1, mode oxygenator needs to ensure accurate delivery of the required oxygen concentration to meet the patient's respiratory needs, safe mode oxygenator should have accurate oxygen delivery function, to avoid too little or too much oxygen to the patient causing harm.
2, safe mode oxygenator should be equipped with effective monitoring and alarm system, which can detect whether the oxygen delivery is normal in time and send out an alarm when there is an abnormality, so as to deal with the problem in time.
3, mode oxygenator need to ensure that the oxygen delivery process does not occur during the leakage, to avoid waste of oxygen and to maintain a safe ward environment.