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1、ISSN16715926(IN31-1470,R,,、;gkkf}吧兰2岁列翻@沁以川爪薛文东等足三维运动的热塑标志测.法2759DISCUSSION10(4):232一g击namicalmethodsandanalyticaltoolshadbeenappliedEngJJ.PwnynowskiMR.1h,,ffcctofw.&fartonboacsonthroe-dlmennionsl引J.weo-llmhkinematicsduringwalkingandmnniag.PhysThe,1994;74(91:Swiindelythequ
2、antitativeresearchonspaceofhumanbodymotion836-44hasdevelopedrapidlyinrecentyears.Sofar,eithertwo-dimensionalKachikT.Usingmn6=.,n,alyeisd-forf-fl-...teatdetw:don..MedHdolF=gCompW2003;41(5):509一12-31)measurementsofjointanglesaremainlytheshootandanalysisSuJC,7hengCC,Ww,gJL,ee
3、aL'three-draensionelfniteelementunnlysis,dforthedynamicalimagesofmarkedpoints.Markedpointswereham-andImemoqbiorneohani-significeaee.Zhuagg,mLiwhvangxa,.f.2003:7(23):3200一(China)placedonsurfaceofshoesinthepreviousresearches"',butbyRninscbmidtC,Stac砚A自u,aiF.11,dmmenroat-bina
4、coatiah-MedScfcomparingdifferentmethods,Reinschmidt"1foundthatrotationan-SpnmF-,,1992;24(12):1390XueWD,DwK“A=ewaelibretio=-huiquaon3Dmnti..sanalyaie.Yiyonggleswouldbe50higherthannormalangles,especiallywhenever-She,.gwuLi-2001;16(2):120(Chine)lion,theanglewouldhe6。一10ohighe
5、rbecausethemarkingballcannotbeclosetoheeldirectly.Hethoughtthatthereasonfortheseerrorswerethe.motionofshoesunequaltothemotionoffoot,soitis足三维运动的热塑标志测f法女necessarytoinventanscaffoldwhichcanbestucktothemarkersoffoottightlyforavoidingtheerrors.Themeasurementsystemusedin薛文东’,Os
6、karSchmid',操克戎’(,上海第二医科大学附属第九人民医ourstudyonlyhasdynamicerrorof0.00339001,andthemarking院骨科,上海市200011;’德国Erlaugen-Nuremberg大学骨科医P%-维scaffoldcanbelocatedonsurfacesofheelandfootdorsumtoavoid运动分析实脸室德囚〕thedefectsofmarking-shoesmethod.Themarkingrodenlargesthe薛文东☆,男,1967年生,上海市人,汉族,
7、1999年上海第二医科大学博士毕业,副研究员,主要从事生物力学医学图像处理的研究、rangeoffootmotion,andbenefitsthetrackingandcalculationofthe摘要tracesofmarkers.Wegetexact31)coordinatesofthemarkingpoint背.:足关节运动变化的动力学研究被广泛应用于临床步态分析、上业byaccuratelyadjustingaadreconstructingthetracesofthemarkers机器人和制鞋等领域。应用于二维测量技术已经不能准
8、确地反映足的throu叻the3Ddynamiticmeasurementsystemandthengetthe功能变化和标记的三维运动状况anglesandtheanglecu