With intubated patients, a sample of the respiratory gas is drawn from the patient's breathing circuit
through an airway adapter and a gas sampling tube. With non-intubated patients, the gas sample is
drawn through a nasal or oral-nasal cannula.
Altitude Setting: The monitor is not equipped with automatic barometric pressure compensation.
Before the CO
incorrect altitude setting will result in incorrect CO
5% for every 1000 m difference.
Use the CO
provided with the accessory.
Preparing to Measure Mainstream CO2
You must perform a zero as described in this procedure each time you use a new airway
Attach the sensor connector to the CO
the optional CO
Wait 2 minutes, allowing the sensor to reach its operating temperature and a stable thermal
Choose the appropriate airway adapter and connect it to the sensor head. The airway adapter clicks
into place when seated correctly. To zero the sensor:
expose the sensor to room air and keep it away from all sources of CO
ventilator, the patient's breath and your own.
in the setup menu for the CO
measurement is used for the first time, the altitude must be set to the correct value. An
measurement with Philips approved accessories only. Refer to the instructions for use
measurement is integrated).
readings. The CO
connector on the MMS extension, or on the X2 (when
Start Zero Cal
14 Monitoring Carbon Dioxide
readings will typically deviate