According to the reporter, after completing the study, the catheter was stuck and was unable to be withdrawn from the nostril.It was stuck at the joint between the sensor part and the pvc sheath.It required ent and endoscopy intervention to remove the device.The patient had increased discomfort due to the prolonged intubation of the catheter.The patient experienced some trauma to the nostril when the catheter was removed by the ent and endoscopy.The device worked correctly during the previous procedure.
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