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【防疫有我 爱卫同行】为什么要坚持戴口罩?

2022-12-04 16:02  

继续坚持

戴口罩

口罩是预防呼吸道传染病的重要防线,可以降低新型冠状病毒感染风险。口罩不仅可以防止病人喷射飞沫,降低飞沫量和喷射速度,还可以阻挡含病毒的飞沫核,防止佩戴者吸入。

即使打了新冠病毒疫苗

也要继续戴口罩

对于个人来说,接种疫苗的保护效果不是100%,并且产生保护性抗体也需要一定的时间;对于群体来说,在没有形成免疫屏障的情况下,新冠病毒依然容易传播。所以,现阶段一些防控措施仍然要坚持,包括戴口罩、保持社交距离、勤洗手、通风等防护措施。

在公共场所通风不好的

密闭空间等建议戴口罩

在空气流通不好地方,比如封闭的交通工具飞机、高铁、地铁、公交车等,封闭的公共场所如乘坐电梯这样通风条件不太好的地方,要戴口罩。

到医院就诊或者陪同亲友看病,在医院环境中一定要戴口罩。

此外,在公共服务窗口,像超市的收银、银行的柜台这些地方要戴口罩。

口罩在变形、弄湿或弄脏导致防护性能降低时需及时更换。

如何正确戴口罩

有呼吸道基础疾病的患者需在医生指导下使用防护口罩。

年龄极小的婴幼儿不能戴口罩,易引起窒息。

棉纱口罩、海绵口罩和活性炭口罩对预防病毒感染无保护作用。

科学佩戴口罩对于新冠肺炎等呼吸道传染病具有预防作用,既有利于保护个人,又有益于公众健康。

01

洁双手

日常注意手卫生,佩戴和摘下口罩时,要洗手。

02

辨正反

戴口罩前,请将口罩鼻夹侧朝上、深色面朝外。如口罩无颜色区别,可根据口罩皱褶判断,皱褶处向下为外。

03

严密合

戴口罩时,用双手手指置于金属鼻夹中部,一边向内按压一边顺着鼻夹两侧移动指尖,直至将鼻夹完全按压成鼻梁形状为止。同时快速吸气,检查空气是否从口罩边缘包括鼻梁处泄露,再调整鼻夹。

04

防飞溅

打喷嚏或咳嗽时不需要摘下口罩,可适时更换;如不习惯,可摘下口罩用纸巾或肘部遮掩口鼻。

05

护幼儿

帮小朋友整理口罩时,要做好手卫生,不要用不干净的手触碰孩子的口罩、脸或者头部。

06

巧更换

口罩佩戴使用中,如果发现口罩明显潮湿或脏污时,建议立即更换新口罩,以免影响防护效果。

来源:健康中国

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