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Upon receipt of the sample, visual examination was performed over the entire length of the catheter and no damage was evident.Functional testing determined the balloon was unable to be inflated due to a material rupture in the middle of the balloon.Under magnification, the material rupture was a hole with material overflapping outwardly, which is associated with an object of unknown origin piercing the middle of the balloon.Although requested, it is unknown if the pathway to the target lesion or the lesion itself was calcified or tortuous.A lot history review revealed this is the only complaint associated with balloon rupture for this lot.A device history record (dhr) review was performed and noted the device was manufactured to specification prior to being released for distribution.There was nothing found to indicate there was a manufacturing related cause for this event.Although requested, patient demographics were unknown at the time of this report.Returned product analysis confirmed the material rupture was related to an object of unknown origin piercing the middle of the balloon.There was nothing found to indicate there was a manufacturing related cause for this event.A definitive root cause for the rupture could not be determined.It is unknown if procedural issues contributed to the reported event.If additional information becomes available, a supplement report will be submitted with all relevant information.The information provided by bard represents all of 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 bard.
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