Results: there was no visible damage to the exterior of the pump.Conclusions: evaluation of the returned device revealed that the pump was fully functional.During functional testing, the pump was plugged in, powered on, and power cycled multiple times.The pump was able to produce fully adjustable vacuum.The root cause of this complaint could not be determined.Penumbra pumps are 100% functionally tested during in-process inspection.The manufacturing records for this lot were reviewed and did not reveal any outstanding discrepancies, design, or quality concerns.
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During preparation for a thrombectomy procedure, the penumbra system aspiration pump max 110v (pump max) was powered on and the motor made a quiet noise; however, no vacuum was produced.The defective pump max was found prior to use and was not used for the procedure.The procedure continued using a new pump max.
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