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1、Seediscussions,stats,andauthorprofilesforthispublicationat:https://www.researchgate.net/publication/293322672Developmentofaforce-balancetelemetrydevicefortotalkneearthroplastyArticle·April2010CITATIONSREADS0275authors,including:HuiDingGuangzhiWangTsinghuaUni
2、versityTsinghuaUniversity69PUBLICATIONS178CITATIONS246PUBLICATIONS714CITATIONSSEEPROFILESEEPROFILESomeoftheauthorsofthispublicationarealsoworkingontheserelatedprojects:RehabilitationEngineeringViewprojectHumanJointskinematicsViewprojectAllcontentfollowingthi
3、spagewasuploadedbyGuangzhiWangon12February2017.Theuserhasrequestedenhancementofthedownloadedfile.医用生物力学第25卷第2期2010年4月112JournalofMedicalBiomechanics,Vo.l25No.2,Apr.2010文章编号:100427220(2010)0220112206膝关节力学平衡无线测量装置的研制11121党潇,朱忠林,丁辉,周一新,王广志(1.清华大学生物医学工程系,北京10008
4、4;2.北京积水潭医院,北京100035)摘要:目的为更好的测量股骨2胫骨接触面的压力平衡状况,本研究开发一种新的膝关节力学平衡无线测量系统。方法本装置根据人工膝关节胫骨假体的外形和结构进行设计,将力学传感器和无线测量电路嵌入其中,在全膝关节置换(TKA)手术过程中替代胫骨假体试样,测量膝关节各个屈伸角度下股骨与胫骨间的作用力大小,帮助医生通过松解膝关节周围软组织来调节张力的平衡。结果测试结果表明,本装置具有较好的测量精度(r>0.98,RMS=65g),能满足临床测量精度的要求。结论利用本装置测量股骨2胫骨接
5、触面的压力平衡状况对确定假体安装位置以及选择合适膝关节的假体垫片具有指导意义。关键词:全膝关节置换;力平衡;无线测量装置中图分类号:R3文献标志码:ADevelopmentofaforce2balancetelemetrydevicefortotalkneear2throplasty11121DANGXiao,ZHUZhong2lin,DINGHui,ZHOUYi2xin,WANGGuang2zhi(1.Depart2mentofBiomedicalEngineering,TsinghuaUniversity,
6、Beijing100084,China;2.BeijingJishuitanHospital,Bei2jing100035,China)Abstract:ObjectiveAnewtypeoftibial2femoralforce2balancingtelemetrydevicewasdevelopedformeasuringforcebalanceonthetibial2femoralcontactsurfaceinkneejoint.MethodTheforce2balancetelemetrydevice
7、wasdesignedimitatingtheconfigurationoftibialpartoftotalkneeprosthesis,inwhichforcesensorsandteleme2trycircuitwereembedded.Duringtotalkneearthroplasty(TKA),thisdevicewasimplantedasatibialprosthesistomeasuretibial2femoralforcewhilethekneejointwasbeingplacedatd
8、ifferentangles.Thetensionbalancewasadjustedbyreleasingsofttissuearoundkneejoint.ResultsTheresultsindicatthatthisdevicehasadvantageofhighaccuracyforforcemeasurement(r>0.98,RMS=65g),whichissuffici
