Patent ID: 6287115
Filing Date: 2001-09-11
Classification: A61C

Abstract:
A dental implant comprising:an implant fixture having an axis;an abutment; andconnecting means for connecting said abutment to said implant fixture, said connecting means comprising a screw and a nut, said screw comprising a head, and said nut comprising a plurality of faces, wherein each of said faces defines a first arc;said abutment defining a first chamber for receiving said head of said screw; andsaid implant fixture defining a second chamber for receiving said nut, said second chamber having a plurality of surfaces corresponding to said faces of said nut, with each of said surfaces defining a second arc corresponding to said first arc, such that when said nut is positioned in said second chamber, said nut may pivot about said axis while being fixed against rotation about said axis;wherein, when said head of said screw is positioned in said first chamber and said nut is positioned in said second chamber and said screw engages said nut, when (i) said screw engages said nut to a first degree, said abutment may be pivoted with respect to said axis, and (ii) when said screw engages said nut to a second degree, said abutment is fixed with respect to said axis.