OptiflowTM nasal high flow therapy

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

While many terms (e.g. HFNC, high flow oxygen) describe nasal high flow therapy, one stands out. Optiflow nasal high flow therapy. 

Optiflow nasal high flow delivers respiratory support to your patients, by providing heated, humidified air and oxygen at flow rates up to 70 L/min through the unique Optiflow nasal cannula and delivered by a device such as the Airvo 2 nasal high flow system.  

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.


What is high-flow therapy? 

Introducing the first F&P Micro Moment!  

This first episode focuses on high-flow therapy and the benefits to your patients. Watch below or jump to the second episode: "How do I set up high-flow therapy?

Once you've watched the animation, check out this FAQ for context as to where high flow fits in to the care continuum.
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

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

Explore our frequently asked questions regarding:

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

Flow Matters newsletter 

Hundreds of publications per year are being consolidated into practice guidelines and providing insights into new applications of NHF therapy. Flow Matters is designed to keep you up-to-date with this ever-evolving field of research. 
Updated March 2023

Early use of NHF in infants and children

In this edition we review the literature and provide an evidence-based approach to implementation of NHF in pediatric patients.

Read now


Options for delivering Optiflow NHF therapy

Did you know there are several ways to deliver/get the benefits of Optiflow nasal high flow therapy. 

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 system

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

Vent-driven Optiflow NHF 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

For high-flow therapy, you need a comfortable interface that stays in place to ensure continuity of treatment. 

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.
Enquire about Optiflow nasal high flow therapy
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