Knowledge of the use of new coronavirus pneumonia masks

Knowledge of the use of new coronavirus pneumonia masks
June 17, 2020 No Comments Tips customjune.com

Masks are an important line of defense against respiratory infectious diseases and can reduce the risk of new coronavirus infections. The mask not only prevents the patient from spraying droplets, reduces the volume and speed of the spray, but also blocks the virus-containing droplet core and prevents the wearer from inhaling. Based on the current understanding of the disease, this guideline was developed on how to use masks correctly.

   First, the wearing principle

The basic principles of    are scientific and reasonable wearing, standard use, and effective protection. details as follows:

   (1) Healthy people do not need to wear masks in open and ventilated areas of non-epidemic areas, and masks are required to enter crowded or closed public places.

   (2) It is recommended to wear disposable medical masks in open and ventilated areas where the epidemic situation is high; enter medical or surgical masks or particulate protective masks when entering crowded or closed public places.

   (3) When you have a suspected symptom to the hospital, you need to wear a particulate protective mask or a medical protective mask without an exhalation valve.

   (4) Patients with basic respiratory diseases should use protective masks under the guidance of a doctor. Infants and young children cannot wear masks, which can easily cause suffocation.

   (5) Cotton yarn masks, sponge masks and activated carbon masks have no protection against viral infections.

   Second, the recommended mask type and use object

   (1) Disposable medical masks: It is recommended for the public to use in non-person-intensive public places.

   (2) Medical surgical masks: The protective effect is better than disposable medical masks. It is recommended to wear suspected cases, public transportation personnel, taxi drivers, sanitation workers, public service personnel, etc. during the post.

   (3) Particulate protective masks of KN95/N95 and above: the protective effect is better than medical surgical masks and disposable medical masks. It is recommended for on-site investigation, sampling and testing personnel. The public can also wear it in highly crowded or closed public places.

   (4) Medical protective mask: It is recommended to be worn by medical staff in outpatient clinics, isolation wards, and diagnosed patients.

   3. Principles of mask treatment after use

   (1) The masks worn by healthy people do not have the risk of the spread of new coronaviruses. They are generally replaced when the masks are deformed, wet, or dirty, resulting in a decrease in protection performance. The masks used by healthy people can be disposed of in accordance with the requirements of domestic waste classification.

   (2) The masks worn by suspected cases or diagnosed patients shall not be discarded at will, and shall be regarded as medical waste, which shall be treated in strict accordance with the relevant procedures of medical waste and shall not enter the circulation market.

   IV. Standards and precautions for children to wear masks

  It is recommended that children choose products that comply with the national standard GB2626-2006 KN95, and label children or adolescent particulate protective masks. Children should pay attention to the following when using masks:

   (1) Before wearing, children need to read and understand the instructions carefully with the help of parents to master the correct use of respiratory protective equipment;

   (2) Parents should always pay attention to the wearing of children’s masks. If children feel uncomfortable while wearing the masks, they should adjust or stop using them in time;

   (3) Due to the small size of the child’s face, it cannot fully close to the edge of the adult population mask. It is not recommended that children wear an adult population mask with tightness requirements.

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