Patent ID: 8784104

Claim:
A dental implant system comprising: an implant having an outer surface, an inner surface, and an upper surface annularly connecting the outer surface to the inner surface, the inner surface defining a well projecting from the upper surface into the implant, the implant being monolithic and made from a millable ceramic; and an abutment having a post, a stump, and a collar, the post having a shape configured to engage the well while leaving a gap therebetween, the stump and the collar being configured to support a dental restoration, the collar extending outwardly from the abutment at a transition between the post and the stump and having a lower outer perimeter substantially equal to an outer perimeter of the upper surface of the implant, the abutment being made from the millable ceramic, wherein one or more grooves are defined in a wall of the post and one or more recesses are defined in a wall of the well extending perpendicular to the longitudinal axis of the post, and one or more grooves are defined in the wall of the post and one or more recesses are defined in the wall of the well extending substantially parallel to the longitudinal axis of the post.