Jove
Visualize
Contact Us
JoVE
x logofacebook logolinkedin logoyoutube logo
ABOUT JoVE
OverviewLeadershipBlogJoVE Help Center
AUTHORS
Publishing ProcessEditorial BoardScope & PoliciesPeer ReviewFAQSubmit
LIBRARIANS
TestimonialsSubscriptionsAccessResourcesLibrary Advisory BoardFAQ
RESEARCH
JoVE JournalMethods CollectionsJoVE Encyclopedia of ExperimentsArchive
EDUCATION
JoVE CoreJoVE BusinessJoVE Science EducationJoVE Lab ManualFaculty Resource CenterFaculty Site
Terms & Conditions of Use
Privacy Policy
Policies

Related Experiment Videos

Modeling the postural disturbances caused by upper extremity movements.

R J Triolo1, K N Werner, R F Kirsch

  • 1Department of Biomedical Engineering, Case Western Reserve University, Cleveland, OH 44106, USA.

IEEE Transactions on Neural Systems and Rehabilitation Engineering : a Publication of the IEEE Engineering in Medicine and Biology Society
|July 28, 2001
PubMed
Summary

A new 3D upper extremity model estimates arm movement impacts on posture. This biomechanical model accurately predicts forces and moments, aiding in evaluating postural disturbances.

Related Concept Videos

You might also read

Related Articles

Articles linked to this work by shared authors, journal, and citation graph.

Sort by
Same author

Closed-loop cortical control of virtual reach and posture using Cartesian and joint velocity commands.

Journal of neural engineering·2018
Same author

Signal processing methods for reducing artifacts in microelectrode brain recordings caused by functional electrical stimulation.

Journal of neural engineering·2017
Same author

The design of and chronic tissue response to a composite nerve electrode with patterned stiffness.

Journal of neural engineering·2017
Same author

Selective activation of the human tibial and common peroneal nerves with a flat interface nerve electrode.

Journal of neural engineering·2013
Same author

Control of a time-delayed 5 degrees of freedom arm model for use in upper extremity functional electrical stimulation.

Annual International Conference of the IEEE Engineering in Medicine and Biology Society. IEEE Engineering in Medicine and Biology Society. Annual International Conference·2013
Same author

Continuous neuronal ensemble control of simulated arm reaching by a human with tetraplegia.

Journal of neural engineering·2011

Area of Science:

  • Biomechanics
  • Human Movement Analysis
  • Ergonomics

Background:

  • Estimating postural disturbances from arm movements is crucial for understanding human-computer interaction and injury prevention.
  • Existing models often lack the dynamic, three-dimensional (3-D) precision required for accurate analysis of upper extremity movements.

Purpose of the Study:

  • To design, validate, and apply a dynamic 3-D upper extremity model.
  • To accurately estimate postural disturbances generated by arm movements.
  • To calculate reaction forces and moments at the shoulder during arm motion.

Main Methods:

  • Developed a 3-D model with two links (upper and lower arms) and gimbal joints for shoulder and elbow.
  • Utilized individualized segment inertial parameters based on anthropometric measurements.

Related Experiment Videos

  • Performed inverse dynamic analysis on recorded arm movements.
  • Validated the model against ground reaction loads using biomechanical force platforms.

    • Main Results:

    • The model demonstrated very good correlation between predicted and measured reaction forces and moments.
    • Average root-mean-square errors were less than 8% of measured peak-to-peak values across all subjects and conditions.
    • Applied the model to bimanual activities, yielding consistent estimates for postural disturbance evaluation.

    Conclusions:

    • The dynamic 3-D upper extremity model is a validated and effective tool for estimating postural disturbances.
    • The model's accuracy supports its application in functional movement analysis and ergonomic assessments.
    • This research provides a robust method for quantifying the biomechanical impact of arm movements on overall body posture.