Study configurations (refer to Figure 1 for corresponding images).
Model Name | Model Description |
Pedicle screws | Pedicle screws, T10 to S1 |
S2 alar-iliac | PED + S2 AI screws |
Porous fusion/fixation implant | PED + porous fusion/fixation implants |
PFFI-IFSAI | PED + porous fusion/fixation implants + triangular titanium implants |
2-PFFI | PED + stacked porous fusion/fixation implants |