学科分类
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7 个结果
  • 简介:Kneeosteoarthritisisacommonlyencountereddiseasemostlyseeninthemiddleaged,elderlyandphysicallabors,affectingweight-bearingkneejoints.Theauthorhastreated86casesofosteoarthritiswithacombineduseofcollateralpuncturing-cuppingandacupuncture.Itisnowreportedasfollows.

  • 标签: 刺血疗法 拔罐 针刺 骨关节炎
  • 简介:BackgroundThecoronarycollateralcirculationhasapositiveeffectontheischemicmyocardium.Butitislimitedforpatientsmissingthetimewindowoftotalocclusionofthecoronaryarteryelectivepercutaneouscoronaryintervention(PCI).Theeffectofcollateralcirculationonleftcardiacfunctionhasbeenlessstudied.MethodsAtotalof34patientswithoneormorecoronaryarteryocclusionwhounderwentcoronaryangiographyandRentrop'smethodweredividedinto2groups:Goodcollateralcirculation(Agroups,Rentropscore2-3,n=19)and(Bgroups,Rentropscore1-2,n=15).Theimprovementofleftventricularenddiastolicvolume(LVEDV)andleftventricularejectionfraction(LVEF)werecomparedbetweenthetwogroupsbeforeandafterPCI.ResultsIngoodcollateralcirculationgroup,leftventricularejectionfraction(LVEF)wassignificantlyhigherafterPCI(P<0.05).Inpoorcollateralcirculationgroup,leftventricularenddiastolicvolumeindex(LVEDV)wassignificantlyincreasedafterPCI(P<0.05).ConclusionsGoodcollateralcirculationhasasignificantprotectiveeffectonleftventricularfunction.PCIoperationcansignificantlyimprovetheprognosisofpatientswithgoodcollateralcirculationofcoronaryarteryocclusion.

  • 标签: 冠状动脉造影 循环 患者 价值 预测 时间窗口
  • 简介:目的将创造膝系带并且到压力在不同的膝屈曲侧面的并行的系带(LCL)改变与或没有代替的运动的分析的有限元素模型调节的3-dimensional。four-major-ligament从一个成年人包含了膝标本的方法死于颅骨损害为与精确预先标记的可检测的系带插入脚印,地点和取向扫描的CT作好准备。扫描图象的CT与3-dimensional重建技术被变换成膝的一个3-dimensional模型并且由ANSYS的软件转变了成有限元素模型。模型用另外的科学家获得的试验性、数字的结果被验证。在五个不同的膝屈曲角度的LCL的自然压力变化(0

  • 标签: 三维有限元分析 应力变化 膝关节 韧带 运动 屈曲