Visual and functional inspections were performed on the returned device.The reported inflation issue was confirmed.A review of the lot history record revealed no manufacturing nonconformities that would have contributed to this complaint.Additionally, a review of the complaint history identified no other similar incidents and/or complaints from this lot.The investigation was unable to determine a conclusive cause for the reported complaint.However, return analysis noted the bdc was returned in a used like state with a pinhole rupture on the balloon.In this case, it is likely that the noted balloon rupture resulted in the reported inflation issue; however, a conclusive cause for the noted balloon rupture could not be determined.Balloon material ruptures can be affected by numerous factors including, but not limited to, balloon damage during processing of the balloon material, materials, inflation technique, and interactions with other devices or lesion calcification.There is no indication of a product quality issue with respect to design, manufacture or labeling of the device.
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