The device was not returned for analysis.A review of the lot history record identified no manufacturing nonconformities issued to the reported lot that would have contributed to this event.Additionally, a review of the complaint history identified no indication of a lot specific product quality issue.Based on the information provided, the reported difficulty appears to be due to the circumstances of the procedure.It is likely that the patient's anatomical condition or use techniques employed caused an inadvertent kink on the wire which could result in the reported difficulty advancing the catheter, and subsequent difficulty removing the catheter.There is no indication of a product quality issue with respect to the design, manufacture, or labeling of the device.
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It was reported that the procedure was to treat a lesion in an unknown artery without calcification.The dragonfly optis imaging catheter was used and worked the first time to perform the scan.However, when it was used again, the device had a hard time advancing over the wire and was unable to cross.It was noted that the wire was kinked.The dragonfly was difficult to remove from the guide wire, therefore, the guide wire and catheter were removed together.There was no adverse patient effect and there was no clinically significant delay in the procedure.A new guide wire and new dragonfly were successfully used to complete the procedure.No additional information was provided.
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