Numerous cases have incorrect understanding of oxygen remedy. For illustration, some cases suppose that long- term oxygen inhalation will be" dependence", or that long- term oxygen inhalation will beget "resistance" like antibiotics, and the effect will come worse and worse in the future.

In fact, long- term family oxygen remedy and smoking conclusion are two ways to change the natural course of habitual bronchitis. Home oxygen remedy can correct hypoxemia in cases with habitual bronchitis and delay the deterioration of the condition. The restorative effect of oxygen remedy is unmatched by all current medicines. It's recommended that all cases with suggestions admit home oxygen remedy as much as possible.

Before long- term home oxygen remedy, perform blood gas analysis to determine whether long- term home oxygen remedy is demanded. Oxygen remedy generally involves gobbling oxygen through a nasal cannula at a inflow rate of1.5-2.5 liters/ min. The duration of oxygen inhalation shouldn't be lower than 15 hours per day, including sleep time.

Regularly check lung function, arterial blood gas, blood oxygen achromatism, hemoglobin, etc. after oxygen remedy.

According to the check, the main problem that presently exists is that the duration of diurnal oxygen remedy for cases with habitual bronchitis is fairly short. Utmost cases in Shanghai (73) take oxygen for ≤ 3 hours per day.