A device history record review could not be performed as the lot number is unknown.Investigation summary: the device was not returned for evaluation.Medical records were provided and reviewed.Post deployment, computed tomography of the abdomen was revealed the filter was present in the approximately 3 cm below the renal veins.The tip of the filter was canted posteriorly.There are several prongs that extend beyond the confines of the cava up to a distance of approximately 8 mm.The patient experienced epigastric pain since filter placement.Therefore, the investigation is confirmed for the perforation of the inferior vena cava (ivc) and filter tilt.Based on the available information, the definitive root cause is unknown.Labeling review: a review of product labeling documents (e.G.Procedural instructions, indications, warnings, precautions, cautions, possible complications, contraindications, and unit label) showed that the product labeling is adequate.
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It was reported through the litigation process that a vena cava filter was deployed successfully and the reason for the filter deployment was not provided.At some time post filter deployment, it was alleged that the filter tilted and struts perforated.The device has not been removed and there were no reported attempts made to retrieve the filter.The patient reportedly experienced epigastric pain associated with the device implant; however, the current status of the patient is unknown.
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