Table 5.
Tips for the adjustment of the guide pin
| Guide pin position (AP) | Anteversion of guide pin (Lateral) | Adjustment protocol | Projection PSA (AP) |
|---|---|---|---|
| Superior (to ideal position) | Greater | 1. Decrease the antevertion of nail by intorsion of the nail | Decrease |
| Superior (to ideal position) | Less |
1. Deepen the nail 2. Increase the anteversion by extorsion of the nail |
Increase |
| Inferior (to ideal position) | Greater |
1. Pull out the nail 2. Decrease the anteversion of guide pin by the intorsion of the nail |
Decrease |
| Inferior (to ideal position) | Less | 1. Increase the anteversion of guide pin by the extorsion of the nail | Increase |
PSA Pin shaft angle, AP Anteroposterior