Greater Sydney Area HEMS

3 Minutes of Preoxygenation

This presentation by retrievalist/anaesthetist/intensivist Dr Clare Hayes-Bradley summarises recent Sydney HEMS research into optimal preoxygenation techniques prior to rapid sequence induction.



1. Hayes-Bradley C, Lewis A, Burns B, Miller M. Efficacy of Nasal Cannula Oxygen as a Preoxygenation Adjunct in Emergency Airway Management. Ann Emerg Med. 2016 Aug;68(2):174–80.

2. Hayes-Bradley C, McQuade D, Miller M. Preoxygenation via a non-rebreather mask comparing a standard oxygen flowmeter rate of 15 Lpm to maximally open. Emerg Med Australas. 2017 Jun;29(3):372.

3. McQuade D, Miller MR, Hayes-Bradley C. Addition of Nasal Cannula Can Either Impair or Enhance Preoxygenation With a Bag Valve Mask: A Randomized Crossover Design Study Comparing Oxygen Flow Rates. Anesth Analg. 2017 Jul 26.