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The reported event was inconclusive because no sample was available for evaluation and further investigation did not result in any additional findings.Although an exact root cause could not be identified, the potential root cause for this type of failure could be ¿incorrect operation".However, there was insufficient information to confirm this potential root cause.The lot number was unknown; therefore, the device history record could not be reviewed.A labeling review was not performed because labeling could not have prevented the reported failure.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.H3 other text : device was not returned.
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