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 ultraverse rx pta dilatation catheter has been received for the evaluation.On the visual evaluation, the sample was noted bloody and a twist was noted at the inner guidewire lumen at the distal end of the balloon and no bend was noted at the catheter shaft.The guidewire needle was returned and no bend was noted, no other anomalies were noted to the sample.On the functional evaluation, the balloon was inflated using an in-house presto inflation device and the balloon was able to maintain the shape and pressure at 8 atm.Then the pressure was raised to 15atm and this time the shape was noted to be uniform through out but the balloon was found to be curvy upon inflation.On further the balloon was deflated and the inner guidewire lumen was straight and no bends was noted.No other functional testing was performed.Therefore the investigation for the reported material twist and material deformation was confirmed as the balloon was noted to be twisted and deformed during the sample evaluation.A definitive root cause for the reported material twist and the material deformation could not be determined based upon the provided information.Labeling review: the review of the instructions for use, indications, warnings, precautions, cautions, possible complications, and contraindications showed that the product labeling is adequate.H10: d4 (expiry date: 06/2023), g3, h6 (method) h11: h6 (result, conclusion) h11: section a through f ¿ the information provide 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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