Based on the information provided, review of the surgical technique manual, ifu, certificates of analysis and fmeas, there is no indication of device failure and no indication that the device was out of specification.The most probable root cause is user error; improper implant size selection, using an implant that was too long.
Event or Problem Description
The patient had left side si joint arthrodesis in (b)(6) 2018 where three implants were installed.The patient complained of radicular foot pain following the procedure.The surgeon determined that the middle implant had breached the neuroforamen.In (b)(6) 2019, the surgeon performed a revision procedure where he removed the middle implant and replaced it with a shorter and wider implant of the same type.No other preexisting implants were adjusted or removed.The patient's radicular pain symptoms resolved following the revision procedure.