(b)(4).The device was not returned for evaluation.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 other similar incidents and/or complaints from this lot.It should be noted coronary dilatation catheters (cdc), nc trek rx, global, instruction for use (ifu) specifies: all air must be removed from the balloon and displaced with contrast prior to inserting into the body, otherwise, complications may occur.In this case, it is unknown if the ifu violation caused or contributed to the reported compliant.The investigation was unable to determine a conclusive cause for the reported complaint.There is no indication of a product quality issue with respects to the design, manufacture, or labeling of the device.
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It was reported that the procedure was to treat a 70% stenosed lesion in the mid left anterior descending coronary artery (mlad) with mild calcification and mild tortuosity.The 3.50x12mm nc trek balloon dilatation catheter (bdc) was prepped, air aspirated, in the vessel, then advanced to the target lesion; however, the balloon ruptured during the first inflation for 20 seconds at 18 atmospheres (atm).There was no adverse patient effect and no clinically significant delay reported.A 3.5x20mm non-abbott drug coated balloon (dcb) was used to complete the procedure.No additional information was provided.
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