Effects of framework design and layering material on fracture strength of implant-supported zirconia-based molar crowns

A framework design with standardized layer thickness and adequate support of veneer by zirconia frameworks, as in the ANA and SUP designs, increases fracture resistance in implant-supported zirconia-based restorations under conditions of chewing attrition. Indirect composite material and porcelain perform similarly as layering materials on zirconia frameworks.

Source: http://www.dentapress.com/headlines/6007-effects-of-framework-design-and-layering-material-on-fracture-strength-of-implant-supported-zirconia-based-molar-crowns.html

tooth extraction implant dentistry

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