Figure 4.

Multilevel radiofrequency surgery to soft palate and tongue base. (A) Standard patient position with short Boyle-Davis gag in situ, tongue protrusion and nasotracheal intubation; (B) optimal visualization of epiglottis and access to tongue base with additional digital pressure over mylohyoid; (C) radiofrequency application sites to tongue base with Celon^® system; (D) radiofrequency application sites (marked) to soft palate in first stage procedure. Note use of local anaesthetic and post-nasal packing. With kind permission from Springer Science and Business Media: (17).