21.1 Common Problems in Patients and Corresponding
Solutions
Problem
Dry, cold, runny,
and blocked nose;
having a cold
Dry mouth and
throat
Eye irritation
Facial reddening
E-20C-H-O / E-20CJ-H-O User Manual V2.3
Possible Cause
The nose reacts to the airflow
and cold. Due to fast airflow, the
air becomes cold, leading to nasal
mucosa irritation and subsequent
dryness and swelling
Probably because the patient
sleeps with his or her mouth
open, and the pressurized air
goes out via the mouth, leading
to nasal and throat dryness
The mask size or model may not
be correct, or the mask is not
positioned
correctly,
leading to air leakage
Mask cushion (the soft part of the
mask) hardens
The mask is too tight
The
distance
between
forehead support of the mask
and the forehead is not correct
Wrong mask size
The patient is allergic to the
materials of the mask
27 / 35
Solution (s)
Increase the humidity setting
of the humidifier.
Contact your physician, and
continue treatment unless the
physician
opposite
Use a chin strap to prevent the
mouth from opening during
sleep, or use a full-face mask.
Contact your physician for
details
Narrow the distance between
the forehead support of the
mask and the forehead. Note
that adjusting the mask too
tight may leave markings on
the patient's face.
Add additional filling to the
thereby
mask so it does not leak.
Contact
your
supplier for an appropriate
mask. Add additional filling to
the mask if necessary
Replace the mask or mask
cushion
Loosen the headgear
Try a different distance. The
the
angle and size of the forehead
support differ according to the
type of masks
Contract
your
supplier
for
mask
Contact your physician and
equipment supplier.
Use a mask which is not made
with natural rubber latex.
Place a lining between the skin
and mask
suggests
the
equipment
equipment
a
correct-size