The patient was undergoing a thrombectomy procedure in the iliac vein using a penumbra system aspiration pump max 110 (pump max).During the procedure, the maximum vacuum pressure that the pump max generated was -22 mmhg.It was reported that this was not enough vacuum pressure to aspirate the thrombus; therefore, the pump max was disconnected.It was also reported that the pump max emitted a burning smell.The procedure was completed using a new pump max.There was no report of an adverse effect to the patient.
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Additional information was added to: section e.Box 1: first name and postal code (zip).Results: the pump max was plugged in and powered on.The pump max was able to achieve a maximum vacuum pressure of -25in.Hg on the pump max gauge and the calibrated gauge.The pump max was powered on for 30 minutes and no burning smell was observed.Conclusions: evaluation of the returned pump max revealed a functional device.During the functional test, the pump max was plugged in and powered on.The pump max was able to achieve a vacuum pressure within specification.Therefore, the root cause of the reported complaint could not be determined.Penumbra pumps are functionally tested during incoming inspection by quality.The manufacturing records for this lot were reviewed and did not reveal any outstanding discrepancies, design, or quality concerns.
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