This full-extension eyebrow approach allows full exposure of the frontal sinus with a large osteoplastic bone flap and preservation of the supraorbital nerve.
![](https://www.enttoday.org/wp-content/uploads/2023/12/The-Laryngoscope-2023-Plou_WEB.jpg)
This full-extension eyebrow approach allows full exposure of the frontal sinus with a large osteoplastic bone flap and preservation of the supraorbital nerve.