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医用无纺布实验和普通棉包装的比较
- 3月3日,2021

医疗技术不断前进,推动更好的面料和材料。随着高科技的应用,新织物必须提供无与伦比的清洁度,柔软性和强度。让我们来看看无纺布灭菌效果和棉织物进行灭菌包装的比较:


与传统棉包装相比,医用无纺布包装具有理想的灭菌和抗菌作用,并降低了包装成本。它将人力和物质资源降低到不同程度,节省了医疗资源,降低了医院感染的风险,并有效地控制医院。感染的发生起着一定的作用。它可以取代棉布用于可重复使用的医疗设备的包装,值得促销和应用。


灭菌和效果测试

所有包装都同时通过压力蒸汽灭菌,温度为132℃,压力为0.21MPa。在灭菌结束时,立即将10个具有自含生物指标的包装用于生物培养物的微生物学实验室,并且观察到灭菌效果48小时。

其他包装则存放在无菌供应室无菌室的无菌柜中。试验6 ~ 12个月期间,无菌室每月进行一次,空气细菌数56 ~ 158cfu/m3,温度20 ~ 25℃,湿度35% ~ 70%,无菌柜表面细胞≤5Ccfu/cm。

1.使用性能比较

After more than one year of use (the experiment’s July, August, and September are humid climates, and October, November, and December are dry climates, which are representative), we have summarized the performance difference between cotton-wrapped fabric and non-woven fabric, pure cotton The wrapping cloth has the advantage of good compliance, but it has the defects of cotton dust pollution and poor biological barrier effect. In the experiment, the bacteria growth of the aseptic bag is related to the humid environment, the storage condition is high, and the validity period is short; while the humid environment does not affect the medical non-woven Because of the biological barrier function of the cloth, the medical non-woven fabric has the advantages of good sterilization effect, convenient use, long storage period, and safety. The overall medical non-woven fabric is better than the cotton cloth.

2.比较抗菌效应

实验表明,医用无纺布的抗菌作用明显优于棉织物。由于医用非织造织物的多空间布置,高压蒸汽和其他介质可以弯曲并渗透到显示室袋中,渗透率为100%,对细菌具有很高的阻挡效果,以及细菌渗透过滤实验表明它高达98%。棉布的细菌渗透过渡率为8%-30%。重复洗涤和熨烫后,其纤维结构变形,导致布料孔且甚至是肉眼不易检测的小孔,导致包装失效孤立细菌。


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