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z Never place the IRMA airway adapter somewhere between the trachea catheter
and the elbow; otherwise it may result in the adapter window being clogged by the
patient’s secretions and operating errors.
z In order to prevent secretions and moisture from aggregating at the window and
the oxygen sensor port, always place the IRMA probe at a vertical position and let
the LED face upwards.
z Never use the IRMA airway adapter together with a quantitative spraying agent or
spray; otherwise it may affect the light traveling of the airway adapter window.
z If an IRMA OR (without the automatic anesthetic gas identification function) user
select a wrong anesthetic gas, it will result in false anesthetic gas readings.
z If the IRMA OR (without the automatic anesthetic gas identification function) is
applied to a mixed gas containing several anesthetic gases, it will result in false
anesthetic gas readings.
z Mobile and radio frequency communication equipment will affect measurement.
You should make sure that the IRMA probe is used in the electromagnetic
environment designated in this operating instruction manual.
z Never disinfect the IRMA probe or soak it into a liquid.
z The IRMA oxygen cell and the IRMA airway adapter are not germ free devices.
Never carry out high pressure sterilization on the equipment; otherwise it will
result in equipment damage.
z Even if an IRMA probe has not been used, do not install an oxygen exhausted
oxygen cell on the probe.
z Do not stretch the sensor cable.
z Do not run this equipment beyond the temperature environment designated by this
operating instruction manual.
(USA): According to the federal law, this product can only be sold by doctors or based on
prescriptions.
18.9 Airway Obstruction
When the anesthetic gas airway is obstructed, on the screen there will be such a prompt message
as “The anesthetic gas airway is obstructed”; under such a circumstance, replace the Nomoline
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