OptiflowTM Nasal High Flow Therapy

Proven respiratory support
 What is NHF?     Who is NHF for? 

While many terms describe Nasal High Flow Therapy (aka HFNC), one stands out.
Optiflow NHF therapy. 

Optiflow Nasal High Flow therapy provides respiratory support to your patients by delivering heated, humidified air and oxygen at flow rates up to 70 L/min via an Optiflow nasal cannula and a system such as the Airvo 2 or Airvo 3.  

Accelerate your understanding of High Flow Therapy 

If you’re new to High Flow Therapy, training others, or want a quick refresher, follow this learning plan to accelerate your knowledge.


 NHF Therapy foundations, a must-do short course.  

This course will equip you with the knowledge to use NHF effectively in your hospital. 

Continue your high flow therapy learning journey with this short, interactive module on the F&P Education Hub. 
Log in to start this course


Who does NHF benefit, what does the evidence tell us?  
Published guidelines highlight the breadth of application of NHF. Explore the table. 

Hundreds of randomized controlled trials have been consolidated into clinical practice guidelines. 

We’ve created a table that will help you review the  guidelines by patient population and application.


Explore the NHF guidelines table

Watch Optiflow NHF Therapy in practice
Learn about the benefits clinicians saw when they introduced NHF to their hospital. 

Options for delivering Optiflow NHF Therapy
There are several ways to deliver Optifow therapy - check out our quick guide below

1. You can use a dedicated, standalone device such as the Airvo Optiflow system or
2. You can use an NHF-capable mechanical ventilator. We call this a vent-driven system

See the images below and for more details download our equipment guide. 

Airvo Optiflow NHF Therapy system

The following figure demonstrates what is required for an Airvo Optiflow system.  

Vent-driven Optiflow NHF Therapy system

The following figure demonstrates what is required to enable your NHF-capable mechanical ventilator to form part of a vent-driven Optiflow system.  

Optiflow High Flow interfaces 
Interfaces for adult (nasal or trach delivery) and pediatrics

Optiflow+ Duet
nasal cannula interface
Delivers asymmetric nasal high flow therapy, reshaping respiratory support.

Latest NHF interface

Optiflow 3S
nasal cannula interface
57% more stable*, less pressure*, side swappable.

nasal cannula interface

Simple to fit, soft and secure.

Optiflow+ Tracheostomy interface
Optimal humidification for a bypassed airway.

Optiflow Junior 2 nasal cannula interface series
Designed for neonates, infants, and children.

Optiflow NHF Therapy FAQs 
Explore frequently asked questions about NHF.

1. Clinical practice/implementation of NHF therapy. 

2. Published evidence - the science of high-flow therapy, including the mechanisms of action and patient outcomes.  

Search Optiflow FAQs
Enquire about Optiflow nasal high flow therapy
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