(b)(4).Concomitant medical product: femur cemented posterior stabilized (ps) standard left size 7 catalog 42500606201 lot 64186094; natural tibia cemented 5 degree stemmed left size e catalog 42532007101 lot 64293425; all poly patella cemented 32 mm diameter catalog 42540000032 lot 64197081, the product will not be returned to zimmer biomet for investigation as it remains implanted.The investigation is in process.Once the investigation has been completed, a follow-up mdr will be submitted.
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This follow-up report is being submitted to relay additional information.Updated: b4, b5, g4, h1, h2, h3, h6, h10.Hyponatremia is a decrease in serum sodium concentration caused by an excess of water relative to solute; in this case the patient was one day post-operative and it is unknown what medications the patient was using or the amount of fluid the patient received intra-operatively, which may contribute to hyponatremia.This condition is unrelated to device and likely related to patient comorbidities or related to procedure in which the patient received medications and iv fluids.This event is no longer considered a reportable event as the device did not cause/ contribute to the event.If any further information is found which would change or alter any conclusions or information, a supplemental report will be filed accordingly.Zimmer biomet will continue to monitor for trends.
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