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The posterior palatal seal. A review
Author(s) -
Ettinger Ronald L.,
Scandrett Forrest R.
Publication year - 1980
Publication title -
australian dental journal
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 0.701
H-Index - 71
eISSN - 1834-7819
pISSN - 0045-0421
DOI - 10.1111/j.1834-7819.1980.tb03863.x
Subject(s) - impression , seal (emblem) , orthodontics , wax , dentistry , computer science , materials science , medicine , art , composite material , world wide web , visual arts
A bstract — The posterior palatal seal area is described and its anatomical borders are defined. The methods used to achieve a seal are (1) scraping the cast, (2) a selective loading impression technique, and (3) a physiological impression technique. Each method is described and its problems are discussed. It is delieved by the authors that the physiological impression technique using wax requires the least amount of skill and experience to master competently.