|
Medical Definition of Denture flange
1. The essentially vertical extension from the body of the denture into one of the vestibules of the oral cavity; also, on the lower denture, the essentially vertical extension along the lingual side of the alveololingual sulcus, the buccal and labial vertical extension of the upper or lower denture base, and the lingual vertical extension of the lower one; the buccal and labial denture flange's have two surfaces: the buccal or labial surface and the basal seat surface; the lower lingual flange also has two surfaces: the basal seat surface and the lingual surface. (05 Mar 2000)