Vent Flow Study of Prototype Nasal CPAP Mask

Exclusion Criteria

• •Participants not willing to give written informed consent
• •Participants who cannot read and comprehend English
• •Participants using an inappropriate mask system
• •Participants on a Bilevel or ASV therapy
• •Participants who are pregnant
• •Participants with a pre-existing lung disease/ condition that would predispose them to pneumothorax (for example: COPD, lung cancer lung injury; fibrosis of the lungs; recent (\< 2years) case of pneumonia or lung infection
• •Participants or whose bed partner with implantable metallic implants in the head, neck and chest region affected by magmetic fields (Non-ferrous implants may be acceptable)
• •Participants that weight \<30 kg
• •Participants who are unsuitable to participate in the study in the opinion of the researcher