H10: the lot number for the device was provided, therefore a lot history review will be performed.The device was not returned, however, medical records were provided for review.The investigation is confirmed for filter tilt, material deformation and retrieval difficulties.A root cause has not been determined.The device is labeled for single use.H11:section a through f - the information provided by bd 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 bd.
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