It was reported that the procedure was to treat a lesion in the mildly tortuous, heavily calcified mid left anterior (lad) coronary artery.A balance middleweight (bmw) guide wire was advanced to the lesion and crossed.A non-abbott cutting balloon catheter was advanced to the lesion with some difficulty and after use was removed from the anatomy with no issues noted.A 3.50 x 12 mm xience xpedition stent delivery system (sds) was advanced over the bmw guide wire in the non-abbott 6f guiding catheter (gc) and near the distal end of the gc the sds met resistance and would not advance any further on the bmw guide wire.The sds could not be retracted over the bmw guide wire, therefore the sds, bmw guide wire and gc were removed from the anatomy as one unit.It was suspected that bmw guide wire may have been damaged and the sds became stuck on it.A new unspecified guiding catheter, unspecified guide wire and another 3.5 x 12 mm xpedition sds were used to successfully complete the procedure.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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(b)(4).Unique device identifier (udi): in the absence of reported part and lot#, udi can not be provided.The device was returned for analysis.Visual, dimensional, and functional inspections were performed on the returned device.The difficult to position and remove the sds were confirmed.The investigation determined the reported difficulties appear to be related to circumstances of the procedure.A review of the lot history record and complaint history of the reported device could not be conducted because the part and lot numbers were not provided.Based on the information reviewed, there is no indication of a product quality issue with respect to the design, manufacture, or labeling of the device.
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