Fig. 1

Clinical photographs showing the facial reanimation technique using per-oral cross-facial sural nerve graft. a Crossed lines were first drawn on the face to identify the closest point between the parotid duct and the buccal branch. b A 4-cm vertical incision line was drawn on the cheek buccal mucosa approximately 5 mm anterior to the parotid papilla. c Dissection was performed through the buccinator muscle, buccal fat pad, and posteriorly along the parotid duct to identify the buccal branch