9: Monitoring CO
To monitor EtCO
Connect the sensor to the Efficia DFM100 and the sampling line to the sensor (see
"Connecting the CO2 cable and Sample Line"
Apply the sampling line to the patient.
If the Efficia DFM100 is not turned on, turn the Therapy knob to Monitor.
Check that the patient category is appropriate for the patient. If necessary change the Patient
Category to select the appropriate category. See
Capnogram is displayed in the configured Wave Sector if available. The measurement values for
- If there is a
display, the waveform source is invalid. Check patient, confirm airway status and examine the
cable and sensor for a good connection. Also check the sampling line to make sure it is
connected to the sensor and not kinked or pinched.
- If there is a
up. As soon as the sensor is warmed up, the
Figure 57 EtCO
WARNING: Leakages in the breathing system or sampling system may cause the displayed EtCO
significantly too low. Always connect all components securely and check for leaks according to
standard clinical procedures. Displacement of the nasal or combined nasal oral cannulas can cause
lower than actual EtCO
may be slightly lower than actual in patients breathing through the mouth only.
NOTE: Mainstream and Sidestream sensors detect breaths down to 5 mmHg. For values below 5 mmHg,
you see a
needs to be configured to appear in AED Mode.
measurement automatically turns on when you connect a sensor to the CO
and AwRR are displayed.
in the parameter block and a dashed line in place of the Capnogram on the
before the measurement and a Capnogram on the display, the sensor is warming
Alarm Limits - If alarms are turned on, the alarm limits are displayed.
If alarm limits are turned off, the alarms off symbol
readings. Even with combined nasal oral cannulas, the EtCO
in place of the EtCO
on page 10).
"General Function Buttons"
is removed from the display.
measurement in the parameter bar.
on page 25.
values to be