Doctors at RG Kar Medical College & Hospital have questioned the use of conventional cold-bubble humidifiers for delivering oxygen to patients and sought a withdrawal of its use as it did not ...

Most humidifiers for oxygen therapy equipment can be classified ... so as to form many (small) bubbles, or the gas is led through a venturi orifice with an adjoining sump tube kept beneath the ...

Community teams must help ensure this practice occurs. On starting therapy, some patients develop upper airway dryness; no evidence suggests that passing oxygen through a “bubble” humidifier will ...