Oxygen Mask Check Off

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Last updated 9:15 PM on 9/21/26
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7 Terms

1
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Nasal Cannula

FIO2 = 24-44%

4 lm MUST have a bubble humidifer

2
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Nasal Cannula Advantages and Disadvantages

inexpensive, comfortable, easy to eat/drink in

Pressure sores, headaches from high flows, drying of mucosa

3
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Rule of 4s

1 L/M = 24
2 = 28
3 = 32
4 = 36
5 = 40
6 = 44

4
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Other low flow systems

Nasal catheter and transtracheal catheter

5
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Simple Mask

FIO2 35-50%

6
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Simple Mask

Reservoir system

Minimun - 5 L/m (needs to flush out CO2
Flow: 5-10 lmp

Only used in the OR or recovery room

Disadvantages: claustrophobia, cannot eat, pressure sores

7
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Non-rebreathing Mask

Reservoir system

FIO2 (60-80%)

Minimum: 10 L/m or more commonly 15 L/m

Use enough flow to keep bag 2/3 inflated

2-3 one way valves
disadvantages: same as simple mask