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《不同濃度布比卡因,左旋布比卡因,羅哌卡因復(fù)合芬太尼進(jìn)行剖宮產(chǎn)術(shù)后鎮(zhèn)痛的臨床觀察》由會(huì)員上傳分享,免費(fèi)在線閱讀,更多相關(guān)內(nèi)容在行業(yè)資料-天天文庫(kù)。
1、不同濃度布比卡因、左旋布比卡因、羅哌卡因復(fù)合芬太尼進(jìn)行剖宮產(chǎn)術(shù)后鎮(zhèn)痛的臨床觀察苗茜,戴麗,陳瀾,阮顏梅,高向利,邵青,劉躍民,崔東風(fēng),徐維鳳(400020重慶,重慶市江北區(qū)第一人民醫(yī)院麻醉科)[摘要]目的觀察不同濃度布比卡因、左旋布比卡因、羅哌卡因復(fù)合芬太尼對(duì)剖宮產(chǎn)術(shù)后鎮(zhèn)痛效應(yīng)。方法本研究為隨機(jī)、雙盲對(duì)照研究,選擇要求剖宮產(chǎn)術(shù)后鎮(zhèn)痛的初產(chǎn)婦144例,ASAI或Ⅱ級(jí),所有產(chǎn)婦于硬膜外L1~L2間隙穿刺頭向置管,置管深度為4cm,術(shù)中局麻藥均為2%利多卡因,術(shù)后鎮(zhèn)痛藥隨機(jī)分為布比卡因、左旋布比卡因、羅哌卡因復(fù)合芬太尼3組,術(shù)畢所有產(chǎn)婦分別使用不同局麻藥復(fù)合芬太尼(2μg/ml)用0.9
2、%鹽水稀釋成濃度為0.1%、0.125%、0.15%、0.175%、0.2%、0.225%(n=8,濃度梯度為0.025%)100ml鎮(zhèn)痛,每小時(shí)維持劑量2ml,單次按壓劑量為1.5ml,鎖定時(shí)間為15min。記錄出室時(shí)(0h)、出室后2、4、8、16、24、48h的血壓、脈搏氧飽和度(SpO2)、心率、呼吸(/min)及VAS評(píng)價(jià)產(chǎn)婦鎮(zhèn)痛效果、運(yùn)動(dòng)阻滯程度及不良反應(yīng)發(fā)生情況。結(jié)果在0h組3組SBP、HR及VAS比較無(wú)統(tǒng)計(jì)學(xué)意義(P>0.05),2h時(shí)除SBP在濃度為0.175%時(shí)組內(nèi)比較差異無(wú)統(tǒng)計(jì)學(xué)意義(P>0.05),其余濃度時(shí)都有不同程度降低,以8h-24h最為明顯,差異有顯
3、著性(P<0.01)。組間比較,SBP、HR在濃度為0.125%、0.225%時(shí),差異有統(tǒng)計(jì)學(xué)意義(P<0.05);VAS組間及組內(nèi)比較差異均有顯著性(P<0.05,P<0.01)。結(jié)論布比卡因、左旋布比卡因及羅哌卡因與2μg/ml芬太尼混合均可以用于剖宮產(chǎn)術(shù)后硬膜外鎮(zhèn)痛,根據(jù)各組運(yùn)動(dòng)阻滯程度、排氣時(shí)間及最低有效用藥原則,3種局麻醉藥推薦濃度分別為0.125%、0.125%、0.15%。[關(guān)鍵詞]布比卡因;左旋布比卡因;羅哌卡因;硬膜外鎮(zhèn)痛;剖宮產(chǎn)Clinicalobservationofdifferentconcentrationsofbupivacaine,levobupiva
4、cainandropivacainecombinedwithfentanylonefficacyofCesareansectionpostoperativeanalgesiaMiaoQian,DaiLi,ChenLan,Ruanyan-mei,etal.(DepartmentofAnesthesiologyoftheFirstRenminHospitalinJiangbeiDistract,Chongqing400020,China)Abstract:ObjectiveToobservateeffectsofdifferentconcentrationsofbupivacaine,
5、levobupivacainandropivacainecombinedwithfentanylonefficacyofCesareansectionpostoperativeanalgesia.MethodsInthisdouble-blinedrandomizedstudy,144primiparaswithASAI~Ⅱwhorequestedpostoperativeanalgesiawereenrolled.EpiduralcatherswereplacedatL1~L2andadvanced4cmintotheepiduralspaceincephaladderectio
6、n.2%lidocainesweregiveninperoperation.Analgesiadrugswererandomlyallocatedtobupivacaine,levobupivacainandropivacainecombinedwithfentanyl(2ug/ml).Eachanalgesiadrugwascompounded0.1%、0.125%、0.15%、0.175%、0.2%、0.225%(n=8,concentrationgradient0.025%)100mlwith0.9%salinerespectively.Abolusof2mlanhourwa
7、sgivencontinuously,doseofpatient-controlledanalgesiawas1.5mlandintervaltimewas15minutes.Thescalesofblood6pressure,pulseoxygensaturation,heartrates,respiration,VAS,motorblockandtheincidenceofside-effectwererecordedwhenpatientsleavingoper