The patient was undergoing a thrombectomy procedure in the middle cerebral artery (mca) using a penumbra engine (engine) and penumbra engine canister (canister).During the procedure, while attempting to start aspiration, the physician noticed that the canister would not provide adequate aspiration.It was noted that the engine sounded different and nothing went into the canister; therefore, the canister was removed.The procedure was completed using a new canister and the same engine.There was no report of an adverse effect to the patient.
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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 no longer available for return.Therefore, without the return of the device, the root cause of the problem cannot be determined.Based on this information, corrections were made to: section d.Box 10.Device available for evaluation? (do not send to fda).Section h.Box 3.Reason for non-evaluation.Section h.Box 3.''other'' reason for non-evaluation.The product lot number was not provided, therefore, the manufacturing records could not be reviewed.
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