The product was not returned for evaluation.From the information provided, there is no indication that there was any device malfunction, nonconformance, or misuse that contributed to the reported event.Potential adverse events in the labeling with the penumbra system include, but are not limited to, dissection, hematoma or hemorrhage at the site, inability to completely remove thrombus, intracranial hemorrhage, vessel spasm, thrombosis, ischemia, including death.The product lot number was not provided, therefore, the manufacturing records could not be reviewed.
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The patient was undergoing a thrombectomy procedure in the m1 and m2 segment of the middle cerebral artery (mca) using a penumbra system jet 7 reperfusion catheter (jet7), penumbra system 5max reperfusion catheter (5maxc), and penumbra system 3max reperfusion catheter (3maxc).During the procedure, the physician made multiple passes with the 5maxc to clear the m2.The physician was using the jet7 to clear the m1; however, when a contrast injection run was performed, a dissection was noted in the carotid.No additional information regarding the completion of the procedure was provided.It was reported the patient had one sided paralysis and is in rehab.
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