Effect of Endodontic Access Preparation on Fracture Load of Translucent versus Conventional Zirconia Crowns with Varying Occlusal Thicknesses.
Amir H NejatPeter DupreeEdwin KeeXiaoming XuWael ZakkourMark OdomKaren BruggersFaye MascarenhasPublished in: Journal of prosthodontics : official journal of the American College of Prosthodontists (2021)
Type of zirconia, occlusal thickness, and access hole preparation had significant effects on the fracture load of zirconia crowns. The effect of endodontic access was significant on the 3Y and 5Y zirconia crowns with ≤1.0 and ≤1.5 mm occlusal thicknesses, respectively.