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Oxygen delivery through high-flow nasal cannulae increase end-expiratory lung volume and reduce respiratory rate in post-cardiac surgical patients  A.

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Presentation on theme: "Oxygen delivery through high-flow nasal cannulae increase end-expiratory lung volume and reduce respiratory rate in post-cardiac surgical patients  A."— Presentation transcript:

1 Oxygen delivery through high-flow nasal cannulae increase end-expiratory lung volume and reduce respiratory rate in post-cardiac surgical patients  A. Corley, L.R. Caruana, A.G. Barnett, O. Tronstad, J.F. Fraser  British Journal of Anaesthesia  Volume 107, Issue 6, Pages (December 2011) DOI: /bja/aer265 Copyright © 2011 The Author(s) Terms and Conditions

2 Fig 1 EIT ventilation image from end expiration (left) to peak inspiration (right). British Journal of Anaesthesia  , DOI: ( /bja/aer265) Copyright © 2011 The Author(s) Terms and Conditions

3 Fig 2 Oropharyngeal airway pressure tracing on HFNC and low-flow oxygen over 1 min. For this participant, mean airway pressure on HFNC was 4.4 cm H2O and on low-flow oxygen was 0 cm H2O. British Journal of Anaesthesia  , DOI: ( /bja/aer265) Copyright © 2011 The Author(s) Terms and Conditions

4 Fig 3 Average global end-expiratory lung impedance (EELI) (as a per cent of maximum) by BMI on low-flow oxygen (low) and HFNCs (high). British Journal of Anaesthesia  , DOI: ( /bja/aer265) Copyright © 2011 The Author(s) Terms and Conditions

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