上海市防治非典专家咨询组成员、瑞金医院陆志檬教授告诉大家 :“戴过的口罩 (纱布口罩 )完全可以重复使用。“因为口罩戴过以后 ,并不影响口罩内部的纱布结构 ,口罩仍能起到过滤病毒的作用。口罩之所以需要经常更换 ,主要是为了防止黏附在口罩外表面的病毒继续入侵口罩内层 , Professor Lu Zhimin of Ruijin Hospital, a member of SARS expert consultation team in Shanghai, told us: “The worn mask (gauze mask) can be reused.” Because the mask does not affect the structure of the gauze inside the mask, the mask can still function To filter the role of the virus. The reason why the mask needs to be changed frequently is mainly to prevent the virus adhered to the outer surface of the mask from continuing to invade the inner layer of the mask,