Optiflow

1. Multiple pateint use for 24 hr

2. Fit water chamer into device 

3. Hang water reservoir  bag

4. Assemble the circuit

5. Add 500ml Sterile water

6. Connect to oxygen source

AA031M connect to sampling line to monitor EtCO2 and O2 delivery 

AA041S and AA041M for O2 delivery only