Patient Monitor User Manual Monitoring CO
2
- 101 -
WARNING
13 The EtCO
2
reading is not always closely related to the paCO
2
value, especially in
neonatal patients, and patients with pulmonary disease, with pulmonary embolism or
inappropriate ventilation.
NOTE:
1 After the low battery alarm appears, please do not start the CO
2
measurement, or the
monitor may turn off for the low capacity of battery.
2 For disposal of hospital waste such as accumulated fluids, calibration gases,
sampled gases, where not otherwise specified, follow local regulations regarding
disposal of hospital waste.
3 If the measurement or sensor fails, stop measurement before the qualified service
personnel solves the problem.
4 The cumulative use time for the single-patient sampling line in a single patient should
be less than 30 days.
15.3 Monitoring Procedures
15.3.1 Zeroing the Sensor
EDAN EtCO
2
module itself has automatic zero function, only when the measurement is abnormal
or measurement results are doubtful, the user can perform manual zero as following steps:
1. Wait until the monitor’s warm-up message disappears; keep the monitor away from CO
2
source.
2. In the CO
2
Setup menu, set Work Mode to Measure.
3. Select Zero Calibration in CO
2
Setup menu.
4. After the zeroing calibration is completed, the zeroing message disappears, and the CO
2
monitoring can be performed.
15.3.2 Sidestream CO
2
Module
15.3.2.1 Measurement Steps
1. Fix the water trap to the water trap holder on the left side of the monitor. Confirm it is well
fixed.
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