Related Experiment Video
Updated: Aug 6, 2026
08:07
Paradigms of Lower Extremity Electrical Stimulation Training After Spinal Cord Injury
Published on: February 1, 2018
12.7K
We Will, We Will Shock You: Adaptive Versus Conventional Functional Electrical Stimulation in Individuals Post-Stroke
Margo C Donlin1,2, Jill S Higginson3
1Department of Biomedical Engineering, University of Delaware, 540 S. College Ave, Suite 201, Newark, DE 19713.
Journal of Biomechanical Engineering
|September 3, 2024
Summary
Adaptive functional electrical stimulation (AFES) showed improved plantarflexor timing in post-stroke patients compared to standard FES. However, overall gait improvements varied, indicating a need for personalized FES strategies.
Area of Science:
- Biomedical Engineering
- Rehabilitation Science
- Neuroscience
Background:
- Functional electrical stimulation (FES) is a common post-stroke gait rehabilitation technique.
- Existing FES systems do not yield clinically meaningful improvements for all individuals.
- Adaptive FES (AFES) systems aim to optimize stimulation timing and amplitude per stride.
Purpose of the Study:
- To evaluate the effects of a novel AFES system on functional gait outcomes.
- To compare the efficacy of AFES against existing FES systems in post-stroke individuals.
Main Methods:
- Twenty-four individuals with chronic post-stroke hemiparesis participated in treadmill walking trials.
- Participants underwent trials with no stimulation, standard FES, and novel AFES.
- Gait parameters including walking speed, dorsiflexion, and propulsive force were measured.
Main Results:
- No significant differences in walking speed, peak dorsiflexion, or propulsive force across stimulation conditions.
- Walking speed and propulsive force were significantly higher on an adaptive treadmill compared to a fixed-speed treadmill.
- Plantarflexor stimulation timing improved significantly with AFES compared to FES.
Conclusions:
- While AFES improved plantarflexor timing, overall gait improvements were not significant across all participants.
- Individual variability in response to FES suggests a need for personalized stimulation strategies.
- Further research is needed to identify patient-specific responses to optimize FES for post-stroke gait rehabilitation.
More Related Videos
14:56The Combined Use of Transcranial Direct Current Stimulation and Robotic Therapy for the Upper Limb
Published on: September 23, 2018
9.0K
08:58Use of a Foot-Induced Digitally Controlled Resistance Device for Functional Magnetic Resonance Imaging Evaluation in Patients with Foot Paresis
Published on: July 7, 2023
258
Related Concept Videos
00:57Deindividuation
Deindividuation is a form of social influence on an individual’s behavior such that the individual engages in unusual or non-normal behavior while in a group setting. Why? Because in these group settings, the individual no longer sees themselves as an individual anymore, disinhibiting their behavior and personal restraint.
01:11Functionalism
William James, John Dewey, and Charles Sanders Peirce were instrumental in founding functional psychology, which draws heavily from Darwin's theory of evolution by natural selection. This theory suggests that individual traits, including behaviors, are adapted to their environments through natural selection. At the heart of functionalism is the concept of adaptation, meaning that a trait enhances an individual's chances of survival and reproduction.
James envisioned psychology's role as...
James envisioned psychology's role as...
01:29Contemporary Psychology
Psychology explores human behavior and mental processes through various lenses, each offering unique insights. This overview examines key subfields, including biopsychology, evolutionary, developmental, personality, and social psychology, highlighting their approaches and contributions to understanding complex human behaviors.
Biopsychology
Biopsychology, also known as biological psychology or behavioral neuroscience, focuses on the biological underpinnings of behavior and mental processes. It...
Biopsychology
Biopsychology, also known as biological psychology or behavioral neuroscience, focuses on the biological underpinnings of behavior and mental processes. It...
01:24Facial Feedback Hypothesis
Charles Darwin proposed that facial expressions are an evolutionary adaptation for communication. He argued that these expressions are not influenced by culture but are universal across species. For example, a snarling expression with exposed teeth signals a threat in many animals, including humans. Darwin also suggested that displaying an emotion can intensify the feeling. Smiling, for example, could enhance one's sense of happiness. This idea laid the foundation for understanding the role of...
01:23The Role of Culture
Culture plays a crucial role in shaping self-identity and influencing thought and behavior, a foundational interest within social psychology. The multicultural perspective recognizes that individuals do not exist in a vacuum; instead, their experiences, perceptions, and actions are deeply influenced by the intersecting dimensions of their cultural, ethnic, and social group affiliations.Cultural Influence on Self-Identity and Social PerceptionCultural frameworks inform how individuals define...
01:25Personal Identity
Personal identity is the deeply felt sense of self that individuals cultivate over time, intricately woven from intrinsic qualities they consider essential to their existence—qualities such as morality, intelligence, and friendliness. These attributes serve as vital internal benchmarks, guiding individuals in evaluating whether their actions resonate with their true selves.When personal identity takes center stage in one's life, individuals often emphasize their distinctiveness, highlighting...