Figure 4. Radiofrequency surgery.
(A) Preoperative frontal view illustrating the 3 operative sites of the soft palate (1.0 cm below the hard palate-soft palate junction; 1.0 cm between the midline and para-midline sites). (B) Postoperative frontal view demonstrating the stiffened zone (grey zone) by the RF energy (1.0 cm×2.6 cm).