Another method to reanimate the corner of the mouth in facial paralysis is by reinnervation of the perioral musculature. We have done this in 3 cases by anastomosing the masseteric nerve to the nearby lower division of the facial nerve. The results varied, but are promising.
Melvin Spira (Wed,) studied this question.
Synapse has enriched 5 closely related papers on similar clinical questions. Consider them for comparative context: