The correct choice and use of medical masks

Medical surgical masks and medical protective masks have national technical standards, which can effectively block pathogens. Other types of masks have no unified technical standards and only have a certain mechanical blocking effect, which cannot effectively prevent pathogens from invading through the respiratory tract. Conclusion Physicians should correctly choose and use medical masks in clinical work according to the actual situation and protection purposes, so as to prevent the spread of respiratory tract infectious diseases and infectious diseases in the hospital, do effective occupational protection, and reduce hospital infections. happen.