新型伤口敷料的特性与应用.ppt

如何正确的选择敷料？根据渗出量选择敷料的吸收能力根据创面大小选择敷料尺寸根据创面深度选择辅助敷料种类根据局部创面决定是否减压引流或加压包扎根据创面位置选择敷料的形状、薄厚根据皮肤耐受性选择敷料的粘性强度第31页,共32页，2024年2月25日，星期天感谢大家观看第32页,共32页，2024年2月25日，星期天****Healing:Superficialwounds(hairfolliclesandsweatglandsarenotcompletelydestroyed).Willhealbyre-epithelialization.Highlevelsofsero/sanguinousfluidinitiallyWoundtypicallydriesoutafter4-5days.Sitetypicallyhealswithin7-20days(secondaryintention)Exposureofnerveendingscausesstinging/burningpainSitetypicallyisdryanditchyafterhealing.?Idealdressing:RetainsmoistureandwarmthatwoundsurfaceAbsorbsexcessexudatePainlesstoapplyandremoveStaysinplaceEasytouseandcost-effectiveTebdraSolutions:MepilexandMelgisorbfordrainingdonorsites.Important:IfcustomerelectstouseMepitel(off-label),theyshouldcoveritwithamoistenedgauzetoallowforwickingandnon-adherence.Mepitelisnotindicatedfordonorsitedressings,butisindicatedforpainfulwounds.MepilexandMepilexBorderarealsousedondonorsitesinsomecountrieswedonotactivelyrecommendtheseproductsforthisindication(lackofstudies).?******Let’smovetothesilverinwoundcare.Whyhassilverbecomesopopular?Silverisproventobeeffectiveinlowconcentrations,safetyaspectManyoftheproductsintroducedinthelastdecadeprovideasustainedreleaseofsilvermeaningthatyouhaveaprolongedactivityanddonotneedtochangedressingsasfrequently(e.g.Acticoat,AquacelAg,Contreet)TheincreasingproblemwithantibioticresistancehashighlightedtheneedforasafeagentThe“big3”SN,JJ,Convatecarepushingsilverproductsandinvestheavilyinmarketing(togetherwithColoplast)NB.Wehave2clinicalrandomisedtrialsshowingthatMepitelhavefasterhealingratesonburnsthanSSD(Silversulfadiazinecream)*.Silveralonedoesnotmaketheidealdressing!*Gotschalletal.Prospective,RandomizedstudyoftheEfficac