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The effect of bi-level positive airway pressure mechanical ventilation on gas exchange during general anaesthesia  Yu G , Yang K , Baker A.B. , Young.

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Presentation on theme: "The effect of bi-level positive airway pressure mechanical ventilation on gas exchange during general anaesthesia  Yu G , Yang K , Baker A.B. , Young."— Presentation transcript:

1 The effect of bi-level positive airway pressure mechanical ventilation on gas exchange during general anaesthesia  Yu G , Yang K , Baker A.B. , Young I   British Journal of Anaesthesia  Volume 96, Issue 4, Pages (April 2006) DOI: /bja/ael033 Copyright © 2006 British Journal of Anaesthesia Terms and Conditions

2 Fig 1 One-way valve system and connections.
British Journal of Anaesthesia  , DOI: ( /bja/ael033) Copyright © 2006 British Journal of Anaesthesia Terms and Conditions

3 Fig 2 Valve for collecting exhaled gas. (a) Inspiration; (b) expiration. British Journal of Anaesthesia  , DOI: ( /bja/ael033) Copyright © 2006 British Journal of Anaesthesia Terms and Conditions

4 Fig 3 Distribution of ventilation (V) and blood flow (Q) against ventilation–perfusion ratio (V/Q) on a logarithmic scale in two patients when awake, for BiPAP ventilation, and for IPPV with and without PEEP British Journal of Anaesthesia  , DOI: ( /bja/ael033) Copyright © 2006 British Journal of Anaesthesia Terms and Conditions


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