Manufacturing review: a lot history review was performed.This is the only complaint to date for this lot number.Therefore, a device history record (dhr) review is not required.Investigation summary: the device was not returned for evaluation.Medical records were provided and reviewed.Approximately one year post filter deployment, patient presented with chest pain.Subsequent, ct revealed no evidence of pulmonary embolism.Approximately two years later, ct revealed ivc filter in place and one of the spokes of the ivc filter protrudes into the right iliopsoas and also one of the spokes of the ivc filter protrudes into the right renal vein.Therefore, the investigation is confirmed for perforation of the ivc.However, the investigation is inconclusive for filter migration and filter limb detachment.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.(expiry date:04/2016).
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It was reported through the litigation process that a vena cava filter was placed in a patient due to gunshot wound.At some time post filter deployment, it was alleged that the filter detached, migrated to the heart, and struts perforated into the organs.The device has not been removed and there were no reported attempts made to retrieve the filter.It was further reported that the detached struts retained in abdomen.The current status of the patient is unknown.
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