Aaron Fleming

Works (8)

Updated: March 7th, 2024 05:00

2023 journal article

Abduction/Adduction Assistance From Powered Hip Exoskeleton Enables Modulation of User Step Width During Walking

IEEE TRANSACTIONS ON BIOMEDICAL ENGINEERING, 71(1), 334–342.

By: A. Alili n, A. Fleming n, V. Nalam n, M. Liu  n, J. Dean * & H. Huang n 

author keywords: Hip; Exoskeletons; Legged locomotion; Behavioral sciences; Torque; Foot; Admittance control; Robotic hip exoskeleton; human-exoskeleton interaction; mediolateral balance assistance; gait stability
TL;DR: Tuning of stiffness in admittance control of a hip exoskeleton, acting in mediolateral direction, can be a viable way for controlling step width in normal walking and pave a new way for future design and control of wearable robotics in enhancing mediolateral walking balance for various rehabilitation applications. (via Semantic Scholar)
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Sources: Web Of Science, ORCID, NC State University Libraries
Added: October 16, 2023

2023 article

Closed-Loop Feedback Control of Human Step Width During Walking by Mediolaterally Acting Robotic Hip Exoskeleton

2023 IEEE/RSJ INTERNATIONAL CONFERENCE ON INTELLIGENT ROBOTS AND SYSTEMS (IROS), pp. 6097–6102.

By: A. Alili n, V. Nalam n, A. Fleming n, M. Liu n, J. Dean * & H. Huang n 

TL;DR: This study successfully demonstrated the feasibility of controlling step width using a mediolaterally acting robotic hip exoskeleton and was able to effectively adjust the user's step width by increasing or decreasing it to predefined targets through the regulation of admittance control parameters governing the device. (via Semantic Scholar)
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Sources: Web Of Science, NC State University Libraries
Added: March 4, 2024

2023 journal article

Neural prosthesis control restores near-normative neuromechanics in standing postural control

SCIENCE ROBOTICS, 8(83).

By: A. Fleming n, W. Liu n & H. Huang n 

TL;DR: The potential benefit of direct EMG control of robotic lower limb prostheses to restore normative postural control strategies (both neural and biomechanical) toward enhancing standing postural stability in amputee users is demonstrated. (via Semantic Scholar)
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Sources: Web Of Science, NC State University Libraries
Added: December 4, 2023

2022 article

Design of EMG-driven Musculoskeletal Model for Volitional Control of a Robotic Ankle Prosthesis

2022 IEEE/RSJ INTERNATIONAL CONFERENCE ON INTELLIGENT ROBOTS AND SYSTEMS (IROS), pp. 12261–12266.

By: C. Shah n, A. Fleming n, V. Nalam n, M. Liu n & H. Huang n 

Contributors: C. Shah n, A. Fleming n, V. Nalam n, M. Liu n & H. Huang n 

TL;DR: The proposed controller ensures continuous control of the device, allowing users to freely manipulate the prosthesis behavior, and may further improve the function of robotic prosthesis for supporting versatile activities in individuals with lower-limb amputations. (via Semantic Scholar)
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Sources: Web Of Science, NC State University Libraries, ORCID
Added: March 13, 2023

2021 article

Direct Myoelectric Control Modifies Lower Limb Functional Connectivity: A Case Study

2021 43RD ANNUAL INTERNATIONAL CONFERENCE OF THE IEEE ENGINEERING IN MEDICINE & BIOLOGY SOCIETY (EMBC), pp. 6573–6576.

By: W. Liu*, A. Fleming*, I. Lee* & H. Huang* 

Contributors: W. Liu*, A. Fleming*, I. Lee* & H. Huang* 

MeSH headings : Amputees; Artificial Limbs; Electromyography; Humans; Lower Extremity; Muscle, Skeletal
TL;DR: This preliminary study applies functional connectivity analysis to an individual with unilateral lower-limb amputation during postural sway task and identifies a stronger connection between residual and intact below knee modules with improved bilateral symmetry after amputee acquired skills to better control the powered prosthetic ankle. (via Semantic Scholar)
Sources: Web Of Science, ORCID, NC State University Libraries
Added: January 7, 2022

2021 review

Myoelectric control of robotic lower limb prostheses: a review of electromyography interfaces, control paradigms, challenges and future directions

[Review of ]. JOURNAL OF NEURAL ENGINEERING, 18(4).

By: A. Fleming n, N. Stafford *, S. Huang n, X. Hu n, D. Ferris * & H. Huang n 

Contributors: A. Fleming n, N. Stafford *, S. Huang n, X. Hu n, D. Ferris * & H. Huang n 

author keywords: robotic lower limb protheses; neural-machine interface; EMG; gait and balance; human motor control
MeSH headings : Amputees; Artificial Limbs; Electromyography; Humans; Locomotion; Muscle, Skeletal; Robotic Surgical Procedures
TL;DR: This review highlights the promise of EMG control for enabling new functionalities in robotic lower limb prostheses, as well as the existing challenges, knowledge gaps, and opportunities on this research topic from human motor control and clinical practice perspectives. (via Semantic Scholar)
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Sources: Web Of Science, NC State University Libraries, ORCID
Added: August 16, 2021

2021 journal article

Textile-Based Pressure Sensors for Monitoring Prosthetic-Socket Interfaces

IEEE SENSORS JOURNAL, 21(7), 9413–9422.

By: J. Tabor n, T. Agcayazi n, A. Fleming n, B. Thompson n, A. Kapoor n, M. Liu n, M. Lee *, H. Huang n , A. Bozkurt n, T. Ghosh n 

Contributors: J. Tabor n, T. Agcayazi n, A. Fleming n, B. Thompson n, A. Kapoor n, M. Liu n, M. Lee *, H. Huang n , A. Bozkurt n, T. Ghosh n 

author keywords: Sensors; Sensor arrays; Sensor systems; Sockets; Monitoring; Data collection; Capacitive sensors; Pressure sensors; capacitive sensors; sensor arrays; body system networks; sensor systems and applications; textiles; wearable sensors; flexible electronics; prosthetics
TL;DR: This work presents a capacitive pressure sensor fabricated through a simple, and scalable sewing process using commercially available conductive yarns and textile materials that provides a soft, flexible, and comfortable sensing system for monitoring the inner socket environment (ISE). (via Semantic Scholar)
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Sources: Web Of Science, ORCID, NC State University Libraries
Added: March 5, 2021

2019 journal article

Proportional Myoelectric Control of a Virtual Inverted Pendulum Using Residual Antagonistic Muscles: Toward Voluntary Postural Control

IEEE TRANSACTIONS ON NEURAL SYSTEMS AND REHABILITATION ENGINEERING, 27(7), 1473–1482.

By: A. Fleming n, S. Huang n & H. Huang n 

Contributors: A. Fleming n, S. Huang n & H. Huang n 

author keywords: Electromyography; myoelectric control; postural control; volitional control; transtibial amputees; lower-limb amputees; residual muscles
MeSH headings : Adaptation, Psychological; Adult; Aged; Algorithms; Amputees; Ankle / physiology; Biomechanical Phenomena; Electromyography / methods; Female; Healthy Volunteers; Humans; Male; Middle Aged; Muscle Contraction / physiology; Muscle, Skeletal / physiology; Postural Balance; Posture / physiology; Psychomotor Performance; Virtual Reality
TL;DR: The results suggest that after the training of transtibial amputees in coordinating antagonistic residual muscles in dynamic systems, it may be feasible to implement the proportional myoelectric control of the powered ankle prostheses in order to assist the postural control mechanisms, such as anticipatory and compensatory postural adjustments. (via Semantic Scholar)
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Sources: Web Of Science, NC State University Libraries, ORCID
Added: July 29, 2019

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