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Updated: Apr 18, 2026

The Impact of Motor Task Conditions on Goal-Directed Arm Reaching Kinematics and Trunk Compensation in Chronic Stroke Survivors

The Impact of Motor Task Conditions on Goal-Directed Arm Reaching Kinematics and Trunk Compensation in Chronic Stroke Survivors

Published on: May 2, 2021

Submovements during reaching movements after stroke.

Lucia S Simo, Davide Piovesan, Jozsef Laczko

Annual International Conference of the IEEE Engineering in Medicine and Biology Society. IEEE Engineering in Medicine and Biology Society. Annual International Conference

|January 9, 2015

Summary

This summary is machine-generated.

Stroke survivors exhibit distinct arm movement patterns based on impairment severity. Understanding these kinematic differences is crucial for developing personalized rehabilitation therapies after cerebrovascular accidents.

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Compensatory Limb Use and Behavioral Assessment of Motor Skill Learning Following Sensorimotor Cortex Injury in a Mouse Model of Ischemic Stroke

Compensatory Limb Use and Behavioral Assessment of Motor Skill Learning Following Sensorimotor Cortex Injury in a Mouse Model of Ischemic Stroke

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Last Updated: Apr 18, 2026

The Impact of Motor Task Conditions on Goal-Directed Arm Reaching Kinematics and Trunk Compensation in Chronic Stroke Survivors

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Compensatory Limb Use and Behavioral Assessment of Motor Skill Learning Following Sensorimotor Cortex Injury in a Mouse Model of Ischemic Stroke

Compensatory Limb Use and Behavioral Assessment of Motor Skill Learning Following Sensorimotor Cortex Injury in a Mouse Model of Ischemic Stroke

Published on: July 10, 2014

Area of Science:

Neuroscience
Rehabilitation Medicine
Biomechanics

Background:

Cerebrovascular accidents (CVAs), or strokes, frequently cause neurological deficits impacting voluntary movement and daily activities.
Robotic technologies offer quantitative methods to characterize motor control deficits, aiding in understanding functional impairments and designing rehabilitation strategies.

Purpose of the Study:

To quantitatively analyze arm kinematics in chronic stroke survivors (SS) with varying motor impairment levels.
To compare movement patterns between SS and neurologically intact (NI) individuals using robotic assessment.

Main Methods:

Utilized a robotic manipulandum to record right arm movements during point-to-point and reciprocal reaching tasks.
Analyzed the presence of secondary submovements in the outward trajectory of movements.
Compared kinematic data from SS (categorized by Fugl-Meyer Assessment scores) with NI individuals.

Main Results:

Stroke survivors with severe motor impairment (FM < 30) showed distinct arm submovements compared to both NI individuals and SS with moderate impairment (FM 30-50).
Kinematic variations in arm movement were significant across different levels of motor impairment in SS.

Conclusions:

Arm kinematics differ significantly among stroke survivors based on the severity of motor impairment.
These findings support the need for individualized rehabilitation therapies tailored to each stroke survivor's specific motor deficits.