How to deal with medical masks expired?

　The quality requirements of medical masks are relatively high. It consists of two parts: the mask face and the tension belt. The face of the mask can be divided into three layers: inner, middle and outer. The inner layer is ordinary sanitary gauze or non-woven fabric, and the middle layer is super Thin polypropylene fiber meltblown material layer, the outer layer is non-woven fabric or ultra-thin polypropylene meltblown material layer. The outer layer has an anti-droplet design, the middle layer filters, the inner layer absorbs moisture, and the mask is made of non-woven fabric. This kind of mask is mainly used to protect doctors from droplets and splashes. Its particle filtration rate is only greater than 30%, and the filtration rate of bacteria can reach more than 95%. This three-layer configuration makes fine virus filtration very good, and the materials are not poisonous, making it a very good medical protective mask.

Medical masks

In fact, medical masks can be carried and used by doctors at any time. In fact, ordinary residents can also spare some. They can be worn when the air is bad to protect their respiratory system and protect their health. Medical masks expired and how to deal with it. According to the medical requirements, once a mask expires, it cannot enter clinical use, but personal protection can still be used if the outer packaging of the mask is not damaged or contaminated. However, for safety reasons, it is recommended to dispose of after disinfection, or directly switch to a new product. Like general operations, the medical protective masks used by surgeons are all one-time masks, and they are thrown away once they are used up. To ensure the safety of the next operation, a brand new medical protective mask will be used.