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H10: manufacturing review: the device history records have been reviewed and this lot met all release criteria.There was nothing found to indicate there was a manufacturing related cause for this event.Investigation summary: one ultrascore 014 was returned for evaluation.Kinks and bunching were noted to the balloon.Kinks were also noted to the distal end of the balloon.A hole was identified in the catheter shaft.The guidewire protruded through the catheter shaft at the distal end.Bunching was noted to the inner guidewire lumen.Additionally, a compound rupture was noted to the balloon from the distal tip.Due to the presence of hole, functional testing could not be performed.No further testing was performed.Therefore, the investigation is inconclusive for the reported guidewire removal difficulty as functional testing could not be performed.However, the investigation is confirmed for the identified material hole and material deformation as a hole and bunching were noted to the balloon.Also, the investigation is confirmed for the identified balloon rupture as a compound rupture was noted to the balloon.A definitive root cause for the reported guidewire removal difficulty, identified material hole, material deformation and compound balloon rupture 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.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.
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