The correct way to wear a mask

When wearing medical surgical masks and other masks that do not require airtightness, pay attention to the nose clip side up and the dark side facing out; pull up and down to open the folds, so that the mask covers the mouth, nose, and jaw; place the tips of your fingers along the metal strip of the bridge of the nose , From the middle to both sides, slowly press inward until it is close to the bridge of the nose; finally adjust the mask appropriately so that the periphery of the mask fully fits the face.

Wearing medical protective masks, N95, KN95, PPF2 and KN95 masks must be checked for air tightness. After wearing, you can cover the front of the respirator with both hands. Be careful not to move it. Exhale forcefully. You should feel the positive pressure in the respirator. If any leakage is found, adjust the position of the respirator and/or the tightness of the strap. Repeat the above steps to retest the tightness until the seal is good.

Please wash your hands before and after wearing the mask, and disinfect your hands if necessary. During the process, avoid touching the outside of the mask to avoid contamination of your hands or the mask. Disposable medical masks are recommended to be replaced every 4 hours. N95 medical protective masks are recommended to be used within 6-8 hours. h; When changing, do not touch the outside of the mask with your hands. Just remove the mask from your ears. After removing the mask, you should wash your hands immediately and pay attention to hand hygiene; if the mask becomes wet, the parts are damaged, or you feel breathing during wearing Increased resistance or contaminated secretions should be replaced in time; masks cannot be reused.

In short, even after the epidemic is over, different types of masks can be worn according to the location and individual needs. It is not necessary to wear a mask at home or when going out in places with few air circulation. It is recommended to wear a daily protective mask in haze weather; usually a common cold, with symptoms such as coughing and sneezing, or wearing a medical mask or Surgical masks; confirmed and suspected cases of respiratory infectious diseases need to wear masks above N95 when going out