Group | Screw Shape | Solid/Cannulated | Augmentation | Full Insertion/Back-Out | Specimen Number |
---|---|---|---|---|---|
1 | Conical | Solid | Retrograde PMMA pre | Full Insertion | 6 |
2 | Conical | Solid | Retrograde PMMA pre | Back-Out | 6 |
3 | Conical | Solid | None | Full Insertion | 6 |
4 | Conical | Cannulated | PMMA injection through perforation | Full Insertion | 6 |
5 | Conical | Cannulated | PMMA injection through perforation | Back-Out | 6 |
6 | Cylindrical | Solid | Retrograde PMMA pre | Full Insertion | 6 |
7 | Cylindrical | Solid | Retrograde PMMA pre | Back-Out | 6 |
8 | Cylindrical | Solid | None | Full Insertion | 6 |
9 | Cylindrical | Cannulated | PMMA injection through perforation | Full Insertion | 6 |
10 | Cylindrical | Cannulated | PMMA injection through perforation | Back-Out | 6 |