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Visual, dimensional and functional inspections were performed on the returned device.The reported deflation issue was unable to be confirmed due to the outer member tear.The reported difficulty to remove was unable to be confirmed due to the condition of the balloon.It should be noted that the ifu, pta, armada 35 / armada 35 ll, global, ce, costa rica instructions for use (ifu) states: gentle counterclockwise twisting motion of the balloon may ease withdrawal through the sheath or from the percutaneous entry site.If the balloon cannot be withdrawn through the sheath, withdraw the catheter and sheath as one unit.In this case the reported ifu violation did not cause or contribute to the reported deflation issue for difficulty to remove.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 incidents and/or complaints reported from this lot.There was no damage noted to the bdc during the inspection prior to use which suggests a product quality issue with respect to manufacture, design or labeling did not contribute to the reported difficulties.The investigation determined the reported deflation issues and difficulty to remove appear to be related to operational circumstances of the procedure.There is no indication of a product quality issue with respect to manufacture, design or labeling.
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