Various embodiments of a pedicle screw assembly disclosed herein include a pedicle screw configured for engaging with bone tissue. The pedicle screw includes a body defining a plurality of channels through the body of the screw and in communication with a plurality of respective distal openings defined along the screw body. The pedicle screw assembly further includes an anchor defining a plurality of anchor members which are configured to be received at least partially through the plurality of channels and the plurality of respective distal openings to further engage the pedicle screw to the bone tissue.