Patent ID: 8845698
Filing Date: 2014-09-30
Classification: A61B,A61L

Abstract:
1. A bone plate system comprising: a bone plate including a lower surface configured to face bone, an upper surface opposite the lower surface, and a hole that extends along a central hole axis from the upper surface to the lower surface, the bone plate further including a column of projections that extend toward the central hole axis, and are positioned within the hole between the lower surface and the upper surface; and a bone screw that is elongate along a central screw axis, the bone screw including a head portion and a shaft portion that extends from the head portion, the head portion including threads; wherein the column of projections includes a first set of projections and a second set of projections, the first set of projections are configured to mate with the threads of the head portion when the bone screw is inserted into the hole such that the central screw axis is at a first angle with respect to the central hole axis, and the second set of projections are configured to mate with the threads of the head portion when the bone screw is inserted into the hole such that the central screw axis is at a second angle with respect to the central hole axis, the second angle being different than the first angle, and at least some of the column of projections included in the first set of projections are also included in the second set of projections.