A user facility reported a patient death during an acute hemodialysis treatment.Per event follow up with clinic manager, this patient was not a dialysis patient and was receiving emergency hemodialysis due to acute kidney failure.The patient's dialysate flow rate was 300 ml with a blood flow rate of 250 ml.The patient had a temporary catheterization placed a day prior to this event occurring.The clinic manager alleged the patient had received a retro peritoneal tear due to the temporary catheterization, which led to internal bleeding.Additional blood was ordered and the doctor prescribed plavix.Hemodialysis commenced and a blood transfusion was initiated about 1.5 hours into treatment.At this point in time, the patient was reported unresponsive.The blood was rinsed back and cardiopulmonary resuscitation (cpr) was initiated by emergency response personnel.No external blood leak was observed.The patient was unable to be resuscitated and expired.The hemodialysis machine was pulled for evaluation and the facility's biomedical technician confirmed failure of functional testing in regards to negative stabilization pressure.The deaeration pressure was calibrated to resolve the issue.No alarms or machine malfunctions reported during treatment.The unit remains at the user facility.The dialyzer and bloodline are not available for evaluation by the manufacturer as both were discarded by the user facility.
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Manufacturing investigation: the device was not returned to the manufacturer for physical evaluation, and the lot number was not provided.Therefore, the failure mode cannot be confirmed.A definitive conclusion regarding the complaint incident cannot be reached without a physical examination of the complaint device.A manufacturing review was performed of the products shipped to the dialysis center for the three (3) month time frame which immediately preceded the event occurrence date.This review included the lot numbers for all fresenius blood lines shipped to this account within the selected time frame.A records review was performed on the 11 lots identified.An investigation of the device manufacturing records was conducted by the manufacturer.There were no deviations or non-conformances identified during the manufacturing process which could be associated with the reported event.In addition, the batch record review confirmed the labeling, material, and process controls were within specification.The lots passed all release criteria.A review of the batch production records did not reveal a probable cause for the customer complaint.There were no non-conformances identified that relate to the reported event, and all lots met release criteria.Clinical investigation: the patient medical records were provided by the facility on march 4, 2016.A clinical investigation was performed to identify a causal relationship between the hemodialysis treatment and the adverse event.There is no documentation in the medical record supporting a possible association between the fresenius dialysis products and the event of outcome of death.According to the received medical records, the cause of death was due to severe coronary artery disease, retroperitoneal hematoma, and acute renal failure.
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