Clinical conclusion: there is a temporal relationship between the liberty select cycler and the patient event of fluid volume overload and pneumonia with subsequent hospitalization.However, there is no documentation to show a causal relationship between the event and the liberty select cycler.Additionally, there is no allegation of a machine malfunction or deficiency related to the event.Per the pdrn, this patient has continuous issues with fluid overload and was required to transition to hemodialysis as a result.The etiology of the pneumonia is unknown, but could be a result of the patient¿s inability to control fluid volume.The liberty select cycler has been disassociated from this event as there is no evidence of a machine malfunction or of the machine failing to perform as expected in relation to the event.Plant investigation: no parts were returned to the manufacturer for physical evaluation.A records review was performed on the reported serial number.An investigation of the device manufacturing records was conducted by the manufacturer.There were no non-conformances, or any associated rework identified during the manufacturing process which could be related to the reported event.In addition, the device history record (dhr) review confirmed the results of the in-progress and final quality control (qc) testing met all requirements.The investigation into the cause of the reported problem was not able to be confirmed.A definitive conclusion regarding the complaint incident cannot be reached without a physical examination of the complaint device.
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