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The instructions include step-by-step techniques for ensuring a proper seal around the nose and mouth, recommendations for maintenance and replacement intervals, and essential hygiene practices to ensure maximum protective efficacy for both individuals and the community.",{"@graph":14,"@context":65},[15,34,56],{"@type":16,"itemListElement":17},"BreadcrumbList",[18,23,27,31],{"item":19,"name":20,"@type":21,"position":22},"https://docshare.wps.com","Home","ListItem",1,{"item":24,"name":25,"@type":21,"position":26},"https://docshare.wps.com/template/","Template",2,{"item":28,"name":29,"@type":21,"position":30},"https://docshare.wps.com/template/presentations/","Presentations",3,{"item":32,"name":10,"@type":21,"position":33},"https://docshare.wps.com/template/proper-removal-and-usage-of-medical-masks-prevention-guidelines/284193/",4,{"url":32,"name":10,"@type":35,"image":36,"author":41,"headline":10,"publisher":44,"fileFormat":47,"inLanguage":8,"description":12,"dateModified":48,"datePublished":49,"encodingFormat":47,"isAccessibleForFree":50,"interactionStatistic":51},"DigitalDocument",{"url":37,"@type":38,"width":39,"height":40},"https://docshare.wps.com/thumbnails/proper-removal-and-usage-of-medical-masks-prevention-guidelines/284193.png","ImageObject",442,249,{"name":42,"@type":43},"Oliver","Person",{"url":19,"name":45,"@type":46},"DocShare","Organization","application/vnd.openxmlformats-officedocument.presentationml.presentation","2026-10-19","2026-09-17",true,{"@type":52,"interactionType":53,"userInteractionCount":55},"InteractionCounter",{"@type":54},"ViewAction",13,{"@type":57,"mainEntity":58},"FAQPage",[59],{"name":60,"@type":61,"acceptedAnswer":62},"How often should a medical surgical mask be replaced?","Question",{"text":63,"@type":64},"It is recommended to replace your mask every four hours or immediately if it becomes contaminated.","Answer","https://schema.org",{"og:url":32,"og:type":67,"og:title":10,"og:site_name":45,"og:description":12},"article",{"robots":69,"canonical":32},"index,follow",{"doc_id":71,"site_id":7},284193,1791742684,{"code":4,"msg":74,"data":75},"success",[76,80,85,90,95,100,105,110,115],{"id":77,"doc_module":22,"doc_module_name":25,"category_name":29,"show_sort_weight":78,"slug":79},11,90,"presentations",{"id":81,"doc_module":22,"doc_module_name":25,"category_name":82,"show_sort_weight":83,"slug":84},12,"Resumes",80,"resumes",{"id":86,"doc_module":22,"doc_module_name":25,"category_name":87,"show_sort_weight":88,"slug":89},14,"Invoices",70,"invoices",{"id":91,"doc_module":22,"doc_module_name":25,"category_name":92,"show_sort_weight":93,"slug":94},15,"Posters",60,"posters",{"id":96,"doc_module":22,"doc_module_name":25,"category_name":97,"show_sort_weight":98,"slug":99},16,"Social Media",50,"social-media",{"id":101,"doc_module":22,"doc_module_name":25,"category_name":102,"show_sort_weight":103,"slug":104},17,"Forms",40,"forms",{"id":106,"doc_module":22,"doc_module_name":25,"category_name":107,"show_sort_weight":108,"slug":109},18,"Letters",30,"letters",{"id":111,"doc_module":22,"doc_module_name":25,"category_name":112,"show_sort_weight":113,"slug":114},21,"Paper Templates",5,"papers-templates",{"id":116,"doc_module":22,"doc_module_name":25,"category_name":117,"show_sort_weight":4,"slug":118},158,"General","general-158",{"code":4,"msg":74,"data":120},{"doc_id":71,"user_id":121,"nickname":42,"user_avatar":122,"doc_module":22,"category_id":77,"category_name":29,"doc_title":10,"doc_description":12,"doc_content":123,"file_id":124,"file_url":125,"file_type":126,"file_size":127,"view_count":55,"is_deleted":4,"is_public":22,"is_downloadable":22,"audit_status":22,"page_count":128,"language":129,"language_code":8,"site_id":7,"html_lang":8,"table_of_contents":130,"faqs":131,"seo_title":132,"seo_description":12,"update_tm":133,"read_time":26},8796095461610,"https://ap-avatar.wpscdn.com/davatar_276721f389ce27ea32af1340a28f341c","Proper removal of masks in prevention of new pneumonia\nFirst, choose the correct mask\nSecond, wear medical protective masks correctly\nThird, the classification of masks after wearing\nChoose the correct mask\nIsolation and protection measures for contact infection and respiratory infection pathways are needed for pneumonitis infected by a new type of coronavirus. At present, the most effective protective measures are the use of masks, so how to choose a correct mask?\nTargeted selection of medical surgical masks or medical protective masks\nDaily life\nIn daily life, avoid close contact (within 1 meter), the public can use medical surgical masks instead of medical protective masks.\nOnly when at close range (within 1 meter)\nWhen contacting or suspected patients, wear medical protective masks (N95 and above)\nDaily life\nWear medical protective masks correctly\n03 Please pull the mask to the lower jaw to immediately present a three-dimensional breathing space\n01 Cover the nose and mouth and hang the ear straps on both sides of the mask over the ears\n02 Fix the bridge of the nose to the shape of the nose to prevent dirty air from entering\nHow to wear medical surgical masks?\nIt is recommended to replace the mask once every four hours. If the mask is contaminated, it should be replaced immediately. So how to deal with worn masks? Liang Jiansheng, director and chief physician of the Center for Disinfection and Vector Control of Wuhan Center for Disease Control and Prevention, reminded in an interview on the evening of the 23rd that targeted treatments for the above three categories can be performed.\nProper handling of worn masks\nPrevent new pneumonia,\nwash your hands frequently,\nand wear a mask!","cbCaihZnSNOVVOl3","https://ap.wps.com/l/cbCaihZnSNOVVOl3","pptx",1198757,6,"English","# Guidelines for Correct Mask Usage\n## Selection Criteria for Masks\n## Proper Wearing Techniques\n## Maintenance and Disposal Procedures","[{\"question\":\"How often should a medical surgical mask be replaced?\",\"answer\":\"It is recommended to replace your mask every four hours or immediately if it becomes contaminated.\"}]","Proper Removal and Usage of Medical Masks - Prevention Guidelines | PPTX",1789628427]