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Blank fields on this form indicate the information is unknown or unavailable.Non-healthcare professional.Investigation: it has not been possible to further investigate or evaluate this alleged event based on the limited information and/or no device failure provided to date.Catalog number and lot number are unknown, however, the alleged tulip is manufactured and inspected according to specifications.No evidence to suggest that this device was not manufactured according to specifications and nothing indicates that the filter did not perform as intended, e.G.Intended for the prevention of recurrent pulmonary embolism (pe) via placement in the vena cava.Cook will reopen its investigation if further information is received warranting supplementation in accordance with 21 c.F.R.803.56.This report includes information known at this time.A follow-up medwatch report will be submitted if additional relevant information becomes available.
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Blank fields on this form indicate the information is unknown, unavailable, or unchanged.Additional information: investigation investigation is reopened due to additional information provided.The reported allegations have been further investigated based on the information provided to date.The following allegations have been investigated: vena cava (vc) perforation, tilt, migration, anxiety, worry.Filter interacts with ivc wall, e.G.Penetration/perforation/embedment.This may be either symptomatic or asymptomatic.Potential causes may include improper deployment; and (or) excessive force or manipulations near an in-situ filter (e.G., a surgical or endovascular procedure in the vicinity of a filter).Potential adverse events that may occur include, but are not limited to, the following: trauma to adjacent structures, vascular trauma, vena cava perforation, vena cava penetration.Filter or filter fragment migration and (or) embolization (e.G., movement to the heart or lungs) has been reported.Filter or filter fragment movement has occurred in both the cranial and caudal direction and may be either symptomatic or asymptomatic.Potential causes may include filter placement in ivcs with diameters smaller or larger than those specified in these instructions for use; improper deployment; deployment into thrombus; dislodgement due to large thrombus burdens; and (or) excessive force or manipulations near an in situ filter (e.G., a surgical or endovascular procedure in the vicinity of a filter).Potential adverse events that may occur include, but are not limited to, the following: filter migration, trauma to adjacent structures.Filter tilt has been reported.Potential causes may include filter placement in ivcs with diameters larger than those specified in these instructions for use; improper deployment; manipulations near an implanted filter (e.G., a surgical or endovascular procedure in the vicinity of a filter); and (or) a failed retrieval attempt.Excessive filter tilt may contribute to difficult or failed retrieval; vena cava wall penetration/perforation; and (or) result in loss of filter efficiency.Potential adverse events that may occur include, but are not limited to, the following: unacceptable filter tilt.Unknown if the reported anxiety and worry are directly related to the filter and unable to identify a corresponding failure mode at this point in time.20 devices in lot.No relevant notes on wo (work order) for neither device or lot number.No other complaints on lot.Product is manufactured and inspected according to specifications.No evidence to suggest that this device was not manufactured according to specifications, and nothing indicates that the filter did not perform as intended, e.G.Intended for the prevention of recurrent pulmonary embolism (pe) via placement in the vena cava.Cook will reopen its investigation if further information is received warranting supplementation in accordance with 21 c.F.R.803.56.This report includes information known at this time.A follow-up medwatch report will be submitted if additional relevant information becomes available.This report is required by the fda under 21 cfr part 803.This report is based on unconfirmed information submitted by others.Neither the submission of this report nor any statement made in it is intended to be an admission that any cook device is defective or malfunctioned, that a death or serious injury occurred, or that any cook device caused or contributed to, or is likely to cause or contribute to a death or serious injury if a malfunction occurred.
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Patient allegedly received an implant on (b)(6) 2015 via the right internal jugular vein due to pulmonary embolism (pe) with evidence of right heart strain.Patient is alleging vena cava perforation.The patient further alleges anxiety and worry."multiple prongs of the ivc filter implanted in my body have perforated my ivc.One prong is abutting my inferior endplate of l3, a second prong is abutting my transverse duodenum.I live with the anxiety of having a filter that could fail further at any time, but that cannot be retrieved without a serious surgery.I am worried because my filter has perforated outside of vena cava abutting other organs." implant report: "the inferior vena cava is widely patent and is of normal caliber.There is no evidence of thrombus or other obvious abnormality.Following positioning and deployment of the gunther tulip filter, there is no evidence of caval perforation or filter migration.There is moderate canting of the filter to the patient's right side." ct implant report: " caval perforation: yes grade 3perfoartion of 7 o'clock strut to abut interior endplate of le.Grade3 perforation of 12o'clock strut to abut transverse duodenum.Grade 2 perforation of 3 o'clock strut 0.31cm.Tilt: yes.12.44 degrees of sagittal and 6.55 degrees of coronal tilt.Apex of filter touches right paramedian anterior wall of ivc.Migration: yes.Apex of filter approximately 1.0 cm below the left renal vein confluence.No definite fracture or missing struts.No ivc stenosis." implant report: "there is moderate canting of the filter to the patient's right side.".
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