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. 2021 Oct 27;41(1):42–46. doi: 10.1016/j.amj.2021.09.008

Table 1.

The Minimum Equipment Necessary to Use Stand-alone High-Flow Nasal Cannula

  • 1.

    High-flow unit (eg, Airvo2)

  • 2.

    Airvo2 circuit

  • 3.

    Secondary power supply (We use Yeti 400 lead acid battery due to Aivo2 amperage draw during startup; it provides approximately 90 minutes at the maximum flow rate and dew point temperature.)

  • 4.

    High-flow regulator with liter flow of at least 60 L/min

  • 5.

    Portable oxygen tank(s)

  • 6.

    High pressure tubing

  • 7.

    Oxygen tubing

  • 8.

    Sterile water

  • 9.

    Patient-sized cannula

  • 10.

    Appropriate device securing per vehicle setup

  • 11.

    Onboard oxygen supply

The numbers in the table correspond with the numbered labels in Figure 1A and B.