Patent ID: 7393210

Claim:
A dental implant device comprising: an implant fixture provided with an abutment coupler at the upper portion of a commercialized fixture type, the abutment coupler having a female screw thread formed inside, and said fixture has a screw thread formed at the lower portion for implanting into the edentulous site of a jawbone; a separate abutment having at the lower portion thereof a first coupler and at the upper portion thereof a second coupler, the first coupler being coupled to the abutment coupler of said fixture, and said abutment being provided with a first sleeve resting groove on the outer circumferential surface of the second coupler; a solid screw formed at the lower portion with a coupling screw thread and at the upper portion with a head, the coupling screw passing through the abutment and said coupling screw thread being coupled to the said female screw thread of the fixture, the head having a second sleeve resting groove formed on the outer circumferential surface thereof, said first sleeve resting groove and said second sleeve resting groove being aligned; and a sleeve that is formed inside an artificial tooth and having a sleeve projection formed on the sleeve interior that is press-fittingly coupled to the first and the second sleeve resting grooves.