H10: manufacturing review: a manufacturing review was not required as this is the only complaint reported to date for this product and lot.Investigation summary: one conquest pta dilatation catheter was returned for evaluation.Unraveled fibers and peeled pebax were noted at the proximal end of the balloon.No specific anomalies were noted on the returned device during the visual evaluation.On functional testing, the balloon was inflated with an in-house presto inflation device.Water was leaking from the balloon; further, the balloon was stripped, and under microscopic observations, a longitudinal rupture was noted in the balloon.No other functional testing was done.One photo was reviewed.The photo was of the balloon catheter coiled within a plastic bag and the balloon appeared in deflated condition.No other specific anomalies and no objective evidence of balloon rupture are noted in the submitted photo.However, during sample analysis of the returned device, unraveled fibers and peeled pebax were noted at the distal end of the balloon during the visual evaluation and during the microscopic observation, a longitudinal balloon rupture was noted.Therefore, the investigation is confirmed for the reported balloon rupture and also confirmed for the identified unraveled fibers and peeled pebax.A definitive root cause for the reported balloon rupture, identified unraveled fibers and peeled pebax could not be determined based upon the provided information.Labeling review: as the reported event did not allege a labeling or use related issue, a labeling review is not required.H10: d4 (expiration date: 01/2025) h11: section a through f ¿ the information provided by bd represents all the known information at this time.Despite good faith efforts to obtain additional information, the complainant/reporter was unable or unwilling to provide any further patient, product, or procedural details to bd.H3 other text : see h10.
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