Disposable surgical masks and medical protective masks, which have become new affairs and measures in the control of hospital infection, were both medical products regulated by the state after SARS in 2003. Talked about mask in the past, people will think of gauze masks, dust mask, during the period of SARS in hospitals has produced many cross infection, we began to suspect that the role of the gauze mask, until finally the state food and drug administration through the experiment proved that the gauze mask does not have protective functions, people begin to pay attention to the application of disposable surgical masks and medical respirator. Common disposable surgical masks are often available in addition to white Mais
With the development of the society, more and more waste release in the air, and some diseases are in happen, so in order not to inhale the waste and to prevent the transmission of the disease in the first place to provide medical surgical masks, avoid crossing infection and infectious diseases department and triage point of physicians to adopt standard safety precautions, need to wear surgical masks. Disposable surgical masks and medical protective masks, which have become new affairs and measures in the control of hospital infection, were both medical products regulated by the state after SARS in 2003. In the past, when you talked about masks, you would think of gauze masks, dust masks, Mais
Speaking of surgical masks, I believe that a lot of people are not strange, surgery and dressing change operations need to wear, but a lot of people often do not know what surgical masks use errors? Medical surgical masks should meet the YY, 0469-2004 standard for medical surgical masks technical requirements and key technical indexes including filtration efficiency, bacteria, filtration efficiency and breathing resistance: 1, the filtration efficiency: (30 + 2) in the air flow under the condition of L/min, the median aerodynamic diameter (0.24 + 0.06) microns of sodium chloride aerosol filtration efficiency of no less than 30%; 2. Bacterial filtration efficiency: in regulation Mais
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