With the continuous improvement of people's health awareness, oxygen therapy has gradually become an important health care method in many families. There are many brands of low-noise oxygen concentrators on the market. How can we choose a suitable low-noise oxygen concentrator? Pay attention to the following points, you can effectively avoid stepping on thunder:

　　Low noise oxygen concentrator to see oxygen flow

　　Low-noise oxygen concentrators are available in 1 L, 3 L, 5 L, 8L, etc., which indicates the maximum oxygen flow per minute that the oxygen concentrator can provide under the premise of guaranteed oxygen concentration. The oxygen flow rate applicable to different groups of people is different:

　　The 1 L low-noise oxygen concentrator is suitable for pregnant women who need general oxygen inhalation and mental workers who work and study for a long time. It is mainly used for health care; the 3 L oxygen concentrator is suitable for the elderly at home. Oxygen therapy for patients at home; 5L oxygen concentrator is suitable for patients with cardiopulmonary functional diseases; 8L low-noise oxygen concentrator is suitable for special patients who need high oxygen flow and long-term oxygen inhalation.