It was reported through the litigation process that a vena cava filter was placed in a patient after being diagnosed with deep vein thrombosis/pulmonary embolism.At some time post filter deployment, it was alleged that the filter migrated, tilted and struts perforated into organs.The device has not been removed and there were no reported attempts made to retrieve the filter.The patient reportedly experienced abdominal pain; however, the current status of the patient is unknown.
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It was reported through the litigation process that a vena cava filter was placed in a patient after being diagnosed with deep vein thrombosis/pulmonary embolism.At some time post filter deployment, it was alleged that the filter migrated, tilted and struts perforated into organs.The device has not been removed and there were no reported attempts made to retrieve the filter.The patient reportedly experienced abdominal pain; however, the current status of the patient is unknown.
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H10: manufacturing review: 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.Approximately nine years and nine months later, computed tomography (ct) revealed that an inferior vena cava filter in appropriate position inferior to the renal veins.No inferior vena cava filter tilt was noted.No strut fracture was noted.There was an anterior strut perforating approximately 3 mm beyond the anterior inferior vena cava and contacting the duodenum.There was an anteromedial strut perforating approximately 4 mm.There was a medial strut perforating approximately 4 mm extending between the posterior aorta and anterior vertebral body.There were three posterolateral struts perforating approximately 4 to 5 mm along the lateral aspect of the vertebral body.There was an anterolateral strut perforating 3 mm and contacting the duodenum.Therefore, the investigation is confirmed for alleged perforation of the inferior vena cava (ivc).However, the investigation is inconclusive for alleged filter migration and filter tilt.Based upon 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.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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