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Distance from the surface of the femoral head to the tip of each screw in different models.
| Triangle | Inverted triangle | Anterior triangle | Posterior triangle | Vertical model | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| S | IP | IA | SP | SA | I | S | A | I | S | P | I | S | M | I | |
|
| |||||||||||||||
| Distance(mm) | 9.8 | 9.2 | 9.6 | 10.7 | 9.6 | 10.4 | 8.4 | 10.7 | 9.4 | 8.6 | 11.2 | 9.5 | 8.2 | 11.6 | 10.7 |
Abbreviation: S, superior; IP, inferoposterior; IA, inferoanterior; SP, superoposterior; SA, superoanterior; I, inferior; A, anterior; P, posterior; M, middle.
