It has resolved the problems of respiratory tract dryness, ropy sputum, dead cavity increase resulting from the traditional oxygen therapy device.

• 它解决了传统的吸氧装置无恒温和加湿功能，易于造成患者呼吸道干燥，导致痰液粘稠、死腔增多，从而增加患者痛苦的问题。