After further clinical review of this event with bard's medical department, this event was reassessed and determined to be mdr reportable as a malfunction pursuant to 21 cfr part 803.A manufacturing review could not be performed, as the lot number is unknown.The marker was not returned for evaluation.Based on the results of the image review, the complaint investigation is inconclusive.It is unknown if patient and/or procedural issues contributed to the reported event.Based on the available information, the definitive root cause is unknown.Eleven mammogram images were reviewed and no labeling or text annotations identifying anatomical projections or the time the images were taken are displayed on the images; therefore, no comparison between any images can be made.Based on the images provided, marker migration cannot be confirmed.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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