Segmental restoration of teeth with composite resin is a common procedure and a valuable service to provide patients.
This conservative restorative solution requires that a glass-reinforced resin blend invisibly with the adjacent tooth structure. When we study the histological cross sections of natural teeth, we can appreciate the complexity of structure that we are trying to replace.
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It shows how to rebuild class IV cavity in tooth #8 and #9. Total etch and composite stratification technique with silicone key was used after placing a rubber-dam.
Material from Dr David Gerdolle - www.davidgerdolle.com