posterior palatal seal

posterior palatal seal
the seal at the posterior border of a denture produced by displacing some of the soft tissue covering the palate by extra pressure developed in the impression or by scraping a depression in the cast.

Medical dictionary. 2011.

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Look at other dictionaries:

  • posterior palatal seal area — the soft tissues along the junction of the hard and soft palates on which pressure can be applied by a denture to aid in its retention; called also post dam a …   Medical dictionary

  • seal — 1. A tight closure. 2. To effect a tight closure. border s. the contact of the denture border with the underlying or adjacent tissues to prevent the passage of air or other substances. SYN: peripheral s.. palatal s. SYN …   Medical dictionary

  • post dam area — posterior palatal seal a …   Medical dictionary

  • area — 1. [TA] Any circumscribed surface or space. 2. All of the part supplied by a given artery or nerve. 3. A part of an organ having a special function, as the motor a. of the brain. SEE ALSO …   Medical dictionary

  • Dentures — Intervention MeSH D003778 …   Wikipedia

  • postdam — SYN: posterior palatal seal. * * * post·dam dam n a posterior extension of a full denture to accomplish a complete seal between denture and tissues …   Medical dictionary

  • dam — 1. Any barrier to the flow of fluid. 2. In surgery and dentistry, a sheet of thin rubber arranged so as to shut off the part operated upon from the access of fluid. [A.S. fordemman, to stop up] post d. SYN: posterior …   Medical dictionary

  • scribe — 1. To write, trace, or mark by making a line with a marker or pointed instrument, as in surveying a dental cast for a removable prosthesis. 2. To form, by instrumentation, negativ …   Medical dictionary

  • Check Wikipedia — Wikiproyecto:Check Wikipedia Saltar a navegación, búsqueda Esta página contiene de forma consciente fallos ortográficos. Los bots no deben intentar corregirlos. Atajo PR:CWPR:CW …   Wikipedia Español

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