It was reported the procedure was to treat a de novo lesion with no tortuosity and heavy calcification in the superficial femoral artery.Pre-dilatation was performed with a 6 mm balloon and the supera was advanced to the lesion.Under fluoroscopy, the deployment lock was unlocked and the thumbslide was advanced to the most distal position on the handle; however, the stent partially deployed and was not fully implanted before the catheter was withdrawn.When the device was withdrawn from the patients anatomy, the stent was removed as well with the device.Another device was used to complete the procedure.There was no adverse patient effect and there was no clinically significant delay in the procedure.No additional information was provided.
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(b)(4).The device was returned for evaluation and the reported deployment issue was not able to be confirmed as the stent had already been deployed.Based on visual analysis of the returned device, there is no indication of an issue/observation caused by, or related to the design, manufacture, or labeling of the device.A conclusive cause for the reported deployment difficulty could not be determined.There was additional damage to the device which was due to operational context.A review of the lot history record revealed no non-conformances that would have contributed to this event.A query of the electronic complaint handling database revealed no other incidents reported from this lot.Based on the information reviewed, there is no indication the issue was caused by, or related to the design, manufacture or labeling of the device.
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