一次性口罩可以戴多长时间?

2025-03-15 07:28:40
推荐回答(2个)
回答1:

一次性口罩使用时间建议不超过1天。
一般情况下,一次性医用口罩和医用外科口罩为限次使用。对于一般人群来说,如果口罩保存正确,无污染,累计使用建议不超过8小时。如无特殊情况,即使累计使用时间未达上限,也不推荐第二天继续使用。
一般情况下,一次性医用外科口罩建议2~4小时更换一次。在口罩比较紧缺的时候,如果口罩使用以后,外表无污染、没有破损是可以重复使用的。如果口罩被液体打湿、被污染、出现破损等,或者感觉呼吸阻力增加时,应立即更换。
此外,佩戴口罩还有一些注意事项,比如口罩要定期更换,切不可一个口罩一戴就是两三天,口罩不可戴反,更不能两面轮流戴。在摘下口罩后,应将口罩废弃物放在袋子里避免二次污染,建议用酒精喷雾消毒后装在袋子里密封再丢弃,处理完口罩后,用七步洗手法认真洗手。

回答2:

一次性口罩的佩戴时间一般是四个小时左右,过了四个小时,需不需要更换新的

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