Manufacturing review: a lot history review was performed.This is the only complaint to date for this lot number.Therefore, a device history record review is not required.Investigation summary: the device was not returned for evaluation.Medical records were provided and reviewed.Approximately five years and six months later of post filter deployment a computed tomography show the filter was unchanged inferior vena cava filter with distal struts extended toward the l3 vertebral body.Therefore, the investigation is confirmed for perforation of inferior vena cava (ivc).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: 01/2015).
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