Medical masks can be divided into: medical protective masks, medical surgical masks, ordinary medical masks.
Medical protective masks are suitable for the protection of airborne respiratory infections by medical staff and related staff. Medical protective masks can prevent most pathogens such as bacteria and viruses. WHO recommends that medical personnel use protective masks against particles to prevent hospital air Virus infection.
Medical surgical masks are suitable for basic protection of medical personnel or related personnel, as well as protection against blood, body fluids and splashes during invasive procedures. Disposable medical surgical masks should also be issued to suspicious respiratory patients to prevent Other personnel pose a threat of infection, reducing the risk of cross-infection, but avoiding infection is not as effective as medical protective masks.
Ordinary medical masks are used to block spouts from the mouth and nasal cavity, and can be used for one-time hygiene care in general medical environments. They are suitable for general hygiene care activities, such as sanitary cleaning, liquid dispensing, cleaning bed units, etc. The blocking or protection of particles other than microorganisms such as pollen.
