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It was reported that a flexor ansel guiding sheath was used to treat a superficial femoral artery (sfa).Contralateral approach was gained from the groin.After insertion of a 4fr.Short sheath, the physician attempted to insert the device into the patient.It could not be inserted into the vessel resulting in damage (fray) to the dilator tip.As a result, it was replaced with another manufacturer's product and the procedure was completed successfully.There have been no adverse effects to the patient reported.
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Investigation - evaluation: a review of the complaint history, device history record, instructions for use (ifu), manufacturing instructions, and quality control data was conducted during the investigation.The complaint device was not returned; therefore no physical examination could be performed.However, a document-based investigation was performed.There is no evidence to suggest the finished product was not made to specifications.Review of the device history record of the finished product shows no nonconforming events that would contribute to this failure mode.There were no other reported complaints for this lot number.A representative flexor ansel guiding sheath from lot# 7452324 was evaluated.The distal tip appeared to be slightly compressed.Transition is smooth between the sheath and dilator.The curve laid 4 mm outside the tolerance marks.But this is not tell us as to whether the device was built out of spec or not, since the device is 100% inspected for distal tip and curve attributes.It should also be noted that the device had been shipped/handled multiple times which could have caused the curve deformation and distal tip compression.Based on the information provided, no product returned, and the results of our investigation; a definitive root cause could not be determined.Per the quality engineering risk assessment, no further action is required.Appropriate personnel have been notified and monitoring will continue to be performed for similar complaints.
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