Patient Monitor User Manual Monitoring CO
2
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15.3.2.2 Removing Exhaust Gases from the System
WARNING
Do not connect the exhaust tube to the ventilator circuit, connect the outlet to a
scavenging system, cross infection can occur if sampling gas is returned to the breathing
system. When using the sidestream CO
2
measurement on patients who are receiving or
have recently received anesthetics, please avoid exposing medical staff to anesthetics.
Use an exhaust tube to remove the sample gas to a scavenging system. Attach it to the sidestream
sensor at the outlet connector.
15.3.3 Mainstream CO
2
Module
NOTE:
You must perform a zero calibration as described in this procedure each time you use a
new airway adapter.
15.3.3.1 Measurement Steps
1 Attach mainstream CO
2
module to the monitor.
2 Wait two minutes, allowing the sensor to reach its operating temperature and a stable
thermal condition.
3 Choose the appropriate airway adapter and connect it to the sensor head. The airway adapter
clicks into place when seated correctly.
Connecting Sensor
4 To zero the sensor, please refer to zeroing the sensor;
5 Install the airway adapter at the proximal end of the circuit between the elbow and the
ventilator Y-section.
Connecting Airway Adapter
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