Manufacturing review: the lot number has been provided and the lot device history records have been reviewed.The lot met all release criteria.There was nothing found to indicate there was a manufacturing related cause for this event.This is the only complaint reported for this lot number and issue to date.Investigation summary: the device was not returned for evaluation.Images were not provided for review.Medical records were provided and reviewed.There was no specific deficiency alleged in the provided medical records.Therefore, the investigation is inconclusive as no objective evidence has been provided to confirm any alleged deficiency with the filter.Based upon the available information, the definitive root cause is unknown.Labeling review: the current ifu (instructions for use) states: potential complications: procedures requiring percutaneous interventional techniques should not be attempted by physicians unfamiliar with the possible complications.Complications may occur at any time during or after the procedure.Possible complications include, but are not limited to, the following: acute or recurrent pulmonary embolism.This has been reported despite filter usage.It is not known if thrombi passed through the filter, or originated from superior or collateral vessels.Caval thrombosis/occlusion.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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