Table 2 Resulting instrumentation parameters from the optimization simulations for the eleven optimal strategies based on the correction objectives provided by the eleven surgeons (S1-S11)
S1 | S2 | S3 | S4 | S5 | S6 | S7 | S8 | S9 | S10 | S11 | ||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
Type of Implants | Screw | Screw | Screw | Screw | Screw | Screw | Screw | Screw | Screw | Screw | Screw | |
Number of Implants | 10 | 10 | 13 | 13 | 12 | 12 | 12 | 11 | 8 | 12 | 11 | |
Number of fused levels | 10 | 9 | 11 | 15 | 10 | 12 | 14 | 10 | 8 | 14 | 11 | |
Upper instrumented vertebra (UIV) | T4 | T4 | T3 | T2 | T4 | T3 | T2 | T4 | T5 | T3 | T4 | |
Lowest instrumented vertebra (LIV) | L2 | L1 | L2 | L4 | L2 | L3 | L3 | L2 | L1 | L4 | L3 | |
Shape of the rod | Thoracic curve | 30° | 20° | 20° | 20° | 20° | 20° | 30° | 20° | 20° | 30° | 30° |
Lumbar curve | 30° | 45° | 30° | 45° | 30° | 30° | 30° | 45° | 45° | 45° | 45° | |