Respiratory Modules, E-sCAiOVX, E-sCAiOV, E-sCAiO, E-sCOVX, E-sCOV, E-sCO
8 - 45
2062973-004
5.5 Troubleshooting charts
5.5.1 CO
2
measurement
5.5.2 Patient spirometry
Problem
Possible clinical cause
Possible technical cause
What to do
too low EtCO
2
value
- sudden decrease in
circulation
- pulmonary embolism
- hyperventilation
- very large dead-space
- large shunting
- leak in sampling system
- calibration error
- high by-pass flow from
ventilator
- check all connections
- check calibration
too high EtCO
2
- hypoventilation
- increased metabolism
- D-fend Pro contaminated
- calibration error
- change D-fend Pro
- check calibration
waveform clipped
- incorrect scaling
- change scale
For detailed instructions
refer to the CARESCAPE
monitor user’s manual.
no response to
breathing
- apnea
- (disconnection)
- sampling line or water
trap loose or blocked (air
leak)
- sample gas out blocked
- check all connections
- check that outlet is
open
EtCO
2
overscale
>15% (>20%)
Shown until 32%,
specified range
0...15%
- abnormally high EtCO
2
(permissive hypercapnia)
- CO
2
sensor contaminated
- D-fend Pro malfunction
- call service technician
- change D-fend Pro
EtCO
2
>PaCO
2
- unit is mmHg or kPa and
EtCO
2
is close to arterial
PCO
2
-
Dry gas
as default
- change to
Wet gas
by
using
Default Setup/
Care unit Settings /
Parameters
menu
Problem
Possible clinical cause
Possible technical cause
What to do
insp TV>exp TV
- leak in lungs
- ET tube cuff leak
- spirometry tube leak
- water inside D-lite or
tubings
- another side stream gas
sampling between D-lite
and patient
- D-fend Pro leaks
- check leakages — perform
leak test
- change tubings and D-lite
- do not use active
humidification
- connect gas sampling only
and always to D-lite
- check D-fend Pro
Summary of Contents for E-PRESTN
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Page 11: ...2 Hemodynamic Modules E PRESTN E RESTN E PRETN Rev 00 E PSMP E PSM Rev 01 Technical Manual ...
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Page 95: ...3 Continuous Cardiac Output Module E PiCCO Technical Manual ...
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Page 163: ...5 Dual Pressure Module E PP Pressure Temp Module E PT Pressure Module E P Technical Manual ...
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Page 319: ...9 Compact Airway Modules E CAiOVX E CAiOV E CAiO E COVX E COV E CO Technical Manual ...
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Page 353: ...Compact Airway Modules E CAiOVX E CAiOV E CAiO E COVX E COV 9 31 2062973 004 ...
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Page 561: ...16 Patient Data Module v2 Technical Manual ...
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