Additional information received on 31jan2019: for evd change, the drainage set is attached to the ventricular catheter when the patient is already on the icu bed-which has an iv pole attached to it (bed).So immediately in a vertical position.If it is a tumor case-csf drainage needs to be observed during the case and the drainage set is attached in a vertical position to a mobile iv stand in theatre.This is standard practice for this neurosurgical unit.The leakage was noted when csf reached the burette, so immediately when csf flowed from ventricular catheter to drainage set.The leak occurred on top of the burette where the inlet is.The complaint unit was not returned for evaluation.According to the dhr review, no anomaly was reported during the manufacturing process that could be related to the reported condition.The reported condition is unconfirmed.The root cause is undetermined at this moment.Udi device identifier: (b)(4).Product identifier: (b)(4).
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