| 摘要 |
An occlusal registration coping (10) having a base member (11) adapted to be attached by an integral screw (13) to an implant within the jaw or to an implant abutment, and a head member (12). The base member and the head member being detachably connected together, by ridges or ribs (19) which interlock with grooves or indentations (16) and formed around a projection (15) on the base member and around the inside of a matching socket (18) in the head member. The end of the base member remote from the implant or abutment to which it is adapted to be attached contains a socket (17) of hexagonal cross-sectional shape and adapted to receive a tool of matching cross-section whereby the base member can be screwed into the implant or abutment to form a screw connection therebetween. A set of copings may be provided comprising a plurality of different base members and a plurality of color coded head members of different lengths.
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