Patent ID: 8551171

Claim:
A method of stabilizing a sacroiliac joint in a patient in need thereof comprising: Providing a device comprising: a screw having a tip and a shaft, at least a portion of the shaft includes threads; an expandable body having a distal end, a proximal end and defining a cavity and at least one opening in communication with (i) the cavity and (ii) an outer surface of the body, and the expandable body being fitted over at least a portion of the shaft of the screw with the distal end of the expandable body capable of contacting the top of the screw; a nut member, the nut member capable of engaging the threads and capable of contacting the proximal end of the expandable body; the device having an unexpanded configuration in a non-deployed state and a radially expanded configuration in a deployed state; inserting the device into the sacroiliac joint; and radially expanding the expandable body to engage the sacroiliac joint to securely seat the device in the sacroiliac joint by rotating the nut member thereby compressing the expandable body between the tip and the nut member.