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Online ISSN 1827-1596
Gross J. L., Park G. R.
Intensive Care Unit, North Middlesex, University Hospital, Sterling Way, London, UK
Humidification of inspired gas is mandatory for all mechanically ventilated patients to prevent secretion retention, tracheal tube blockage and adverse changes occurring to the respiratory tract epithelium. However, the debate over “ideal” humidification continues. Several devices are available that include active and passive heat and moisture exchangers and hot water humidifiers Each have their advantages and disadvantages in mechanically ventilated patients. This review explores each device in turn and defines their role in clinical practice.