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palatal seal

См. также в других словарях:

  • 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

  • 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

  • Palatal obturator — A palatal obturator is a prosthesis that totally occludes an opening such as an oronasal fistula (in the roof of the mouth). They are similar to dental retainers, but without the front wire. Palatal obturators are typically short term prosthetics …   Wikipedia

  • 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

  • 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

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

  • Middle Chinese — 中古漢語 Spoken in China Region Medieval China Extinct Evolved into Proto Mandarin and other Chinese dialects apart from Min …   Wikipedia

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