H10: manufacturing review: the device history records have been reviewed and this lot met all release criteria.There was nothing found to indicate there was a manufacturing related cause for this event.Investigation summary: the device was not returned for evaluation.Medical records were provided and reviewed.Approximately, four years and four months of post-deployment, computed tomography of abdomen and pelvis without contrast showed that the bard inferior vena cava filter was positioned below the renal veins.Some of the filter struts have penetrated through the wall of the inferior vena cava into the pericaval or mesenteric fat.The filter was tilted to the right with its proximal cone lay on the wall of the inferior vena cava possibly embedded in it.Around, two years and ten months later, computed tomography of abdomen was revealed that an inferior vena cava filter was noted with the filter tip 2.9 cm below the level of the renal veins.There was 25 degrees of angulation/tilt with respect to the long axis of the inferior vena cava and the apex of the filter touched the right lateral wall of the inferior vena cava.One of the struts of the filter perforated the posterior inferior vena cava and contacted the anterior surface of the l3 vertebral body.Possibly 3 other struts perforated the inferior vena cava wall and were within the right aspect of the aortic wall.Therefore, the investigation is confirmed for the perforation of the inferior vena cava(ivc) and filter tilt.The definitive root cause could not be determined based upon available information.Labeling review: a review of product labeling documentation (e.G., procedural instructions, indications, warnings, precautions, cautions, possible complications, contraindications, nursing guide, and unit label) did not find any product labeling inadequacy.H10: d4(expiry date: 02/2015),g3,h6(method).H11: h6(result and conclusion).H11: section a through f ¿ the information provide by bd represents all 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.H3 other text : device not returned.
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