| 胫骨应力骨折中的应力集中与预防 |
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| 引用本文： | 刘大雄 张连生. 胫骨应力骨折中的应力集中与预防[J]. 中华骨科杂志, 1996, 16(12): 781-783 |
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| 作者姓名： | 刘大雄 张连生 |
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| 作者单位： | 解放军第八五医院骨科，上海第二医科大学 |
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| 摘 要： | 作者在调查中发现士兵负重行军、跑步训练及芭蕾舞演员操练中胫骨发生应力骨折的常见部位不同，分别为上中１／３后内侧、中段后侧及中下１／３前侧。在新鲜尸体标本取足平放位、足跟垫高５ｃｍ及足跟垫高８ｃｍ胫骨后倾位，胫骨在垂直负荷下应力集中区的部位与上述三种运动方式的常见骨折部位一致，证实应力集中所致的骨破坏是应力骨折的病理基础。据此设计应力集中区变更法在负重行军训练中试用，使士兵胫骨应力骨折发生率降为２．２６％，对照组为１１．６９％，明显降低了应力骨折的发病率。
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| 关 键 词： | 应力骨折 胫骨 预防 |
StressConcentrationinTibialStresFractureandItsPreventation |
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| LiuDaxiong,ZhangLianshen,ZhangShimin,et al.. StressConcentrationinTibialStresFractureandItsPreventation[J]. Chinese Journal of Orthopaedics, 1996, 16(12): 781-783 |
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| Authors: | LiuDaxiong ZhangLianshen ZhangShimin et al. |
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| Affiliation: | LiuDaxiong,ZhangLianshen,ZhangShimin,etal.DepartmentofOrthopaedics,No.85ArmyHospital,Shanghai200052 |
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| Abstract: | Theepidemiologicinvestigationshowsthattherearediferentsitesoftibialstresfracture(SF)indiferenttrainingprogram.Ingroupsofweight bearingmarching,running,andbaletdancing,com monsitesofSFarethemedio posterioraspectatthejunctionofproximaltomiddlethird,posterioraspectatmiddlethird,andanterioraspectatthejunctionofmiddletodistalthirdrespectively.Biomechanicstudywascariedoutinfreshcadavericspecimensbystrainometeratachedtotibia.TheresultsshowaclearcoincidenceofstresfocusareawiththeSFsite.ItseemstomeanthatstressconcentratingrepeatedlyinsomeareamaybeahighriskfactorofSF.Therefore,apreventivehypothesiswasproposed-changingstresfocusfrequently,theincidenceoftibialSFwassignificantlyreducedinpreventivegroupthanincontrolgroup(2.26%vs.11.69%,P<0.001). |
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| Keywords: | StresfractureTibiaPreventation |
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