(b)(4).Catalog# igtcfs-65-1-uni-celect-pt (b)(4).Summary of investigational findings: evaluation is based on the description and the investigation on the returned blue sheath.The blue sheath is returned for investigation; "a penetration located approx.12 mm from the distal end of the sheath.Several kinks/bends of the sheath are found in the area approx.7 cm from the distal end.Furthermore, there are two kinks, which presumable are from advancement of the filter introducer into the sheath.It is most likely that the penetration is due to the tortuous anatomy noted in the event description".The root cause for the advancement difficulties is most likely the reported tortuous anatomy.Under normal conditions the sheath is strong enough to accomplish the procedure, but it may kink if advanced through e.G.Tortuous anatomy and the filter may be prone to exit the sheath wall if advanced through a kinked sheath.Reference is made to the ifu: "warning: excessive force should not be exerted to advance the filter through the delivery system." there is found no evidence to suggest that this device was not manufactured according to specifications.Cook medical will continue to monitor for similar events.
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Description of event according to complainant: during an ivc filter placement, the physician felt resistance trying to advance filter in sheath.Retrieved the sheath and opened another filter.The physician could not use the left femoral artery due to trauma.Used the right femoral approach and anatomy was tortuous.Patient outcome: the patient did not require any additional procedures due to this occurrence.According to the initial reporter, the patient did not experience any adverse effects due to this occurrence.
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