Abstract
The present study has the aim to evaluate in vitro the influence of water flow rate on shear bond strength of a composite resin to enamel and dentin after Er:YAG cavity preparation .Ten bovine incisors will be selected and roots will be removed. Crows will be sectioned in 4 pieces, resulting in 40 samples that will be individualy embedded in polyester resin using PVC cylinders. After poly…