Plant investigation: the alleged event is not confirmed.The device was not returned to the manufacturing plant for investigation.An investigation of the product history records was conducted by the manufacturer.There were no deviations or non-conformances during the manufacturing process.In addition, the product history review confirmed the labeling, material, and process controls were within specification.
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During routine follow up on an unrelated customer experience the peritoneal dialysis patient contact reported experiencing drain volume issues on (b)(6) 2018.The patient was advised to restart the liberty select cycler.Patient went into drain and drained 5000 ml.Treatment data was assessed for 150% and 180% iipv and did reveal an episode of increased intraperitoneal volume (iipv).The largest drain volume from this treatment occurred during drain (manual stat drain) where 5000ml drained.This drain is 357% of the prescribed fill volume.In order to be a reportable malfunction, at least 180% of the prescribed fill volume would have to have been drained.A 180% of fill volume 1400ml is 2520ml.Therefore, a reportable malfunction has occurred.The patient did not report any complications as a result of the large drain volume.Additional information was solicited.
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