Fig. 3

Exposures offered by the a) McIvor gag, b) Feyh-Kastenbauer gag, and c) Floor of Mouth Window. Note that the circumvallate papillae is easily visible transorally without the aid of endoscopes. d) Endoscopic view with the Floor of Mouth Window
Exposures offered by the a) McIvor gag, b) Feyh-Kastenbauer gag, and c) Floor of Mouth Window. Note that the circumvallate papillae is easily visible transorally without the aid of endoscopes. d) Endoscopic view with the Floor of Mouth Window