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 High Flow Therapy. 

Optiflow High Flow Therapy 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 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.


Search this table - view and compare evidence-based guidelines for NHF, organized by patient poplulation. 

Explore our FAQs - your therapy questions answered.

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.

High Flow Therapy foundations, a must-do short course.  
This course will equip you with the knowledge to use High Flow Therapy 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
What does the evidence tell us about who benefits from High Flow Therapy?

Published guidelines highlight the breadth of application of High Flow Therapy.

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

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

These guidelines underscore the breadth of application of nasal high flow therapy.


Explore the NHF guidelines table

Putting High Flow Therapy into practice
Learn what benefits High Flow Therapy offered when implemented across a hospital.

Optiflow High Flow Therapy FAQs 

1. Clinical practice/implementation of High Flow Therapy. 

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

Search Optiflow FAQs

Options for delivering Optiflow High Therapy 
There are a few systems that will deliver Optiflow, review the 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 system

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

Vent-driven Optiflow High Flow 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 Therapy cannula and interfaces 
Interfaces for adults (nasal and tracheostomy) and pediatrics.

Optiflow+ Duet
nasal cannula interface
Reshaping respiratory support. Increases dead space clearance and pressure.1

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.
Enquire about Optiflow nasal high flow therapy
If you have an enquiry about our products, please provide the following information so a Fisher & Paykel Healthcare representative can contact you. For further details on how this information will be used, see below or go to our privacy statement.
Enter security code:*
 Security code