Patent ID: 8647118

Claim:
A dental implant comprising: a head portion having a non-rotational feature; a lowermost end opposing the head portion; and a threaded bottom portion for engaging bone between the head portion and the lowermost end, the threaded bottom portion having a roughened surface with an array of microscale irregularities, the microscale irregularities including generally permanent nanostructures formed thereon, the microscale irregularities further having peak-to-valley heights not greater than about 20 microns, the threaded bottom portion further including discrete nanoparticles located on the roughened surface, the nanoparticles including hydroxyapatite nanocrystals, wherein a portion of the roughened surface is exposed between at least some of the discrete nanoparticles such that the exposed roughened portion between the discrete nanoparticles is for contacting bone.