each phantom and the initial activity required to image approximately 200 kBq/ml
Stage | Initial activity (MBq) | Initial volume of resin (ml) | Preparation time (min) | Printing time (min) | Post processing and phantom preparation time (min) | Total time (min) |
|---|---|---|---|---|---|---|
Spheres, cylinders, double helix | 199 | 100 | 45 | 260 | 60 | 365 |
Spheres (max diameter 20 mm) | 42 | 100 | 15 | 43 | 60 | 118 |
Cylinders (height 10 mm) | 28 | 100 | 15 | 24 | 15 | 54 |
Double helix (height 95 mm) | 82 | 100 | 15 | 193 | 15 | 223 |
Spheres (max diameter 2 mm) | 17 | 50 | 15 | 8 | 60 | 83 |
Spheres (max diameter 37 mm) | 26 | 50 | 15 | 78 | 60 | 153 |
Tumour (height 150 mm) | 320 | 200 | 15 | 300 | 15 | 330 |