10: Oxygen

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5 Terms

1
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When to administer?

  • difficulty breathing

  • Shortness of breath

  • Signs / symptoms of hypoxia

  • O2 saturation below 92%

  • Delivering medication

  • NOT when an open flame is present


2
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3 methods?

  • NRB Non rebreather mask 12-15 LMP

  • Nasal cannula 2-6 LPM

  • BVM Bag valve mask 25 LPM


3
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NRB Non rebreather mask

12-15 LPM

Nearly 100% efficiency

Primary method for high flow rates unless patient actively vomiting or unable to tolerate

  1. Assemble

  2. Pre-fill reservoir bag by covering valve inside

  3. Apply mask

  4. Tighten nose and green strap so it’s snug, instruct patient to breathe normally


4
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Nasal cannula

2-6 LPM

Use if NRB not tolerated, patient actively vomiting, NRB would hinder patient assessment

  1. Assemble system and attach device

  2. Tip of cannula in nostrils, pointed along nose shape

  3. Tubing behind the ears, slide plastic ring to secure under chin


5
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BVM Bag Valve Mask

‘Above 28 or below 8’ breaths per minute

Deliver gently over span of 1s, only until chest rise

1 breath every 5-6s