Listen "24. Liners"
Episode Synopsis
LINERCaOH is used as liner when there is pulp exposure- like direct capping – or 0.5mm RDTLiners should have final film thickness as 5microns.VARNISH○ Chemical insulation○ Prevents microleakage○ Prevents discolouration from amalgam○ Most used in 1o tooth for amalgam○ Contra-indicated in composite - inhibits polymerisation *○ Minimum no. of coats - 2■ Walls of cavity■ Floor of cavity■ Over the amalgam for sensitivity microleakage*■ Over GIC for sensitivity also*
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