31 results
Oxygen Delivery by Device

Nasal Cannula 
• Indicated for low-flow, low-percentage supplemental oxygen. 
• Flow rate of
Oxygen Delivery ... • Delivers oxygen ... • Delivers oxygen ... Venturi Mask (venti-mask ... #Pulmonary #Equipment
Oxygen Delivery Equation
DO2 = CO x {(1.39 x Hb x sO2) + (PaO2 x 0.03)}
DO2 =
Oxygen Delivery ... x 0.03)} DO2 = Rate ... of oxygen delivery ... #pathophysiology ... #pulmonary #apples
Mask Oxygen Delivery Devices

Simple Mask aka Hudson's Mask:
 • Flow 6-10 LPM
 • FiO2 35-50%
Face Tent:
Mask Oxygen Delivery ... not tolerate a tight-fitting ... specified flow rate ... #Oxygen #Delivery ... Devices #management #pulmonary
Oxygen Delivery Methods
 • Nasal Cannula
 • Nonrebreather Mask
 • Non-Invasive Ventilation (CPAP/BiPAP)
 • Venturi Mask
Oxygen Delivery ... Nonrebreather Mask ... @DharSaty #Oxygen ... #Delivery #Methods ... #respiratory #pulmonary
Oxygen Delivery Devices
1. Flow is a variable describing the movement of a volume of gas over
Oxygen Delivery ... from the wall/oxygen ... Oxygen delivery ... If your oxygen delivery ... NRB) • Venturi Mask
Nasal Oxygen Delivery Devices
Nasal cannula can be used to deliver supplemental O2. Conventional nasal cannula are
Nasal Oxygen Delivery ... can be used to deliver ... associated with a lower rate ... nickmmark #Nasal #Oxygen ... #management #pulmonary
Oxygen Delivery Systems
Nasal Cannula:
 • Flow: 1 - 6 L/min
 • FiO2: 25 - 40% (-4%/L
Oxygen Delivery ... of flow) Face Mask ... rishikumarmd #Oxygen ... #Delivery #Systems ... devices #management #pulmonary
Oxygen-Hemoglobin Dissociation Curve

Left Shift (↓ O2 unloading to tissue), Left = Lower:
 • ↓ H+ (↑
Oxygen-Hemoglobin ... Temperature Right ... MatthewHoMD #Oxygen ... Dissociation #Curve #pathophysiology ... #pulmonary #respiratory
Oxygen Delivery Devices - Comparison
Low Flow:
 • Nasal cannula (1-6L, 24-40% FiO2)
 • Face mask (5-10L,
Oxygen Delivery ... FiO2) • Face mask ... iMedEducation #Oxygen ... #Delivery #Devices ... Comparison #table #pulmonary
Hypoxia and Hypoxemia - Overview
Hypoxia - insufficient oxygen delivered to tissues to meet demands
Hypoxemia - low
- insufficient oxygen ... delivered to tissues ... Hypoxemia - low oxygen ... Hypoxemia #summary #pulmonary ... diagnosis #causes #pathophysiology