vestibular screen

ves·tib·u·lar screen

a screen made of acrylic resin that covers the labial or buccal surfaces of one or both dental arches; used to treat oral habits and to stimulate tooth movement by using perioral muscle force.

ves·tib·u·lar screen

(ves-tibyū-lăr skrēn)
Screen made of acrylic resin that covers labial or buccal surfaces of one or both dental arches; used to stimulate tooth movement by using perioral muscle force.