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One 5.5 twinfix ultra pk anchor assembly was returned for evaluation.Only the proximal end of the anchor was returned, no inserter, sutures or packaging.Visual assessment confirmed the reported breakage.The distal tip of the anchor has broken at the suture eyelet.The break is angular in nature indicating off axis insertion.Dimensional assessment of the anchor major diameter and wall thickness was performed confirming it met print specifications.Without the return of the inserter an exact root cause cannot be determined with confidence; however, factors that could have contributed to the reported event include: use of excessive force during insertion which can cause failure of the suture anchor or insertion device.A two-finger ao technique should be used to insert the anchor.There were no indications that would suggest that the device did not meet product specifications upon release into distribution.This investigation could not identify any evidence of product contribution to the reported complaint.
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