Nasal mask assembly

Abstract

A mask system is provided to fit pre-adult patients, or patients having facial features that are very small or child-like, e.g., patients having dimensions in the lower 5%-10% of the population. For example, the headgear and / or cushion are dimensioned to accommodate this range of patients.

Description

[0001] This application claims priority to U.S. Patent Application No. 60 / 448,533, filed February 21, 2003, and U.S. Patent Application No. 60 / 465,790, filed April 28, 2003, which are hereby incorporated by reference fully bonded. technical field [0002] The present invention relates to a nasal mask assembly for use with non-invasive normal pressure ventilation (NIPPV) for minors with sleep-disordered breathing (SDB). Background technique [0003] Sleep-disordered breathing is a general period of a sleep disorder with apneas and hypopneas. Apnea typically stops the flow of air for ten seconds or more. Hypopnea reduces air flow by 50% or more for ten seconds or more. Both apnea and hypopnea result in sleep arousals - a period of time during which a person wakes up long enough to allow breathing to continue but not long enough to remember any interruption in sleep. Some awakenings only cause the sleeper to enter a light sleep state. In both cases, sleep arousal reduced sl...

AI Technical Summary

Problems solved by technology

This in itself creates a potential pivot point as it does for adults, however, this effect is accentuated by the fact that there is no offset from the infant's cheek due to the smaller facial area

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