22 - 4 BeneVision N22/N19 Patient Monitor Operator’s Manual
22.5 Measuring CO
2
Using Sidestream/Microstream CO
2
Module
22.5.1 Preparing to Measure CO
2
Using Sidestream CO
2
Module
To prepare the CO
2
module for measurement, follow this procedure:
1. Select the appropriate gas sample line and watertrap according to the patient category.
2. Connect the watertrap to the CO
2
module, and connect the gas sample line to the watertrap.
3. Connect the other end of the gas sample line to the patient.
◆ For intubated patients requiring an airway adapter, install the airway adapter between the patient
circuit and the ventilator Y-piece.
(1) O
2
waveform (2) FiO
2
measurement (3)EtO
2
measurement
(1) Watertrap fixer (2) Watertrap
(3) Sample line (4) Connect to the ventilator
(5) Airway adapter (6) Connect to the patient