(b)(4).Concomitant medical products: guide wire: runthrough, sion blue, guide cath: al1.0 , other: guideliner.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 from this lot.Based on the information reviewed, there is no indication of a product quality issue.The investigation was unable to determine a conclusive cause for the reported complaints.
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The procedure was to treat a 99% stenosed, eccentric de novo lesion in the mid left anterior descending (lad) coronary artery.Due to heavy tortuosity and heavy calcification, a non-abbott child catheter was used the deliver the devices.During advancement of the 3.00 x15 mm nc trek balloon dilatation catheter (bdc) along the non-abbott child catheter, heavy resistance between the two was felt.Resistance was also felt while attempting to remove the bdc from the child catheter.Therefore; both the bdc and the child catheter were removed together and replaced.A new 3.00 x15 mm nc trek bdc was advanced to the lesion along a new non-abbott child catheter without issue.The procedure was completed successfully.There was no reported clinically significant delay in the procedure.There was no reported adverse patient sequela.No additional information was provided.
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