59 results
Oxygen Delivery Devices
1. Flow is a variable describing the movement of a volume of gas over
Oxygen Delivery Devices ... Variable devices ... NRB) • Venturi Mask ... Flow #Comparison #management ... #criticalcare
Oxygen Delivery Systems
Nasal Cannula:
 • Flow: 1 - 6 L/min
 • FiO2: 25 - 40% (-4%/L
of flow) Face Mask ... FiO2: 40 - 60% Device ... ~40% Venturi Mask ... respiratory #support #devices ... #management #pulmonary
Oxygen Delivery Systems and Approximate FiO2:
#Management #SupplementalO2 #Oxygen #Delivery #Devices #Interface #FiO2 #NonRebreather #HFNC #NasalCannula #Simple
Approximate FiO2: #Management ... Oxygen #Delivery #Devices ... FaceMask #Venture #Table
Mask Oxygen Delivery Devices

Simple Mask aka Hudson's Mask:
 • Flow 6-10 LPM
 • FiO2 35-50%
Face Tent:
Devices Simple ... Mask: • Flow ... Oxygen #Delivery #Devices ... #management #pulmonary ... #criticalcare
Oxygen delivery & ABG interpretation made easier with this simple colour-coded table. Please share, and print
simple colour-coded table ... Birks @BirksMD #Management ... Oxygen #Delivery #Devices ... NRB #FlowRates #Table
Oxygen Delivery Devices - Comparison
Low Flow:
 • Nasal cannula (1-6L, 24-40% FiO2)
 • Face mask (5-10L,
Oxygen Delivery Devices ... FiO2) • Face mask ... Oxygen #Delivery #Devices ... #Comparison #table ... #pulmonary #criticalcare
Oxygen Delivery by Device

Nasal Cannula 
• Indicated for low-flow, low-percentage supplemental oxygen. 
• Flow rate of
Oxygen Delivery by Device ... Nonrebreather Mask ... Venturi Mask (venti-mask ... Pulmonary #Equipment #Devices ... #Management
Driving Pressure in Mechanical Ventilation

Driving Pressure (delta P) = Pplat - PEEP

Salim R. Rezaie, MD @srrezaie

#DrivingPressure
MechanicalVentilation #CriticalCare ... #Management #Diagnosis ... #Table
Vasopressors Demystified

Shock comes in many flavors and so do vasopressors. Here’s a OnePager summarizing my approach
pressor pedagogical device ... Vasopressors #Basics #CriticalCare ... #Management #Pharmacology
Oxygen Delivery Methods
 • Nasal Cannula
 • Nonrebreather Mask
 • Non-Invasive Ventilation (CPAP/BiPAP)
 • Venturi Mask
Nonrebreather Mask ... BiPAP) • Venturi Mask ... Delivery #Methods #devices ... respiratory #pulmonary #management