The patient was undergoing a thrombectomy procedure in the left internal carotid artery (ica) and the m1 segment of the middle cerebral artery (mca) using a penumbra engine (engine) and a penumbra engine canister (canister).Upon completion of the first pass, the technician reported that the engine was not reaching full vacuum and that only three indicator lights were illuminating.The devices were then removed from the patient.Subsequently, the technician performed an angiogram and found that the thrombus had been successfully aspirated.Therefore, the procedure was successfully completed.After the patient left, the penumbra sales representative tested the engine several times using a new canister and reported that the four indicator lights illuminated after 39 seconds, 28 seconds, 31 seconds, and 30 seconds, respectively.
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Please note that the device associated with this complaint was expected to be returned; however, additional information received from the penumbra sales representative indicated that the device is longer available for return as the device was working and retained by the hospital.Therefore, without the return of the device, the root cause of the problem cannot be determined.The manufacturing records for this lot were reviewed and did not reveal any outstanding discrepancies, design, or quality concerns.This report is associated with mfr report number: 3005168196-2019-01624.
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