Tooth loss is a common issue that can bring the patient to lose the regular aesthetics of the month as the correct chewing mechanics. Nowadays the dental implants represent a valid replacement of natural teeth. The most common design for them involves three different units, the crown usually made in Zirconia that thanks to its superior mechanical properties and aesthetics permit to bear the chewing loads and provides a natural appearance, the abutment, across the gingiva, usually made in Titanium for is good biocompatibility and the root in direct contact with the bone also made in Titanium. Despite of thatthese two materials have still some problems mostly related to the the wear by their coupling.