(b)(4).The actual device involved in the reported incident was not returned for evaluation.Without the actual sample, a thorough evaluation could not be performed and no specific conclusions can be drawn.While no specific conclusion can be drawn, incidents of this nature can occur when a catheter becomes lodged between rigid body structures and is stretched beyond its design capabilities; or if the catheter is withdrawn or partially withdrawn through the needle, thereby shearing the catheter.Per the instructions for use (ifu) for the reported product catalog number, "caution: do not withdraw catheter through needle because of the possible danger of shearing." review of the discrepancy management system database performed for the reported lot number did not reveal any abnormalities or nonconformances of this nature.No adverse quality trends of this nature were identified during the complaint review process for the reported catalog number or involved catheter material number.There were no other reports of this nature against the reported lot number.If additional pertinent information becomes available or if the physical sample is received for evaluation, a follow-up report will be filed.
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As reported by the user facility: reports epidural was placed; when trying to back out the catheter in laboring patient, the catheter started unraveling.At the time, a second catheter was then placed.The patient underwent surgery on (b)(6) 2015 to remove the broken catheter fragment.
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