Vital Signs Monitor User’s Manual
Chapter 8-3
3）For non-intubated patients: Place the nasal cannula onto the patient. Shown as
4）For patients prone to mouth breathing use an oral-nasal cannula. Trim the oral
sampling tip if necessary to fit the patient. It should extend down past the
teeth and be positioned in the mouth opening. Remove the cannula from the
patient if the tip needs to be trimmed. Shown as follows:
5）For nasal or oral-nasal cannulas with oxygen delivery, place the cannula on
the patient as shown then attach the oxygen supply tubing to the oxygen
delivery system and set the prescribed oxygen flow.
Always connect the airway adapter to the sensor before inserting the
airway adapter into the breathing circuit. In reverse, always remove the
airway adapter from the breathing circuit before removing the sensor.
Always disconnect the cannula, airway adapter or sampling tube from
the CO
2
sensor when not in use.
Do not insert the things other than sampling tube into receptacle of
Only use the CO
2
sampling tubes specified by our company.
The sampling tubes are disposable. Please keep the sampling tube clean,
and prevent the tube from clogging by dust. It is advised to replace the
sampling tube every 12h (up to 120h of use with filter tip), the sampling
tube leaks or has been damaged and contaminated.
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General