Patent ID: 8066511

Claim:
A dental implant for supporting a dental prosthesis, the implant comprising: a body comprising an outer surface, an apical end, and a coronal portion; at least one thread located on at least a threaded portion of the outer surface of the body, the thread comprising a coronal flank and an apical flank, the thread further comprising a face extending between the coronal flank and the apical flank; and a collar at the coronal portion of the dental implant, the collar comprising a curved surface defining a first peak, a second peak generally opposed to the first peak, a first valley between the first peak and the second peak, and a second valley between the first peak and the second peak and generally opposed to the first valley; wherein a most apical point of the first valley is more coronal than a most apical point of the second valley, wherein when viewed from a side along an axis passing through the first and second peaks, between the first and second peaks adjacent the first valley, the curved surface of the collar is only convex.