21. Impression trays

29/08/2020 1 min
21. Impression trays

Listen "21. Impression trays"

Episode Synopsis

IMPRESSSION TRAYSPrimary impression – perforated traysBorder molding – special/custom trays- Major function is to provide even thickness of impression material to the structures- To provide support for green stick for border molding- Should trim 2-4 mm from the sulcus depth