(b)(4).During processing of this complaint, attempts were made to obtain complete event, patient and device information.Evaluation summary: the device was returned for analysis.The reported shaft kink was able to be confirmed and a hypotube shaft separation was noted.The reported physical property issue (fragility) was unable to be confirmed.The reported failure to advance was unable to be replicated in a testing environment as it was based on operational circumstances.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.The investigation determined the reported difficulties appear to be related to circumstances of the procedure.There is no indication of a product quality issue with respect to manufacture, design or labeling.The xience prox device is currently not commercially available in the u.S; however, it is similar to a device sold in the us.
|
It was reported that the procedure was to treat a moderately calcified, de novo lesion in the moderately tortuous mid left anterior descending (lad) coronary artery.While advancing a 2.75 x 18 mm rx xience pro x drug-eluting stent (des) system into the mid lad, the rx xience pro x failed to cross the calcified lesion due to patient anatomy and the proximal shaft kinked.No unusual force was applied.The device was withdrawn without difficulty.There was no visible damage to the stent itself.Reportedly, this rx xience pro x delivery system seems fragile.There were no adverse patient effects and no occurrence of a clinically significant delay.The target lesion was treated with another unspecified stent.No additional information was requested.The 2.75 x 18 mm rx xience pro x drug-eluting stent (des) system was received by the abbott vascular returned goods lab with a hypotube separation.Additional information received indicated that the site was not aware of the hypotube separation.
|