Complete dentures complete dentures final impressions course transcript 1 7 final impressions john beumer iii dds ms robert duell dds and eleni roumanas division of advanced prosthodontics biomaterials and hospital dentistry ucla school of dentistry this program of instruction is protected by copyright c. Definitions o impression a negative likeness or copy in reverse of the surface of an object gpt 8 o complete denture impression a complete denture impression is a negative registration of the entire denture bearing stabilizing and border seal areas present in the edentulous mouth. The consequences are necessary extensive corrections of the custom tray or application of a larger amount of material for taking functional impression which can cause reduced valve effect of complete dentures therefore in modern complete denture treatment two functional impressions are made. Chapter 3 impression procedures for complete dentures aim the aim of this chapter is to discuss the theory for achieving complete denture retention and the importance of impression procedures
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