Table 1.
Scaffold dimensions, shrinkage, volume, weight, and apparent porosity of scaffolds compared to the solids in slurry and sintering temperature during manufacturing
| Material | Solids in slurry (wt%) | Sintering temp. (°C) | Exterior dimensions (mm ± SD) | Srinkage (from ‘as molded’, %) | Volume (mm3 ± SD) | Weight (mg ± SD) | Apparent porosity (% ± SD) |
|---|---|---|---|---|---|---|---|
| HA h | 67.1 | 1250 | x: 5.05 ± 0.05 | x: 22.35 | 47.92 ± 0.87 | 76.16 ± 2.89 | 49.65 ± 1.76 |
| y: 3.48 ± 0.03 | y: 22.68 | ||||||
| z: 2.73 ± 0.03 | |||||||
| HA l | 67.1 | 1150 | x: 6.14 ± 0.05 | x: 5.48 | 84.63 ± 3.17 | 73.82 ± 5.40 | 72.39 ± 1.27 |
| y: 4.23 ± 0.13 | y: 6.04 | ||||||
| z: 3.26 ± 0.11 | |||||||
| BCP | 56.4 | 1150 | x: 5.45 ± 0.05 | x: 16.21 | 58.96 ± 1.38 | 48.86 ± 2.33 | 73.72 ± 1.03 |
| y: 3.73 ± 0.06 | y: 7.86 | ||||||
| z: 2.90 ± 0.06 | |||||||
| TCP | 67.1 | 1150 | x: 6.05 ± 0.04 | x: 6.88 | 80.53 ± 3.05 | 69.49 ± 4.54 | 72.54 ± 1.10 |
| y: 4.15 ± 0.13 | y: 7.86 | ||||||
| z: 3.21 ± 0.09 |