The following were reviewed as part of this investigation: patient severity, applicable previous investigation(s), sample analysis, applicable fmea documents, applicable manufacturing records, and labeling.Based on a review of this information, the following was concluded: the complaint of a frayed guidewire is confirmed but the exact cause could not be determined from the photo sample provided.One photo sample of a guidewire was returned for investigation.The distal end of the guidewire was observed to be unraveled.The location at which the coil wire was severed and the presence of the distal weld tip being intact could not be clearly determined.Based on the photo sample provided, possible contributing factors include retraction against resistance and retraction against the needle bevel.Since the guidewire in the photo was observed to be frayed, the complaint is confirmed.The product instructions for use (ifu) cautions, ¿caution: if the guidewire must be withdrawn while the needle is inserted, remove both the needle and wire as a unit to prevent the needle from damaging or shearing the guidewire.¿ a lot history review (lhr) of redv1289 showed no other similar product complaint(s) from this lot number.
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