Table 4.
Case descriptive data, duration of design and print, print accuracy and positioning errors
| ID | Sex (M/F) | Fracture type | Age (years) |
Design iterations (#) | CT image processing (hours) | Plate design time (hours) | Screw design time (hours) | Guide design (hours) | 3D-printing duration (hours) | Post-processing (hours)* | Implantation time (hours) | Total (hours) |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Case 1 medial | F | Central dislocation fracture | 95 | 2 | 2.5 | 1.5 | 2 | 0 | 27 | 5 | 0.8 | 40.8 |
| Case 1 lateral | F | Central dislocation fracture | 95 | 3 | 1 | 1 | 1.5 | 0 | 27 | 5 | 0.7 | 39.2 |
| Case 2 | F | Posterior wall fracture | 93 | 3 | 4 | 11.7 | 1.5 | 0 | 27 | 5 | 0.8 | 52.2 |
| Case 3 | F | Posterior wall and column | 66 | 1 | 1 | 1 | 1 | 0 | 18 | 14.5 | 0.8 | 37.3 |
| Case 4 | F | Transverse with central dislocation | 91 | 2 | 3.5 | 1 | 2 | 3 | 27 | 5 | 0.8 | 44.3 |
| Case 5 | M | Posterior wall and column | 90 | 1 | 3.5 | 1.5 | 2.5 | 0 | 22 | 5 | 1.0 | 36.5 |
| Mean ± 1.0 STD | 88.3 ± 11.1 | 2.0 ± 0.9 | 2.6 ± 1.3 | 3.0 ± 4.3 | 1.8 ± 0.5 | 0.5 ± 1.2 | 24.7 ± 3.8 | 6.6 ± 3.9 | 0.8 ± 0.1 | 41.7 ± 5.8 | ||
*Post-processing comprised thermal anneal, support removal, smoothing operations (bead blasting, sanding)