CN108471754A - 消毒擦拭巾 - Google Patents
消毒擦拭巾 Download PDFInfo
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Abstract
一种消毒擦拭巾系统(2),包括:柔性密封容器(4),包括多个织物擦拭构件(6)和可破裂的袋子(12);第一部分,包括吸收或浸渍在所述的织物擦拭构件中的载体介质中的第一试剂;以及第二部分,在所述的可破裂的袋子(12)内,所述的第二部分与第一部分混溶并且包含在载体介质中的第二试剂;其中所述的第一试剂和第二试剂在混合时反应以提供消毒剂组合物;其中所述的容器(4)具有开口(14),所述的擦拭构件(6)和所述的可破裂的袋子(12)可以通过所述的开口;所述的开口(14)由背衬粘合剂标签(8)可释放地密封;以及其中,所述的可破裂的袋子(12)与多个所述的擦拭构件(6)分开,使得它可以通过开口(14)移除而不需要移除多个擦拭构件(6)中的任何一个。
Description
技术领域
本发明涉及一种消毒擦拭巾系统,特别涉及使用两部分化学制剂制备杀孢子擦拭巾的装置和方法。本发明特别用于消毒表面,特别是医疗设备和仪器的表面,但不限于这些用途。
背景技术
WO 2005/011756公开了一种包括两部分消毒剂系统,包括具有在载体介质中的第一试剂的第一部分和与第一部分混溶且包括在载体介质中的第二试剂的第二部分。第一试剂和第二试剂在混合时反应以提供消毒剂组合物。第一部分包含在泵分配器中,由此可以作为流体分配,优选作为泡沫,第二部分被吸收或浸渍在密封容器中的至少一个织物构件中。为了制备消毒擦拭巾,使用者从容器中取出浸渍的擦拭巾,并将一部分泡沫从喷雾器施加到擦拭巾上。为了促进泡沫和擦拭巾中的试剂的混合,使用者可以将擦拭巾折叠成两半并在打开之前弄皱或摩擦折叠的擦拭巾。
该系统特别适用于制备其中消毒剂具有有限的保质期的擦拭巾,例如二氧化氯。然而,如果在相对短的时间内需要大量消毒擦拭巾,则制备过程可能是耗时的。
JP 2005/255657公开了一种用于制备消毒或除臭擦拭巾的一次性装置。该装置包括内袋,该内袋含有酸并且层压到浸渍有亚氯酸盐水溶液的片材上。内袋和片材装在外袋中,外袋通过热熔相对的端部密封。外袋被压制或受到冲击以破坏内袋并使酸流入层压板。这种作用引起片材浸渍二氧化氯。然后,使用者移除外袋的全部内容物(层压到内袋上的消毒剂片材),这将需要破裂或撕开外袋的开口。
发明内容
在独立权利要求中限定了本发明的各方面。优选特征在从属权利要求中限定。
本发明允许在密封容器中制备批量的消毒擦拭巾。消毒剂优选为二氧化氯,其具有优异的杀菌和杀孢子特性。根据本发明的一个方面的一批二氧化氯浸渍的消毒擦拭巾可以快速制备并且具有长达8小时的保质期。
整个消毒擦拭巾系统包含在单个包装内并被激活,这为制备一批消毒擦拭巾提供了方便和简便的方法。
附图说明
现在仅通过示例参考以下附图进一步描述本发明,其中:
图1和2为根据本发明的一个实施例的消毒擦拭巾系统的俯视图;
图3和4显示了制备消毒擦拭巾的步骤;以及
图5示出了根据本发明另一个实施例的有活性的消毒擦拭巾系统。
具体实施方式
图1中所示的消毒擦拭巾系统2包括柔性密封容器4,其包含多个织物擦拭构件6和可破裂的袋子12。织物擦拭构件6浸渍有包含载体介质中的第一试剂的第一部分。在该实施例中,有交错的20个擦拭构件。在该实施方案中,第一部分是210ml柠檬酸水溶液(5-20g/kg)。
可破裂的袋子12包含第二部分,该第二部分可与第一部分混溶并且包含在载体介质中的第二试剂。在该实施例中,第二部分包含70ml亚氯酸钠水溶液(0.5-5g/kg)。
第一试剂和第二试剂在混合时反应,以提供消毒剂组合物。在该实施例中,消毒剂组合物是通过亚氯酸钠和柠檬酸之间的反应产生的二氧化氯水溶液(0.1-1g/kg ClO2)。
示例性容器4是由塑料材料形成的包装,并且具有开口14(图2),擦拭巾6和可破裂的袋子12可以通过开口14从容器4移除。在正常使用中,开口14由背衬粘合剂标签(adhesive-backed label)8覆盖,其将容器4的内部隔离外部环境密封。粘合剂标签8是可拆卸和可再密封的;它包括一个非粘性的悬垂片部分(tab portion)10,以帮助剥离标签。
为了制备一批消毒擦拭巾,使用者按压容器4(图3)以使袋子12破裂并将第二部分(亚氯酸钠溶液)释放到密封容器4内。将第二部分溶液均匀地分散在擦拭巾6之间,使用者轻轻地摇动容器4。可以方便地在标签8上提供使用说明(图5)。
使用者将标签8剥离并从容器4中取出空的袋子12(图4)。然后,使用者重新密封容器4。在袋子12破裂并分散内容物10分钟后,消毒擦拭巾6准备好使用。为了分配有活性的消毒剂擦拭巾,使用者将标签8剥离并在将开口上的标签更换之前通过开口14拉出擦拭巾。
有活性的消毒擦拭巾在与表面接触的一到两分钟内杀死孢子。容器中的消毒擦拭巾在活化后保持可用至少8小时。
实验
使用含有0.2g/kgClO2的测试消毒剂,由英国伯明翰医院感染研究实验室(伯明翰NHS基金会大学医院的一部分)评估根据本发明的消毒擦拭巾(代号DVNT021Burst)的活性。
测试方法概述
采用了即用型产品的改进方法。该方法允许以97%的有效浓度测试即用型产品(EN13727(2013)中描述的方法)。制备艰难梭菌和枯草芽孢杆菌孢子(C、difficile and B、subtilis spores)的悬浮液,每个含有至少108个活孢子/ml。试验方法包括将0.1ml试验孢子悬浮液与0.2ml土壤(1.5%w/v白蛋白)混合,然后加入9.7ml试验消毒剂。在所需的接触时间后,将0.1ml除去到9.9ml的回收肉汤(8.9ml中和剂和1ml水)。通过在胰蛋白胨大豆琼脂上铺板并在37℃下孵育18-24小时来检测存活的枯草芽孢杆菌孢子。将板在37℃下再温育24小时,以检查另外的生长。通过用5%羊血涂布在Columbia琼脂上并在37℃厌氧条件下孵育3-5天来检测存活的艰难梭菌孢子。
要求
EN 13704(第2阶段第1步骤杀孢子试验)的测试要求是在60分钟内减少量≥3log10。
结果
DVNT021 Burst对枯草芽孢杆菌孢子的功效
(所有测试一式两份进行)
表格1
DVNT021 Burst针对艰难梭菌孢子的功效
(所有测试一式两份进行)
表格2
比较例
作为比较。二氯异氰尿酸钠(NaDCC)*。在产生500ppm游离氯的浓度下,得到以下结果:
表格3
表格4
*使用的产品是市售配方。这些结果包括在孢子悬浮液的内部对照中。
结论
对于“0小时”和“8小时”溶液,用DVNT021Burst进行的测试表明,在20℃、2分钟内的干净(0.03%w/v白蛋白)条件下,枯草芽孢杆菌的孢子减少量>3log10。对于“0小时”和“8小时”溶液,在1分钟内的干净条件下,对于艰难梭菌的孢子,DVNT021Burst实现减少量>4log10。
EN 13704要求在60分钟内减少量≥3log10。因此,均使用新鲜溶液('0小时')和老化8小时('8小时'),DVNT021Burst在2分钟内的干净条件下抗枯草芽孢杆菌满足测试标准,在1分钟内抗艰难梭菌满足测试标准。
织物擦拭构件可由任何合适的织物形成,织造或非织造。它们可以是天然或人造纤维,例如聚酯、棉、纤维素或其混合物。其他合适的织物对于纺织品或织物领域的技术人员来说是熟知的。
二氧化氯水溶液具有特征性的黄色。当使用者在袋子破裂后观察到容器4的内容物是黄色,这提供了混合的确认。为了增强自然色,第二部分可任选地包括有色成分,以便可以用第二部分进行擦拭巾覆盖的视觉指示。
尽管参考含有柠檬酸水溶液的第一部分和含有亚氯酸钠水溶液的第二部分举例说明了本发明,但应理解本发明不限于该实施方案。例如,第一部分可含有亚氯酸钠,第二部分可含有柠檬酸。可替代地使用本领域技术人员熟知的其它试剂,用于产生二氧化氯作为消毒剂或用于产生替代的消毒剂如过乙酸。
Claims (9)
1.一种消毒擦拭巾系统,包括:
柔性密封容器,包括多个织物擦拭构件和可破裂的袋子;
第一部分,包括吸收或浸渍在所述的织物擦拭构件中的载体介质中的第一试剂;以及
第二部分,在所述的可破裂的袋子内,所述的第二部分与第一部分混溶并且包含在载体介质中的第二试剂;
其中所述的第一试剂和第二试剂在混合时反应以提供消毒剂组合物;
其中所述的容器具有开口,所述的擦拭构件和所述的可破裂的袋子可以通过所述的开口;所述的开口由背衬粘合剂标签可释放地密封;以及
其中,所述的可破裂的袋子与多个所述的擦拭构件分开,使得它可以通过开口移除而不需要移除多个擦拭构件中的任何一个。
2.根据权利要求1所述的消毒擦拭巾系统,其特征在于,所述的标签包括非粘性悬垂片部分。
3.根据权利要求1或2所述的消毒擦拭巾系统,其特征在于,所述的第一试剂和第二试剂在混合时反应以产生二氧化氯。
4.根据前述任一项权利要求中所述的消毒擦拭巾系统,其特征在于,所述的第一试剂为一种酸,且所述的第二试剂为亚氯酸盐。
5.根据前述任一项权利要求中所述的消毒擦拭巾系统,其特征在于,所述的第一部分和所述的第二部分中的至少一个包括指示试剂,所述的指示试剂在所述的部分混合在一起时改变颜色。
6.一种制备多个消毒擦拭巾的方法,所述的方法包括如权利要求1所述的消毒擦拭巾系统,并按压所述的密封容器以使所述的袋子破裂。
7.根据权利要求6所述的方法,还包括开封所述的容器并从所述的容器中取出破裂的袋子。
8.根据权利要求7所述的方法,还包括在移除所述的破裂的袋子之后重新密封所述的容器。
9.根据权利要求6至8中任一项所述的方法,还包括在从所述的容器分配消毒剂擦拭巾之前从所述的袋子破裂起等待至少两分钟。
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PCT/EP2017/051437 WO2017129567A1 (en) | 2016-01-28 | 2017-01-24 | Disinfectant wipes |
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CN110101893A (zh) * | 2019-04-18 | 2019-08-09 | 一扫清(上海)环境科技有限公司 | 一种应急消毒处置巾及应急消毒处置包及其使用方法 |
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KR102095933B1 (ko) | 2018-11-22 | 2020-04-01 | 이승현 | 물티슈 오염방지를 위한 재점착 라벨지 |
US11845916B2 (en) | 2020-06-24 | 2023-12-19 | The Clorox Company | Burstable sporicidal cleaning wipe system containing stabilized hypochlorite |
GB2597911B (en) * | 2020-07-20 | 2023-05-24 | Tristel Plc | Validation of procedures in a decontamination process |
CN115367289B (zh) * | 2022-09-02 | 2024-05-24 | 安庆市康明纳包装有限公司 | 一种医用包装袋及其使用方法 |
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JP2005255657A (ja) * | 2004-03-08 | 2005-09-22 | Mitsuo Ichizaka | 殺菌,消臭シ−トの製造法とそれに使用される容器 |
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AU2017211253B2 (en) | 2020-06-18 |
AU2017211253A1 (en) | 2018-07-19 |
KR20180107178A (ko) | 2018-10-01 |
SG11201805764VA (en) | 2018-08-30 |
US10457465B2 (en) | 2019-10-29 |
EP3407721A1 (en) | 2018-12-05 |
GB2546970B (en) | 2018-01-24 |
CA3010901A1 (en) | 2017-08-03 |
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WO2017129567A1 (en) | 2017-08-03 |
US20190023476A1 (en) | 2019-01-24 |
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