交互式自解耦桌面康复训练机器人系统

被引:15
作者
欧阳云霞
李会军
宋爱国
机构
[1] 东南大学仪器科学与工程学院
基金
国家重点研发计划;
关键词
康复机器人; 自解耦; 人机交互; 虚拟场景;
D O I
10.19650/j.cnki.cjsi.J2006974
中图分类号
TP242 [机器人]; R496 [康复医学工程];
学科分类号
100232 [康复医学]; 140102 [集成电路设计与设计自动化];
摘要
传统的康复机器人机构运动学多解,末端控制复杂,且往往只有视听反馈,无力反馈,未能达到最好的康复效果。为此,研制了一款基于自解耦机构的交互式康复系统,内含并联连杆机构,实现平动与转动自由度的解耦、力与力矩的解耦;基于患者末端位置设计了3种控制模式,包括:人体主导模式、机器人主导模式以及安全停止模式,实现高精度的轨迹跟踪,动态调节辅助力和安全停止功能;将力反馈技术同虚拟现实、康复医疗技术相结合,实现患者与系统之间的多感官反馈;实验证明系统在500 mm×350 mm工作空间内精确跟踪康复运动轨迹,关节运动轨迹误差小于5 mm,系统可提供误差小于1 N的反馈力,并可在危险区急停,验证了康复训练系统的有效性。
引用
收藏
页码:171 / 179
页数:9
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