Air is moistened because it is passed through the water vapour, Patient is asked to inspire the air by face mask or by the mouth piece. • Normally air passing through nose& pharynx is continuously moistening the respiratory mucous, if this is inefficient cilial action is impaired & secretions are viscid so need of humidifier to loosen viscid & thick secretions. • Humidification is moistening of air & gases, this is normal function of upper respiratory tract if this is inefficient then artificial humidifier is required Indications - 1) Patient with tracheostomy/ endotracheal tube 2) patient with oxygen mask 3) when thick secretions Choice of humidifier Ultrasonic type - patient with dry gas Disposal type - patient with respiratory failure like in chronic bronchitis, asthma, emphysema Method Humidification given by wide boring tube,,,,, short period given before chest clearance done for patient who is not intubated but breathe freely. It is nebulizer method-
Comments
Post a Comment