Using This Guide; Intended Use; General Warnings - ResMed AirFit N20 Classic User Manual

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Nasal Mask
Thank you for choosing the AirFit N20 Classic. This document provides
the user instructions for the AirFit N20 Classic.

Using this guide

Please read the entire guide before use. When following instructions,
refer to the images at the front of the guide.

Intended use

The AirFit N20 Classic channels airflow non-invasively to a patient from a
positive airway pressure (PAP) device such as a continuous positive
airway pressure (CPAP) or bilevel device.
The AirFit N20 Classic is:
• to be used by patients weighing more than 30 kg for whom positive
airway pressure has been prescribed
• intended for single-patient re-use in the home environment and multi-
patient re-use in the hospital/institutional environment.

GENERAL WARNINGS

• The vent holes must be kept clear.
• The mask should only be used with CPAP or bilevel devices
recommended by a physician or respiratory therapist.
• The mask should not be used unless the device is turned on. Once
the mask is fitted, ensure the device is blowing air. Explanation:
CPAP and bilevel devices are intended to be used with special
masks (or connectors) which have vent holes to allow continuous
flow of air out of the mask. When the device is turned on and
functioning properly, new air from the device flushes the exhaled
air out through the mask vent holes. However, when the device is
not operating, insufficient fresh air will be provided through the
mask, and the exhaled air may be rebreathed. Rebreathing of
exhaled air for longer than several minutes can, in some
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