Table 1.
Maximum pushout force and ultimate shear strength (σsu) of implants
| Implantation period | nanoTi (n = 5) | microTi (n = 5) | flatTi (n = 5) |
|---|---|---|---|
| 2 weeks | |||
| Fmax (n) | 48.6 ± 6.2 | 25 ± 2.9 | 15.8 ± 3.2 |
| σsu (n/mm2) | 4.0 ± 0.5 | 2.2 ± 0.3 | 1.3 ± 0.3 |
| 4 weeks | |||
| Fmax (n) | 54.6 ± 4.0 | 39.4 ± 3.8 | 19 ± 3.34 |
| σsu (n/mm2) | 4.8 ± 0.4 | 3.5 ± 0.3 | 1.6 ± 0.3 |
| 12 weeks | |||
| Fmax (n) | 126.2 ± 8.6 | 125.4 ± 9.6 | 72.4 ± 5.3 |
| σsu (n/mm2) | 10.3 ± 0.7 | 10.2 ± 1.8 | 5.9 ± 0.4 |
Note: Mean value ± standard deviation.
Abbreviations: flatTi, flat titanium; n, number; nanoTi, TiO2 nanotube layer; microTi, microporous titanium.