Patent ID: 8870836

Claim:
A system for communicating fluid to or from a bone, comprising: an insert comprising: a shaft extending between proximal and distal ends of the insert, wherein the shaft is cannulated along at least a portion of the shaft between the proximal and distal ends; a fenestration disposed along the cannulated portion of the shaft; and an expandable portion coupled to the shaft, wherein outer surfaces of the expandable portion are configured to expand laterally outward to increase the cross-sectional area of the expandable portion orthogonal to the shaft; a bone screw comprising: a shaft extending between proximal and distal ends of the bone screw, wherein the shaft is cannulated along at least a portion of the shaft, and wherein the bone screw is adapted to receive the insert in the cannulated portion of the shaft of the bone screw; a first fenestration located along the cannulated portion of the shaft of the bone screw; and a second fenestration located along the cannulated portion of the shaft of the bone screw.