The device lot number is unknown; therefore, a search for non-conformances associated with the reported part/lot number combination could not be performed.The device was implanted in the patient and not returned to the manufacturer for analysis.Additionally, procedural images were not provided; therefore, the reported event cannot be confirmed.The instructions for use identifies aneurysm perforation as complication associated with use of the device.
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As reported through the article titled, "web device for treatment of posterior communicating artery aneurysms", at last follow up (mean follow up time ranged from 5-17 months), three (3) patient's that had been treated for their ruptured aneurysms with a web device (sls or sl) demonstrated recanalization with incomplete occlusion.Two of these were subsequently subjected to further treatment by means of flow diversion.
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