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Visual inspection, functional testing, and sem analysis were performed on the returned device.The reported inflation issue was confirmed.Production record and corrective and preventative actions (capa) reviews were performed and revealed no indication of a product quality issue.Additionally, a review of the complaint history identified no other similar complaints from this lot.It was reported that the device was not prepared (air aspiration) outside the anatomy.It should be noted that the percutaneous transluminal angioplasty (pta) armada 35 / armada 35 ll, global, instruction for use indicates to perform the steps to remove all air and verify the integrity of the pta catheter.Leave the catheter under negative pressure until the balloon is at the target lesion site.Then the device can be introduced the device into the vascular system.The balloon was ultimately sent to the scanning electron microscopy (sem) lab for further analysis.The sem report determined the leakage at the proximal end of the luer, at the guidewire port, may be attributed to mechanical damage.The leak area was on the outer surface of the guidewire lumen, near the opening of the inflation lumen of the dual lumen shaft.Mechanical damage was documented at the leak edge.Based on the reported information and the observations from the returned analysis, a definitive cause for the reported inflation issue could not be determined.Sem analysis determined the leakage at the proximal end of the luer, at the guidewire port, may be attributed to mechanical damage.Mechanical damage was documented at the leak edge.In this case, it is possible that the noted damage resulted from interaction with the guide wire during loading and/or inadvertent manipulation of the guide wire in the device; however, a conclusive cause cannot be determined.There is no indication of a product quality issue with respect to the design, manufacture, or labeling of the device.
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