Patent ID: 8795338

Claim:
An anti-splay member configured for engagement with a bone fastener, the anti-splay member comprising: a body defining a longitudinal axis and a threaded cavity extending along the longitudinal axis, the cavity being configured for engagement with a screw, the body having a substantially planar top surface; opposing retainer members extending substantially perpendicular to the longitudinal axis forming a T-shaped configuration and being configured to engage a proximal end of the bone fastener to prevent radial expansion of the proximal end, the T-shaped configuration is configured for interlocking engagement with a second cavity of the proximal end of the bone fastener, the retainers having surfaces that engage an outer surface of the bone fastener, and a top surface of the retainer members lying flush with a top surface of the bone fastener; and at least one locking member extending from the body and being configured for engagement with the proximal end of the bone fastener.