Oxygen Mask Bag

Ordinary medical mask

Ordinary medical masks are used to block the sprays exhaled from the oral cavity and nasal cavity, and can be used for one-time hygiene care in ordinary medical environments, with the lowest level of protection. It is suitable for general health care activities, such as sanitation, liquid preparation, cleaning bed units, etc., or barrier or protection of particles other than pathogenic microorganisms such as pollen.

Compliance with the relevant registered product standards (YZB), generally lacks the filtration efficiency requirements for particles and bacteria, or the filtration efficiency requirements for particles and bacteria are lower than medical surgical masks and medical protective masks, and only reach 20.0% for aerosols with a diameter of 0.3μm -25.0% protection effect, can not achieve the filtration efficiency of particles and bacteria, can not effectively prevent pathogens from invading through the respiratory tract, can not be used for clinical invasive operations, and can not protect against particles, bacteria and viruses, and is limited to dust particles Or aerosols play a certain mechanical barrier. [6]

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