Patent ID: 7850452

Claim:
A dental implant having a central axis and configured to be inserted into bone comprising: a solid outer shell portion having a first closed end and a second, opposite end having an axial opening therethrough, the axial opening of the outer shell portion having a threaded surface; and an insert portion configured to receive a screw to hold an abutment to the outer shell portion, the insert portion having a threaded outer surface, the threaded outer surface having a single unitary thread extending along its length, the insert portion further comprising a non-rotational structure to assist in preventing an additional component from rotating relative to the implant, a material forming the outer shell portion having a greater compressive strength than a material forming the insert portion, the material forming the insert portion having a greater tensile strength than the material forming the outer shell portion, wherein the insert portion is affixed within the axial opening of the outer shell portion, and the affixation of the insert portion within the axial opening of the outer shell portion is configured to apply a compressive pre-load in the outer shell portion.