气囊上滞留物引流对呼吸机相关性下呼吸道感染的影响

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1、±查塑墨关键词：呼吸机相关肺炎；呼吸机相关性支气管路感染：呼吸机相关性下呼吸道感染；呼吸重症监护病房；机械通气；气囊上滞留物引流；API细菌鉴定系统英文摘要TheEffectofSubglotticSecretionDrainageOillPreventionofVentilator-AssociatedLowAirwayInfectionABSTRCTVentilator—associatedlowairwayintbction(VALAI)jsaleadingcomplicationamongthepatientswitllin

2、tubationintheRespiratoryintensivecareunit(RICU)．Ⅵ扎AIcomprisesventilator-associatedPneumonia(脚)andventilatorassociatedairwayinfection(VAAI)．EpidemiologiesurveyshowsthattheincidenceofⅥ～Pvariesgreatly,rangingfrom9to76％ofintubatedpatients．Thecumulativeincidenceisapproximat

3、ely1-3％perdayofintubation．Overall．啪isassociatedwithanattributablemortalityofupto30％．Attributablemortalityapproaches50％whenvAPiscausedbythemorevirulentorganisms．ManyV}AAIpatientsexperiencedmechanicalventilationandhospital—stayperiodsamilartothoseofVAPpatiems，evenmorecos

4、t,thourghwithoutPneumoniaimagechanges．So，itisurgencytos仃engthenthestudyinv从lphasetoprevent啪objeetive：Todeterminetheinfluenceofthesubglotticsecretiondrainage(SSD)onthemorbidityofventilator—associatedPneumoniainmechanicallyventilatedpatients．Mothods：Caseselection，therewe

5、re98RICUpatientswhoweremechanicallyventilatedformorethan48houm．111e6英文摘要VAAIdiagnosticcriteriaisasthefollowings：airwayinfectionswhichoccuredinthepatientswhoweremechanicallyventilatedover48hoursorremovedtheendotrachealtubewithin24hours，ortheoriginpathogenvarianced，butwi

6、thouttheneworprogressiveinfiltratelesionsdemonstratedonthechestradiography；but，atleastaccompanywiththe2manifestationofthefollowings：1．Feverwasdefinedasanincreaseinthecoretemperatureof≥1oCandacoretemperatureof≥37．50Cthanthatbeforeintubation．2．Aleukocytecountof≥10．0×109／

7、L．or<4．0×109／L．3．Thepurulentairwaysecretionincreased．4．Thenewpathogencallbeculturedinlowairwaysecretions(BPSB—QC：theconcentrationofbacilli>103cfu／m1)．ThediagnosticcriteriaforVAPasthefollowings：pulmonaryinfectionswhichoccureinthepatientswhoaremechanicallyventilatedover4

8、8hoursorremovedtheendotrachealtubewithin24hours，ortheoriginpathogenvarianced，withtheneworprogressiveinfiltratelesions