A further clinical review was performed and identified this event to be mdr reportable pursuant to 21 cfr part 803.A complete manufacturing review could not be performed as the lot number is unknown.The device was returned.The investigation is inconclusive for inflation issues, as the balloon was able to fully inflate; however, the glue bullet was found to be lodged in the outer catheter shaft and blocking the inflation/deflation ports.The investigation is confirmed for a product quality issue, as the glue bullet was found to be improperly formed and lodged within the outer catheter shaft.The root cause for the improperly formed glue bullet is manufacturing related.The root cause for the inflation issues is likely related to the glue bullet becoming lodged within the catheter shaft.The current ifu(instructions for use) states: warnings: when the catheter is exposed to the vascular system, it should be manipulated while under high-quality fluoroscopic observation.Do not advance or retract the catheter unless the balloon is fully deflated.If resistance is met during manipulation, determine the cause of the resistance before proceeding.Applying excessive force to the catheter can result in tip breakage or balloon separation.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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