It was reported that following pre-dilatation, a 3.5x28mm absorb bioresorbable vascular scaffold (bvs) was implanted in the left anterior descending (lad) coronary artery 80% stenosed lesion.There was incomplete stent apposition.Post dilatation was performed with 2 unspecified non-compliant dilatation catheters leading to complete stent apposition.Following, a perforation was noted.Medication was administered and the perforation resolved.An unspecified percutaneous intervention was performed in the right coronary artery (rca) which was deemed unsatisfactory.The patient was transferred to the intensive care unit (icu) without an adverse event post operation.There was no additional information provided.
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(b)(4).The device was not returned for analysis.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 incidents from this lot.The reported patient effects of perforation, as listed in the bioresorbable vascular scaffold (bvs) system, absorb, instructions for use (ifu) is a known adverse event associated with the use of a coronary scaffold in native coronary arteries.Based on the information reviewed, a conclusive cause for the difficult to deploy (malapposition) and patient effect cannot be determined and there is no indication of a product quality issue with respect to manufacture, design or labeling of the device.
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