The edi catheter was returned for investigation.Visual analysis found no anomalies, the edi catheter was complete and had no damages.The three feeding holes was found clogged.What type of nutrition that was administered was not stated.A syringe with water or other liquid was connected to the feeding lumen upon return.It was not possible to pump the liquid into the edi catheter.The reported event of a clogged edi catheter was confirmed.As stated in the user manual, the feeding lumen of the edi catheter must be flushed with water after nutrition and medication to prevent clogging.If this was performed is unknown.The inability to provide nutrition via the naso-gastroenteric route of the edi catheter will not affect the nava functionality to transfer electrical activity (edi signals) to the ventilator system.The reported patient desaturation was according to the user facility a consequence of the troubleshooting procedure to remove the clogging from the edi catheter.The root cause of the occluded feeding lumen could not be established but there are no indications that an edi catheter malfunction in any way caused or contributed to the patient desaturation.
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