E-20C-H-O / E-20CJ-H-O User Manual V2.1
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21.1 Common Problems in Patients and Corresponding
Solutions
Dry, cold, runny,
and blocked nose;
having a cold
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
Increase the humidity setting
of the humidifier.
Contact your physician, and
continue treatment unless the
physician suggests the
opposite
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
Use a chin strap to prevent the
mouth from opening during
sleep, or use a full-face mask.
Contact your physician for
details
The mask size or model may not
be correct, or the mask is not
positioned correctly, thereby
leading to air leakage
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
mask so it does not leak.
Contact your equipment
supplier for an appropriate
mask. Add additional filling to
the mask if necessary
Mask cushion (the soft part of the
mask) hardens
Replace the mask or mask
cushion
The distance between the
forehead support of the mask
and the forehead is not correct
Try a different distance. The
angle and size of the forehead
support differ according to the
type of masks
Contract your equipment
supplier for a correct-size
mask
The patient is allergic to the
materials of the 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