HFNC vs Two Nare HFNC in Extubated Patients

Recently a new mode of high flow oxygen therapy has presented on the market where the prongs of high flow have different diameters .These two-nare size high flow nasal cannula are capable of delivering gases at a flow rate of 15-50 L/min, similar to the conventional HFNP but the difference in the diameters provide different levels of positive pressure as compared to conventional HFNP.