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N4

Overview

The N4 by BMC is a new lightweight Nasal  Interface. The ultra lightweight and minimal design means the mask is easy to assemble, wear and clean. The innovative designed means the mask has more movement and flexibility, meaning there are minimal mask leaks. Most importantly it is light and comfortable to wear. The N4 also comes in a Starter Pack, with all 3 sizes included to ensure the perfect fit. The supporting frame automatically adapts to any forehead Auto fit frame automatically adapts to any forehead. Super quiet exhalation port. smart adjust forehead support. lightweight and easy to adjust

Description

• Nasal mask is a triangular in shape and sit on the face around the nose. • It held in place by head gear stretchy straps that go around nose. • The nasal mask covers the patient nose from the bridge to the upper limb area. • It deliver an indirect airflow to the airway to the nasal mask and its works for patient who need higher pressure settings. • It is most commonly used to provide relief to people with respiratory disorders. • It blows air into nose through a nose mask helping to keep the airway open while you sleep. • It prefer a more natural airflow.

Benefits & Specifications

• The supporting frame automatically adapts to any forehead.
• Auto fit frame automatically adapts to any forehead.
• Pad free design to reduce contact area.
• The innovative designed means the mask has more movement and flexibility
• Super quiet exhalation port
• smart adjust forehead support
• lightweight and easy to adjust

Specifications

PRESSURE FLOW CURVE

DEADSPACE INFORMATION

Dead space is the empty volume of the mask up to the swivel. The dead space of the mask varies according to cushion sizes but is less than 246 ml.

THERAPY PRESSURE

4 to 30 cmH2O

RESISTANCE

Drop in Pressure measured (average for 3 sizes) at 50 L/min: 0.1 cmH2O

at 100 L/min: 0.5 cmH2O

Inspiratory and Expiratory Resistance

The inspiratory resistance of the mask (in combination with the Non-Rebreathing Valve) is 0.6 cmH2O per L/S.

The expiratory resistance of the mask (in combination with the Non-Rebreathing Valve) is 1.7 cmH2O per L/S

The Non-Rebreathing Valve open-to-atmosphere pressure

0.9 cmH2O

The Non-Rebreathing Valve closed-to-atmosphere pressure

1.0 cmH2O

SOUND

DECLARED DUAL-NUMBER NOISE EMISSION VALUES in accordance with ISO 4871. The A-weighted sound power level of the mask is 30 dBA, with uncertainty 3 dBA. The A-weighted sound pressure level of the mask at a distance of 1 m is 22 dBA, with uncertainty 3 dBA.

 ENVIRONMENTAL CONDITIONS

Operating temperature: +5°C to +40°C (41°F to 104°F) Operating humidity: 0% ~ 93% relative humidity non-condensing Storage and transport: -20°C to +55°C (-4°F to 131°F) Storage and transport humidity: 0% ~ 93% relative humidity non-condensing

 

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