皮膚消毒液的作用是什么
皮(pi)(pi)(pi)(pi)膚(fu)(fu)消毒(du)(du)(du)(du)(du)(du)液(ye),顧(gu)名(ming)思義就是(shi)可以用(yong)(yong)(yong)(yong)于皮(pi)(pi)(pi)(pi)膚(fu)(fu)消毒(du)(du)(du)(du)(du)(du)的消毒(du)(du)(du)(du)(du)(du)液(ye),皮(pi)(pi)(pi)(pi)膚(fu)(fu)消毒(du)(du)(du)(du)(du)(du)液(ye)通常刺激性(xing)較小(xiao),主(zhu)要(yao)作用(yong)(yong)(yong)(yong)是(shi)注(zhu)射部位(wei)皮(pi)(pi)(pi)(pi)膚(fu)(fu)消毒(du)(du)(du)(du)(du)(du)、術野皮(pi)(pi)(pi)(pi)膚(fu)(fu)消毒(du)(du)(du)(du)(du)(du)、衛(wei)生手消毒(du)(du)(du)(du)(du)(du)和外科手消毒(du)(du)(du)(du)(du)(du)等。皮(pi)(pi)(pi)(pi)膚(fu)(fu)消毒(du)(du)(du)(du)(du)(du)液(ye)不(bu)僅具有(you)消毒(du)(du)(du)(du)(du)(du)作用(yong)(yong)(yong)(yong),使(shi)(shi)用(yong)(yong)(yong)(yong)完(wan)后皮(pi)(pi)(pi)(pi)膚(fu)(fu)表面細菌(jun)滋生很慢,因為(wei)(wei)它具有(you)抑菌(jun)、殺菌(jun)作用(yong)(yong)(yong)(yong)。使(shi)(shi)用(yong)(yong)(yong)(yong)皮(pi)(pi)(pi)(pi)膚(fu)(fu)消毒(du)(du)(du)(du)(du)(du)液(ye)要(yao)注(zhu)意皮(pi)(pi)(pi)(pi)膚(fu)(fu)消毒(du)(du)(du)(du)(du)(du)前(qian)要(yao)視皮(pi)(pi)(pi)(pi)膚(fu)(fu)的污染情況對皮(pi)(pi)(pi)(pi)膚(fu)(fu)進(jin)行不(bu)同的清潔(jie)。消毒(du)(du)(du)(du)(du)(du)時以肌內、皮(pi)(pi)(pi)(pi)下、靜脈注(zhu)射及針灸部位(wei)和各種診療性(xing)穿(chuan)刺應以注(zhu)射和穿(chuan)刺部位(wei)為(wei)(wei)中心,由內向(xiang)外緩(huan)慢旋轉涂擦(ca),涂擦(ca)范圍直(zhi)徑≥5cm,涂擦(ca)2~3遍(bian),或(huo)遵循所用(yong)(yong)(yong)(yong)消毒(du)(du)(du)(du)(du)(du)劑的使(shi)(shi)用(yong)(yong)(yong)(yong)說明(ming)書(shu)使(shi)(shi)用(yong)(yong)(yong)(yong)即可。
皮膚消毒液有效期
皮膚消(xiao)毒液的有(you)(you)效(xiao)(xiao)期應(ying)參照使用(yong)說明書,消(xiao)毒液一(yi)經打(da)開,應(ying)在有(you)(you)效(xiao)(xiao)期之(zhi)前用(yong)完。無(wu)明確(que)(que)規定使用(yong)期限(xian)的應(ying)根據使用(yong)方法及頻(pin)次、環境溫濕度等(deng)因素確(que)(que)定使用(yong)期限(xian),確(que)(que)保(bao)微生物污染指標低于100CFU/ml。連續使用(yong)最(zui)長不應(ying)超(chao)過17天。
常用的皮膚除菌液有哪些
1、乙醇消毒液
乙醇(chun)(酒精)具有(you)(you)可靠的(de)殺菌作(zuo)用(yong)(yong),一般(ban)用(yong)(yong)于(yu)皮膚消毒的(de)制劑中含有(you)(you)的(de)是乙醇(chun)、丙(bing)(bing)醇(chun)或異丙(bing)(bing)醇(chun)。對(dui)最常用(yong)(yong)的(de)乙醇(chun)而言,60.0%~80.0%是最有(you)(you)效(xiao)濃度(du)。由(you)于(yu)蛋(dan)白(bai)質在缺水條(tiao)件下(xia)不容易發生(sheng)變(bian)性(xing),因此更高的(de)濃度(du)反(fan)而會降低殺菌效(xiao)果。乙醇(chun)用(yong)(yong)于(yu)皮膚能快速殺菌,但是沒(mei)有(you)(you)持久(jiu)活性(xing)。然而使用(yong)(yong)乙醇(chun)手消毒液后,細菌在皮膚上(shang)繁殖很慢(man),可能由(you)于(yu)乙醇(chun)對(dui)皮膚上(shang)的(de)很多細菌有(you)(you)致(zhi)命的(de)殺滅作(zuo)用(yong)(yong)。此外,乙醇(chun)與其他化(hua)學(xue)抗(kang)菌劑配伍(wu)具有(you)(you)協同抗(kang)菌作(zuo)用(yong)(yong)。
2、碘與聚維酮碘
碘(dian)(dian)是(shi)被臨(lin)床廣(guang)泛(fan)應用(yong)的(de)(de)皮膚(fu)消毒(du)劑,碘(dian)(dian)分子(zi)能快速滲透(tou)細(xi)(xi)胞壁(bi),通過形成(cheng)氨(an)基酸和(he)不飽和(he)脂(zhi)肪酸,導(dao)致蛋白(bai)合成(cheng)困難和(he)細(xi)(xi)胞膜(mo)改變。臨(lin)床常用(yong)的(de)(de)含(han)碘(dian)(dian)制劑主(zhu)要是(shi)碘(dian)(dian)酊(碘(dian)(dian)酒)、碘(dian)(dian)伏和(he)聚(ju)維酮碘(dian)(dian)溶液。聚(ju)維酮碘(dian)(dian)是(shi)當(dang)前(qian)最主(zhu)要的(de)(de)含(han)碘(dian)(dian)皮膚(fu)消毒(du)劑,也(ye)是(shi)皮膚(fu)黏膜(mo)消毒(du)劑。是(shi)碘(dian)(dian)與表(biao)面活性(xing)劑結合而成(cheng)的(de)(de)不定型絡合物(wu)(wu)。其(qi)所含(han)表(biao)面活性(xing)成(cheng)分能改變溶液對物(wu)(wu)體的(de)(de)濕(shi)潤(run)性(xing),可在皮膚(fu)表(biao)面上(shang)形成(cheng)一層極薄(bo)的(de)(de)殺(sha)菌薄(bo)膜(mo)。具有協助碘(dian)(dian)穿透(tou)有機物(wu)(wu)作(zuo)用(yong),并(bing)能乳化脂(zhi)肪,緩(huan)慢(man)持久的(de)(de)釋放有效碘(dian)(dian),加強碘(dian)(dian)的(de)(de)殺(sha)菌作(zuo)用(yong)。
3、氯己定
氯(lv)己定(ding)屬于雙胍類抗(kang)(kang)菌(jun)劑,具有毒(du)(du)(du)性(xing)(xing)低、刺激性(xing)(xing)小(xiao)、抗(kang)(kang)菌(jun)譜廣(guang)等特點,主要(yao)用(yong)作(zuo)皮膚及(ji)黏膜的(de)(de)抗(kang)(kang)菌(jun)處理。氯(lv)己定(ding)本身難溶(rong)于水,但是葡萄(tao)糖酸的(de)(de)形(xing)式是水溶(rong)性(xing)(xing)的(de)(de)。抗(kang)(kang)菌(jun)活性(xing)(xing)是黏附并(bing)破壞細胞漿膜,導(dao)致細胞內(nei)容物沉淀。氯(lv)己定(ding)的(de)(de)即刻抗(kang)(kang)菌(jun)活性(xing)(xing)比(bi)乙醇慢。它具有很(hen)好的(de)(de)抗(kang)(kang)革蘭陽性(xing)(xing)菌(jun)作(zuo)用(yong),對革蘭陰性(xing)(xing)菌(jun)和(he)真菌(jun)的(de)(de)作(zuo)用(yong)較弱,對分枝(zhi)桿菌(jun)屬作(zuo)用(yong)小(xiao),對芽胞無效(xiao)。體外試(shi)驗顯示對有膜的(de)(de)病(bing)(bing)毒(du)(du)(du)如(ru)皰(pao)疹病(bing)(bing)毒(du)(du)(du)、HIV、巨細胞病(bing)(bing)毒(du)(du)(du)、流感病(bing)(bing)毒(du)(du)(du)和(he)RSV有效(xiao),但明顯對無膜的(de)(de)病(bing)(bing)毒(du)(du)(du)如(ru)輪狀(zhuang)病(bing)(bing)毒(du)(du)(du)、腸道病(bing)(bing)毒(du)(du)(du)和(he)腺病(bing)(bing)毒(du)(du)(du)有效(xiao)性(xing)(xing)較低。
4、季銨鹽類化合物
季銨鹽是一大類結構復雜多變的化合物。其中烷基苯扎氯胺(苯扎溴銨)已經在臨床廣泛使用。其他用作消毒劑的化合物包括苯扎氯胺、苯扎溴胺。其抗菌活性主要是吸附細胞漿膜,,隨之出現低分子細胞質缺乏。季銨鹽類抗菌劑抑菌和殺菌濃度較低,毒性與刺激性小,使用方便,性質穩定,曾廣泛應用于醫療衛生等各個領域。近年來發現苯扎溴銨(an)等季銨(an)鹽類抗菌(jun)(jun)劑盡管抑菌(jun)(jun)作用很強(qiang),但殺菌(jun)(jun)譜(pu)較(jiao)窄(zhai):對(dui)銅(tong)綠假(jia)單胞菌(jun)(jun)等革蘭陰性菌(jun)(jun)的作用較(jiao)差(cha),對(dui)結核分枝桿(gan)菌(jun)(jun)和細菌(jun)(jun)芽胞則基本無效(xiao);僅可(ke)滅活親(qin)脂病毒,而對(dui)親(qin)水病毒作用較(jiao)差(cha)。
5、三氯生
三氯生是一種高效廣譜抗菌劑。于20世紀60年代后期開發,廣泛用于肥皂、牙膏、洗(xi)面奶、洗(xi)手(shou)液(ye)等消費品中供醫護人員和(he)(he)公共場(chang)所使用(yong)。抗(kang)菌(jun)(jun)(jun)濃度為(wei)0.2%~2.0%。三氯生(sheng)的抗(kang)菌(jun)(jun)(jun)活性(xing)是(shi)(shi)(shi)進(jin)入細(xi)菌(jun)(jun)(jun)細(xi)胞而影響細(xi)胞漿膜(mo)和(he)(he)RNA、脂(zhi)肪酸和(he)(he)蛋白(bai)質合成。三氯生(sheng)有一定(ding)的抗(kang)菌(jun)(jun)(jun)譜,但是(shi)(shi)(shi)偏向于抑菌(jun)(jun)(jun)。三氯生(sheng)對革蘭陽性(xing)菌(jun)(jun)(jun)的作用(yong)強于革蘭陰(yin)性(xing)桿(gan)菌(jun)(jun)(jun),特別是(shi)(shi)(shi)銅綠假單胞菌(jun)(jun)(jun)。三氯生(sheng)對分枝桿(gan)菌(jun)(jun)(jun)屬和(he)(he)假絲酵母菌(jun)(jun)(jun)屬有一定(ding)的活性(xing),但是(shi)(shi)(shi)對細(xi)絲真菌(jun)(jun)(jun)的活性(xing)較弱(ruo)。大量(liang)研究(jiu)顯(xian)示,用(yong)三氯生(sheng)洗(xi)手(shou)后菌(jun)(jun)(jun)落的降低數比氯己定(ding)、聚維酮碘(dian)和(he)(he)乙醇產(chan)品低。
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