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时间:2020-05-02
《全身麻醉下机械通气对人体眼内压的影响.pdf》由会员上传分享,免费在线阅读,更多相关内容在行业资料-天天文库。
1、医学临床研究2013年9月第30卷第9期JClinRes,Sep.2013,!!!·论著·全身麻醉下机械通气对人体眼内压的影响周玉旺李杰孟翠萍吴为民(河北省廊坊市第四人民医院麻醉科,河北廊坊065700)[摘要]【目的】探讨全身麻醉下机械通气对人体眼内压(IOP)的影响。【方法】选择2012年5~l0月本院入院择期行腹部及下肢手术患者100例,术前检查患者均无心肺肝肾系统异常和眼部疾病史,采用连续硬膜外阻滞加气管插管全身麻醉法。以麻醉机行间歇正压通气(IPPV)或不同压力值的呼气末正压通气(PEEP),记录通气前后中心静脉压(CVP)与IOP等指标。【结果
2、】IPPV时,IOP从通气前的(1.8土0.3)kPa升至通气30rain后的(1.9±0.3)kPa;PEEP为5cmHzO及10cmH2O时,lOP分别从通气前的(2.0±0.3)kPa升至通气30rain后的(2.6±0.2)kPa和通气前的(2.0±0.4)kPa升至通气30min后的(3.0±0.4)kPa,PEEP较IPPV对IOP造成的影响更大(Pd0.05),CVP与IOP具有正相关性(r一0.81,Pd0.05)。【结论】对青光眼等眼内疾病或眼外伤伴重要脏器损伤手术时若需机械通气,最好选用IPPV,如必需用PEEP时,呼气末正压勿大于10
3、cmHz0,以避免严重并发症的发生。[关键词]眼内压;麻醉,全身;呼吸,人工InfluenceofMechanicalVentilationOilIntraocularPressureinHumanBodyUnderGeneraIAn—esthesiaZHOUYu—wang,LIJie,MENGCui—ping,etal(DepartmentofAnesthesiology,eFourthPeople'sHospitalofLangfangCity,Hebei065700,China)[Abstract]【0ective】Toexploretheeffec
4、tofmechanicalventilationonintraocularpressure(1OP)inhu—manbody.[Methods1Atotalof100patientsundergoingelectivespinaloperationinourhospitalfromMay2012toOct.2O12wereselected.Inpreoperativeexamination,allpatientshadnoabnorma1heart,lung,1iverandkidneyfunctionandthehistoryofeyedisease.G
5、eneralanesthesiawithcontinuousepiduralblockandtra~cheaintubationwasperformed.Allpatientswereventilatedwithintermittentpositivepressureventilation(IP~PV)andpositiveendexpiratorypressure(PEEP)withdifferentpressures.Parameterssuchascentralvenouspressure(CVP)andIOPbeforeandafterventil
6、ationwererecorded.[ResultslwhenIPPV,theIOPincreasedfrom(1.8±0.3)kPabeforeventilationto(1.9±0.3)kPaafterventilation.IfPEEPwas5cmH2Oand10cmH2O,thelOPincreasedfrom(2.0±0.3)kPa30minbeforeventilationto(2.6±0.2)kPa30minaftervent~一1at~on,and(2.0±0.4)kPa30rainbeforeventilationto(3.0±0.4)k
7、Pa30minafterventilation。TheeffectofPEEPonIOPwasNoresignificant.CVPwaspositivelycorrelatedwithIOP(r一0.81,P<0.05).[Conclu—sionlIfmechanicalventilationisrequiredinthesurgeryofintraoculardiseasessuchasglaucomaoroculartrau—mawithimportantviscerainjury,IPPVisbesttobechosen.IfPEEPisneces
8、sary,thepositivepressureatendexpi
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