It was reported that during use of the device for a cardiopulmonary bypass procedure, the speed knob on the roller pump spun too easy.The device was not changed out, as the worn apm seal did not affect functionality of the roller pump, so customer continued to use.The surgical procedure was completed successfully.There were no delays, no blood loss, or no adverse consequences to the patient.
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Per the field service representative (fsr), this is a wear issue of the arm seal.Fsr installed a new apm seal to resolve reported issue.He also downloaded the data logs for evaluation.The unit operated to manufacturer specifications and was returned to clinical use.The suspect apm seal was returned to the manufacturer for further evaluation.The reported complaint was confirmed.Replacement of seal provided increased resistance.There is no specification for resistance.If additional information becomes available on this complaint that would alter the facts and/or conclusion, a supplemental report will be filed accordingly.
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