Manufacturing review: the device history record (dhr) could not be performed as the lot number is unknown.Investigation summary: the device was not returned.Images were not provided.Medical records were provided and reviewed.On an unspecified date, ct scan revealed that the filter struts perforating the venacava wall.During retrieval, it was noted that there was one bent strut but no evidence of strut fracture the significantly tilted filter was successfully retrieved through the right internal jugular vein access.Therefore, the investigation is confirmed for the filter tilt, perforation of the ivc wall and material deformation.Based upon the available information in medical record, 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 placed in a patient in conjunction with trauma situation/motor vehicle accident.At some time post filter deployment, it was alleged that the filter tilted, struts perforated into organs and embedded in wall of the ivc.The device was removed percutaneously.The patient reportedly experienced abdominal pain; however the current status of the patient is unknown.
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