It was reported that the armada was prepared according to the device instructions for use.It was advanced to the shuntogram in the non-calcified brachial artery.The resistance encountered during advancement to the lesion was not out of the ordinary.During the first inflation, using an inflation device, there was an audible pop between nominal and rated burst pressure.Although the physician appreciates that balloon ruptures occur, he was concerned in this case because the tip separated from the balloon as seen on fluoroscopy.The armada was removed from the anatomy, followed by the tip when the guidewire was removed.There were no pieces of the device left in the patient.There were no adverse patient effects and no clinically significant delay in the procedure.There was no additional information provided.
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(b)(4).The device was returned for analysis.The reported balloon rupture and separation were confirmed.The reported resistance and noise heard during rupture could not be confirmed as they were based on circumstances of the procedure.Based on a visual inspection and sem (scanning electron microscopy) analysis of the returned device, there is no indication of a product deficiency.A review of the lot history record revealed no non-conformances that would have contributed to the reported event.A query of the electronic complaint handling database revealed no other incidents for balloon rupture, separation, resistance, or noise reported from this lot.Based on the reviewed information, no product deficiency was identified.Evaluation summary: the reported balloon rupture and separation were confirmed.The reported resistance and noise heard during rupture could not be confirmed as they were based on circumstances of the procedure.Based on a visual inspection and sem (scanning electron microscopy) analysis of the returned device, there is no indication of a product deficiency.A review of the lot history record revealed no non-conformances that would have contributed to the reported event.A query of the electronic complaint handling database revealed no other incidents for balloon rupture, separation, resistance, or noise from this lot.Based on the reviewed information, no product deficiency was identified.
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