The product was not returned for evaluation.Without the return of the device, the root cause of the problem cannot be determined.The product lot number was not provided, therefore, the manufacturing records could not be reviewed.This report is associated with mfr report numbers: 3005168196-2018-01277.The hospital discarded the device.
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The patient was undergoing a thrombectomy procedure in the middle cerebral artery (mca) using a penumbra system 3max reperfusion catheter (3maxc).During the procedure, the physician felt resistance while retracting the 3maxc within a neuron max 6f 088 long sheath (neuron max) and, consequently, the 3maxc broke and began to unravel within the patient.The physician was able to fully retract and remove the 3maxc, and the procedure ended at this point.Upon removal of the neuron max, the physician saw that it was kinked.There was no report of an adverse effect to the patient.
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