| CPC A61C 13/34 (2013.01) [A61C 8/0001 (2013.01); A61C 9/0053 (2013.01); A61C 13/0019 (2013.01)] | 20 Claims |

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1. A dental modeling system comprising:
a plurality of implant analogs, each of the plurality of implant analogs having a body and a shaft, wherein the shaft has a longitudinal axis and includes a first projection extending outwards from the shaft and a second projection extending outwards of the shaft, wherein the second projection is spaced along the longitudinal axis from the first projection and is positioned at an apical end of the shaft, wherein at least one of the first projection and second projection have a first rounded side and a second rounded side that opposes the first rounded side across a diameter of the shaft therefrom, and wherein the body has a groove formed about part or all of a circumference thereof; and
a first dental model having an insert with an internal bore configured to receive one of the plurality of implant analogs, wherein a wall of the insert that defines the internal bore has a larger diameter section configured to receive the body of the one of the plurality of implant analogs and a smaller diameter section configured to receive the shaft;
wherein at least one of the first projection and the second projection and the wall along the smaller diameter section are configured to create a first interference fit between the insert and the one of the plurality of implant analogs and wherein the wall of the insert and the body are configured to form a second interference fit by engagement by one of a helical protrusion along the wall of the insert engaging the body or a flowed portion of the wall of the insert being received in the groove.
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