Gait motion analysis based on WB-4 sensor with quaternion algorithm

C. B. Wang, T. Y. Sun, L. H. Duan, Q. Q. Liu, Z. J. Lu, M. Li, P. F. Chen, C. D. Wei, A. H. Hou, Y. J. Shen, Q. H. Liu, J. Qin, W. G. Li, Q. Shi, Y. L. Wang, J. J. Long, J. J. Wei, M. Zecca, Z. Z. Wu

Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

1 Citation (Scopus)

Abstract

Up to now, with the increasing of the elderly population, more and more patients are suffering from hemiplegia. The needs for hemiplegic rehabilitation is increasing quickly. As traditional rehabilitation, each patient must be treated by therapist, one by one. However, because of the different levels of therapists, the rehabilitation cannot be performed as the as the same. Normally, the rehabilitation status diagnosing is still be performed by therapists with the subjective experience. It caused the inhomogeneity on rehabilitation evaluation. It also sometimes causes negative influence on the rehabilitation effect. To solve these problems, many researches focusing on assessing the status of the hemiplegic patients quantitatively are proposed rehabilitation evaluation systems. Rehabilitation motion detection is the basis of the evaluation system, and it requires the participation of therapist. In this paper, a method is presented to detect lower limb motion of hemiplegic patients based on inertial sensor technology. The gesture quaternion of lower limb can be obtained through LPMS. With the matrix and Euler angle changing algorithm, combining with the simplified lower limb motion model, the rotation angle of joint can be computed. Finally, the curve of rotation angle of knee is established.

Original languageEnglish
Title of host publication6th Annual IEEE International Conference on Cyber Technology in Automation, Control and Intelligent Systems, IEEE-CYBER 2016
PublisherInstitute of Electrical and Electronics Engineers Inc.
Pages279-283
Number of pages5
ISBN (Electronic)9781509027323
DOIs
Publication statusPublished - 22 Sept 2016
Event6th Annual IEEE International Conference on Cyber Technology in Automation, Control and Intelligent Systems, IEEE-CYBER 2016 - Chengdu, China
Duration: 19 Jun 201622 Jun 2016

Publication series

Name6th Annual IEEE International Conference on Cyber Technology in Automation, Control and Intelligent Systems, IEEE-CYBER 2016

Conference

Conference6th Annual IEEE International Conference on Cyber Technology in Automation, Control and Intelligent Systems, IEEE-CYBER 2016
Country/TerritoryChina
CityChengdu
Period19/06/1622/06/16

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