Showing posts with label oxygen therapy. Show all posts
Showing posts with label oxygen therapy. Show all posts

Wednesday, April 10, 2013

Oxygen therapy and Interpretation of blood gases

Oxygen therapy
  • Different modes of O2 therapy
-          nasal prongs
-          face mask
-          venturi mask
-          ET tube/LMA
  • Ordinary face mask provides a FiO2 of about 35%
  • Addition of an reservoir bag can increase the FiO2> 70% 
  • Venturi mask can provide a FiO2 up to about 60%
  • Anaesthetic circuit can provide a FiO2 close to 100%
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