337 results
Oxygen Delivery by Device

Nasal Cannula 
• Indicated for low-flow, low-percentage supplemental oxygen. 
• Flow rate of
Oxygen Delivery ... high percentage FiO ... set to desired FiO2 ... desired FiO ... #FiO2 #Pulmonary
Mask Oxygen Delivery Devices

Simple Mask aka Hudson's Mask:
 • Flow 6-10 LPM
 • FiO2 35-50%
Face Tent:
Mask Oxygen Delivery ... Flow 6-10 LPM • FiO2 ... reservoir increases delivered ... #Mask #Oxygen #Delivery ... Devices #management #pulmonary
Nasal Oxygen Delivery Devices
Nasal cannula can be used to deliver supplemental O2. Conventional nasal cannula are
Nasal Oxygen Delivery ... rates & moderate FiO2 ... achieving a higher FiO2 ... match demand so FiO2 ... Devices #management #pulmonary
Oxygen Delivery Systems
Nasal Cannula:
 • Flow: 1 - 6 L/min
 • FiO2: 25 - 40% (-4%/L
Oxygen Delivery ... - 6 L/min • FiO2 ... - 10 L/min • FiO2 ... rishikumarmd #Oxygen #Delivery ... devices #management #pulmonary
Oxygen Delivery Systems and Approximate FiO2:
#Management #SupplementalO2 #Oxygen #Delivery #Devices #Interface #FiO2 #NonRebreather #HFNC #NasalCannula #Simple
Oxygen Delivery ... and Approximate FiO2 ... SupplementalO2 #Oxygen #Delivery ... Devices #Interface #FiO2
Increased Airway Pressure - Guidelines for Crises in Anaesthesia

Using these steps from start to end should
❶Adequate oxygen delivery ... check measured FiO2 ... o Aspiration, pulmonary ... Airway #Pressure #Differential
Oxygen Delivery Devices - Comparison
Low Flow:
 • Nasal cannula (1-6L, 24-40% FiO2)
 • Face mask (5-10L,
Oxygen Delivery ... (1-6L, 24-40% FiO2 ... (5-10L, 35-60% FiO2 ... iMedEducation #Oxygen #Delivery ... Comparison #table #pulmonary
Oxygen delivery & ABG interpretation made easier with this simple colour-coded table. Please share, and print
Oxygen delivery ... SupplementalO2 #Oxygen #Delivery ... Devices #Interfaces #FiO2
Approach to the A-a Gradient
A-a gradient = PAO2 - PaO2
A-a gradient = [FiO2 x (Patm -
A-a gradient = [FiO2 ... chest) • Low PiO2 ... Elevation, Low Fio2 ... Intracardiac, Pulmonary ... Hypoxia #hypoxemia #differential
Oxygen Delivery Equation
DO2 = CO x {(1.39 x Hb x sO2) + (PaO2 x 0.03)}
DO2 =
Oxygen Delivery ... Rate of oxygen delivery ... understand oxygen delivery ... have 1 minute to deliver ... pathophysiology #pulmonary