It was reported that the procedure was to treat a lesion located in the right coronary artery that was both heavily calcified and tortuous.While loading the xience sierra stent delivery system on the guide wire, the guide wire didn't come out the rapid exchange port.The physician kept pushing and it finally came out, but a small piece of plastic came out of where the wire came out.The delivery system was withdrawn and another xience sierra was used to complete the procedure with no delay or adverse patient effects.No additional information was provided.
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A visual, functional and dimensional inspection was performed on the returned device.The reported difficult to advance/position was confirmed.The reported contamination/decontamination problem could not be confirmed during return analysis testing as there was no contaminant present on the device.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 similar incidents from this lot.A conclusive cause for the reported difficult to advance/position could not be determined.A conclusive cause for the reported contamination/decontamination problem could not be confirmed.There is no indication of a product quality issue with respect to the design, manufacture or labeling of the device.
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