Heat and Moisture Exchangers (HME) are devices used in mechanically ventilated patients intended to help prevent complications due to "drying of the respiratory mucosa, such as mucus plugging and endotracheal tube (ETT) occlusion."1

  • 1. Solomita M, Palmer LB, Daroowalla F, et al. (October 2009). "Humidification and secretion volume in mechanically ventilated patients". Respir Care. 54 (10): 1329–35. PMID 19796412.