Patent ID: 9241749
Filing Date: 2016-01-26
CPC Classification: A61B

Claim Text:
1. A bone screw, comprising: a shank; a head at one end of the shank; and a plurality of deformable members extending from and arranged around the head and defining an interior space at a position opposite the shank, each deformable member comprising a first end and a second end defining an arcuate shape, both the first ends and the second ends extending around a portion of a periphery of the head of the bone screw; wherein the first ends of the plurality of deformable members extend from the head of the bone screw; wherein the second ends of the plurality of deformable members are spaced apart from the head of the bone screw; wherein the second ends of the at least one deformable member are adapted to deformably pivot outwards away from a central axis of the bone screw and in a plane perpendicular to the central axis of the bone screw; and wherein the plurality of deformable members are operable to engage with a cam mechanism disposed within the interior space in a locking arrangement.