肌松药的临床应用 (2)精选课件.ppt
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1、关于肌松药的临床应用(2)第一页,本课件共有45页概概 述述 肌松药是全麻中重要的辅助用药肌松药是全麻中重要的辅助用药 肌松药是麻醉药吗?肌松药是麻醉药吗?不是不是 1942年以前年以前 深麻醉深麻醉-良好肌松良好肌松 1942年箭毒应用于临床,临床麻醉就发生了革年箭毒应用于临床,临床麻醉就发生了革命性的变化:命性的变化:浅麻醉浅麻醉+肌松药肌松药-良好肌松良好肌松第二页,本课件共有45页Awareness 术中知晓(术中知晓(awareness)是一种严重)是一种严重的全麻术中并发症,会给病人造成巨大的全麻术中并发症,会给病人造成巨大的精神损害。尤其易发生于肌松药应用的精神损害。尤其易发生于
2、肌松药应用不当的全麻麻醉中。不当的全麻麻醉中。第三页,本课件共有45页临床常用肌松药临床常用肌松药n去极化肌松药去极化肌松药琥珀胆碱琥珀胆碱suxamethonium,succinylcholine,scolinen非去极化肌松药非去极化肌松药潘库溴铵潘库溴铵pancuronium,pavulon维库溴铵维库溴铵vecuronium阿曲库铵阿曲库铵atracurium,tracrium哌库溴铵哌库溴铵pipecuronium罗库溴铵罗库溴铵rocuronium美维松美维松mivacurium第四页,本课件共有45页SuccinycholinenDosage:1-1.5mg/kg,repeate
3、d small dose 10mg or 1g in 500 or 1000ml,titrated to effectnSide effects and clinical considerations:A.Cardiovascular B.Fasciculations C.Hyperkalemia D.Muscle pains E.Intragastric pressure elevation F.Intraocular pressure elevation G.Generalized contractions H.Prolonged paralysis I.Intracranial pres
4、sure 第五页,本课件共有45页Tubocurarine(筒箭毒碱)nDosage for intubation:0.5-0.6mg/kg for intra-operative:0.15mg/kg 0.05mg/kgnSide effects and clinical considerations:hypotension and tachycardia 第六页,本课件共有45页Metocurine甲筒箭毒nDosage For intubation:0.3mg/kg For intraoperative:0.08mg/kg 0.03mg/kgnSide effects and clinic
5、al considerations:Hypotension tachycardia,bronchospasm,allergic reactions第七页,本课件共有45页AtracuriumnDosage For intubation:0.5mg/kg For intraoperative:0.25mg/kg 0.1mg/kg every 10-20minnSide effects and clinical considerations:It must be stored at 2-8.laudanosine (N-甲基四氢罂粟碱)toxicity 第八页,本课件共有45页Cistracuri
6、umnDosageFor intubation:0.1-0.15mg/kg within 2minFor infusion:1-2g/kg/minnSide effects and clinical considerations:Laudanosine toxicity,pH and temperature sensitivity,and chemical incompatibility(alkaline solution such as thiopental precipitate)第九页,本课件共有45页MivacuriumnDosage For intubation:0.1-0.2mg/
7、kg For infusion:4-10g/kg/minnSide effects and clinical considerations:第十页,本课件共有45页Doxacurium(多沙氯铵)nDosage For intubation:0.05mg/kg within 5min For intraoperative:0.02mg/kg 0.005mg/kgnSide effects and clinical considerations:Devoid of cardiovascular and histamine-releasing side effects.Duration time:
8、60-90minOnset time slower:4-6min第十一页,本课件共有45页PancuroniumnDosage For intubation:0.08-0.12mg/kg For intraoperative:0.04mg/kg 20-40min 0.01mg/kgnSide effects and clinical considerations:It must be stored at 2-8.Hypertension and tachycardia Allergic reactions Dysrhythmias第十二页,本课件共有45页VecuroniumnDosageFo
9、r intubation:0.08-0.12mg/kgFor intraoperative:0.04mg/kg 0.01mg/kg every 15-20min For infusion:1-2g/kg/minnSide effects and clinical considerations:Devoid of cardiovascular effectsLiver failure第十三页,本课件共有45页PipecuroniumnDosageFor intubation:0.06-0.1mg/kg Side effects and clinical considerations:Compar
10、ed with pancuronium,pipecuronium devoid of cardiovascular and histamine release side effects,onset of action and duration of action are similar for both drugs第十四页,本课件共有45页RocuroniumnDosageFor intubation:0.45-0.9mg/kgFor intraoperative:0.15mg/kg For infusion:5-12g/kg/minSide effects and clinical cons
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