- Provides O2 with a flow of 6-12 L / min with 80-100% O2 concentration
- The design looks like the face shield with a rebreathing bag, but the lid has a unidirectional valve between the reservoir bag and the lid on the hole in the side of the lid ekshalasi
- The purpose of the valve is to prevent ekshalasi air into the bag and prevent entry of room air. At the moment of inspiration, the valve on the side of the valve closes and the connection between the bag and the lid is opened, allowing 100% O2 inhalation. At the time of expiration, the valve opens and the side of the valve between the bag and close the lid, increase the release of ekshalasi air out and prevent the entry into the bag.
- The air does not mix inspiration with expiratory air
ADVANTAGES:
O2 Gives 80% for patients with severe hiposekmia
LOSSES:
- Not convenient for patients
- Limitations to eat, drink, cough
- The possibility of inherent valve
- Irritation of the eyes due to high O2 flow rate and the lid that does not fit on the nose
How to Install
- Explain the procedure in patients
- Connect the hose O2 on the humidifier with low flow
- The contents of O2 into the bag by closing the hole between the pouch with a lid
- Adjust the straps tightly closed lid seghingga face and comfortable, if necessary, use a gauze in a depressed area
- Adjust the flow of O2 so that the bag will be filled when the expression and nearly bud at the time of inspiration.
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