2021-08-31
The use of oxygen concentrators for premature babies and people with serious diseases or trauma under normal pressure is also an important measure to save lives. It can be considered that not only patients with hypoxia need to inhale oxygen, but normal people also need to supplement a certain amount of oxygen in a natural environment. Such as patients with coronary heart disease, pulmonary heart disease, asthma, bronchitis, and various cardiovascular and cerebrovascular chronic diseases, pregnant women, mental workers with intense work and study, elementary schools, junior high schools, high schools, universities, graduate students and other test preparation personnel, plateau hypoxic areas Residents, tourists, etc.