The patient was undergoing a thrombectomy procedure in the right internal carotid artery (ica) using a penumbra system aspiration pump max 220 (pump max).During the procedures, the hospital staff noticed that the pump max was unable to remain powered on unless the power button was held down, and, additionally, it was noticed that the pump max was unable to create adequate suction, even when it remained on.The procedure was therefore completed using a manual syringe.There was no report of an adverse effect to the patients.
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Results: the pump max was plugged in and powered on; however, the power button would not stay depressed.However, the pump was able to reach full vacuum pressure.Conclusions: evaluation of the returned device confirmed that the penumbra system aspiration pump max 220v (pump max) power button would not stay depressed.The pump max was plugged in an attempted to be powered on; however, the power button would not stay depressed.In addition the pump max was able to create adequate vacuum pressure, while the power button was held down.The root cause of the button not remaining depressed could not be determined.Penumbra pumps are visually inspected and functionally tested during incoming inspection by quality.Update on 23 aug 2017 for the supplier revealed that the received condition of the pump max housing (i.E.Crack located on the top housing, missing power button cover) indicates that the power button could have been contributed to the pump being mishandled (dropped), thus causing the power button to be nonfunctional.The manufacturing records for this lot were reviewed and did not reveal any outstanding discrepancies, design, or quality concerns.
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