Patent ID: 8602782

Claim:
An implant device comprising: a head portion at a coronal end of the implant, the head portion having an interior portion extending apically from the head portion; an exterior portion that receives the interior portion, the exterior portion forming an exterior surface of the implant and being made of a porous material defining radially uniform passages extending entirely and radially through the exterior portion; an anchor portion at an apical end of the implant, the anchor portion comprising a bore that engages an apical end of the interior portion and an outer surface having a thread; wherein the exterior portion is retained on the interior portion between the head portion and the anchor portion when the anchor portion is engaged with the interior portion; wherein the interior portion includes an outer surface with a treated area being adjacent to the exterior portion and accessible from the exterior surface through the passages, the treated area having a treatment for direct attachment to bone or soft tissue; and wherein the outer surface of the interior portion includes at least one generally longitudinally extending flute, the at least one generally longitudinally extending flute extending around less than a total circumference of the interior portion.