Results: a pipe cleaner was inserted into the vacuum inlet and revealed blood inside the device.Conclusions: evaluation of the returned pump max revealed there was blood present inside the pump.This was likely a result of incorrectly connecting the aspiration tubing directly to the pump max vacuum inlet rather than the canister supplied by penumbra.This likely allowed blood to enter the pump assembly.Penumbra pumps are visually inspected and functionally tested during incoming quality inspection.The manufacturing records for this lot were reviewed and did not reveal any outstanding discrepancies, design, or quality concerns.
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The patient was undergoing a thrombectomy procedure using a penumbra system aspiration pump max 220 (pump max).During the procedure, the hospital staff noticed that blood was leaking from the back of the pump max and it was found that the aspiration tubing (tubing) had been disconnected, causing blood to be aspirated into the body of the pump max.The physician was able to complete the procedure using the same pump max.There was no report of an adverse effect to the patient.
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