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

Overcoming abnormal joint torque patterns in paretic upper extremities using triceps stimulation.

Thierry Keller1, Michael D Ellis, Julius P A Dewald

  • 1Automatic Control Laboratory, Swiss Federal Institute of Technology, Zurich, Switzerland. kellert@control.ee.ethz.ch

Artificial Organs
|February 24, 2005
PubMed
Summary
This summary is machine-generated.

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

A novel protocol to investigate the monoaminergic relationship between descending nociceptive and motor unit neuromodulation.

Annual International Conference of the IEEE Engineering in Medicine and Biology Society. IEEE Engineering in Medicine and Biology Society. Annual International Conference·2025
Same author

Emergence of Selective Motor Control in Early Infancy: A Longitudinal Study of Infants Born Preterm with and without Cerebral Palsy.

The Journal of pediatrics·2025
Same author

Effects of asymmetrical postural demands on sternocleidomastoid reflex in the startReact paradigm.

Frontiers in human neuroscience·2025
Same author

Quantitative assessment of dynamic movement reveals deficits due to hemiparetic stroke.

Journal of neuroengineering and rehabilitation·2025
Same author

A Novel Approach to the Assessment of Limb Loading Symmetry in Adolescent Athletes with and without a History of Ankle Sprains Prior to an ACL-R.

Medicine and science in sports and exercise·2025
Same author

PRALINE: study protocol for a phase IIb inpatient stroke rehabilitation randomized controlled trial investigating longitudinal outcomes after progressive abduction loading therapy.

Trials·2025
Same journal

Large-Eddy Simulation of the FDA Benchmark Blood Pump: Validation Against Experiments and Implications for Turbulent Flow Mechanisms.

Artificial organs·2026
Same journal

The Warm Revolution: A Meta-Analysis of DCD Versus DBD Liver Transplant Outcomes in the Normothermic Machine Perfusion Era.

Artificial organs·2026
Same journal

Toward Optimal Remote Monitoring in LVAD Recipients: Remaining Challenges Beyond Feasibility.

Artificial organs·2026
Same journal

Advancing Organ Preservation and Perfusion: Introducing the International Society of Organ Preservation and Perfusion Therapy (ISOPPT).

Artificial organs·2026
Same journal

Short Inter-Treatment Interval Treatment With Artificial Liver Support System Reduces 90-Day Transplant-Free Mortality in Patients With Hepatitis B Virus-Related Acute-On-Chronic Liver Failure: A Retrospective Observational Study.

Artificial organs·2026
Same journal

Extracorporeal Albumin Dialysis (OPAL) as Novel Therapeutic Bridging Option in Posthepatectomy Liver Failure.

Artificial organs·2026
See all related articles

Transcutaneous triceps stimulation can overcome abnormal torque patterns in stroke survivors. This electrical stimulation may improve upper limb function and increase the reaching workspace for the paretic arm.

Area of Science:

  • Neuroscience
  • Rehabilitation Medicine
  • Biomechanics

Background:

  • Stroke survivors often exhibit abnormal torque patterns in the paretic upper limb, specifically coupling between shoulder abduction and elbow flexion, or elbow extension and shoulder adduction.
  • These abnormal patterns restrict the active range of motion during arm movements, significantly impacting daily activities.

Purpose of the Study:

  • To quantitatively evaluate if transcutaneous triceps stimulation can counteract abnormal torque patterns in the paretic upper limb of individuals post-stroke.
  • To assess the potential of this intervention to enhance upper limb motor function and workspace.

Main Methods:

  • Isometric measurements of shoulder and elbow joint torques using a 6-degrees-of-freedom load cell.
  • Electrical stimulation of the triceps muscle to generate elbow extension torques while subjects performed shoulder abduction tasks.

Related Experiment Videos

Main Results:

  • Electrical stimulation effectively overcame abnormal torque patterns in chronic stroke subjects during shoulder abduction tasks.
  • The study demonstrated that the intervention could generate shoulder abduction torques despite the presence of abnormal coupling.

Conclusions:

  • Transcutaneous triceps stimulation shows promise as a method to mitigate abnormal motor control post-stroke.
  • This technique has the potential to expand the reaching workspace and improve functional arm use in individuals with hemiparetic stroke.