Crius HF3(nasal humidification high flow oxygen therapy) can output air oxygen mixture with higher flow than traditional oxygen therapy, so as to improve the effective ventilation of patients' alveoli. The high flow rate mixture can erode the anatomical dead cavity of the airway, which is conducive to the improvement of oxygenation level.
During November 15-18, Medica, the largest medical trade fair in the world, has been taking place for more than four decades. Over the years, this event has attracted several thousand exhibitors from more than 50 countries.
From 2021.9.26-9.29, the China-Africa Economic and Trade Expo was officially held in Changsha. This expo has become a new platform for promoting the implementation of the economic measures of the Forum on China-Africa Cooperation and a new window for local cooperation with Africa.