A visual inspection was performed on the returned device.The reported balloon rupture was confirmed; however, the reported tip separation could not be confirmed.The reported difficulty removing the guidewire could not be replicated in a testing environment due to the condition of the returned device.A review of the lot history record revealed no manufacturing nonconformities that would have contributed to this complaint.Additionally, a review of the complaint history identified no other similar incidents and/or complaints from this lot.It was reported that the balloon was not soaked prior to use.It should be noted that the coronary dilatation catheters (cdc), nc trek rx, global, instruction for use (ifu) states: submerge the balloon in sterile heparinized normal saline during balloon preparation, to activate the coating.In this case, it is unknown if the violation of the ifu caused or contributed to the reported complaint.The investigation was unable to determine a conclusive cause for the reported balloon rupture, difficulty removing the device or tip separation.There is no indication of a product quality issue with respects to the design, manufacture, or labeling of the device.
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