Preventive Resin restoration

Question 1

Indications of PRR

Answer 1

• High caries risk, deep fissure patterns, stagnating plaque with evidence of enamel demineralization

Question 2

Procedure

Answer 2

• Isolate tooth ideally with rubber dam but cotton wool roll and aspiration
• Occlusal fissures explored with slow speed bur in air-turbine handpiece
• Caries infected dentine removed
• Fine diamond bur to remove grossly unsupported enamel and lightly bevel margins
• 37% phosphoric acid etch gel 20secs (10secs eenamel then 10secs dentine)
• Gel washed off and gently air dried with 3in1 syringe
• DBA bond applied and light cure (470nm wavelength 20secs)
• Resin Composite in enamel shade placed into cavity no larger than 2mm increments and adapted using burnisher or flat plastic
• Light cured 20secs
• Remove rubber dam
• Occlusion checked with articulation paper and finished using polishing points and cups