biomechanics

《biomechanics》由会员上传分享，免费在线阅读，更多相关内容在学术论文-天天文库。

1、WartenweilerMemorialLecture(TheInternationalSocietyforBiomechanics)5July1993THEUSEOFSURFACEELECTROMYOGRAPHYINBIOMECHANICSCarloJ.DeLucaNeuroMuscularResearchCenter,BostonUniversityReprinted,bypermission,fromC.J.DeLuca,1997,“Theuseofsurfaceelectromyographyinb

2、iomechan-ics”,JournalofAppliedBiomechanics,13(2):135-163.CONTENTSABSTRACT....................................................................................................................2INTRODUCTION......................................................

3、.......................................................3FACTORSAFFECTINGTHEEMGSIGNALANDFORCEPRODUCEDBYAMUSCLE..............5DETECTIONANDPROCESSINGOFTHEEMGSIGNAL....................................................10THEACTIVATIONTIMINGOFMUSCLES..............

4、...........................................................12THEFORCE/EMGSIGNALRELATIONSHIP..................................................................17THEEMGSIGNALASAFATIGUEINDEX......................................................................

5、25SUMMARYOFRECOMMENDATIONS..............................................................................32SUMMARYOFPROBLEMSFORRESOLUTION.................................................................34ISSUESFORINTERNATIONALAGREEMENT......................

6、..............................................36ACKNOWLEDGEMENTS................................................................................................37©DelSysIncorporated1INTRODUCTIONTOSURFACEEMGABSTRACTABSTRACTThelecturewillexplorethevarioususe

7、sofSurfaceElectromyographyinthefieldofBiomechanics.Threegroupsofapplicationsareconsidered;thoseinvolving:1)theactivationtimingofmuscles,2)theforce/EMGsignalrelationship,and3)theuseoftheEMGsignalasafatigueindex.Thediscussionbeginswithareviewofthetechnicalco

8、nsiderationsforrecordingtheEMGsignalwithmaximalfidelityandacompendiumofallknownfactorswhichaffecttheinformationcontainedintheEMGsignal.Theserela-tionaleffectsarecontinuouslyanalyzedthroughoutthediscussiontoas