Pit And Fissure Sealants -Why You Might need them -stencildent
PIT AND FISSURE SEALANTS Pit and fissure sealants are advocated for: Susceptible pit and fissure area of posterior teeth Pediatric patient High caries risk patient OBJECTIVE: Sealant is for resin to penetrate pit and fissure Seal area against oral bacteria ,debris RESIN SYSTEM: Based on UDMA,bis-GMA POLYMERISED BY: Chemical activation -initiation,light activation UNFILLED RESIN: Colourless,tinted transparent material. FILLED RESIN; Available as tooth colored,white material SUCCESS DEPENDS ON: Obtaining ,maintaining intimate adaptation of sealant to tooth surface SEALANT MUST BE: Low viscous ,so that it flows into depth of pit and fissure TO ENHANCE WETTING ?RETENTION Tooth; 1st conditioned by etching with acid Effective therapy As long as sealant is well,no caries progression will occur Etch and rinse ,with primer and bonding agent PREVENTIVE -RESIN RESTORATION Conservative approach Minimal cavity preparation Enamel -dentin bonded composite restoration and sealant application High