Control strategies for active lower extremity prosthetics and orthotics: a review

MR Tucker, J Olivier, A Pagel, H Bleuler… - … of neuroengineering and …, 2015 - Springer
Technological advancements have led to the development of numerous wearable robotic
devices for the physical assistance and restoration of human locomotion. While many …

Toward higher-performance bionic limbs for wider clinical use

D Farina, I Vujaklija, R Brånemark, AMJ Bull… - Nature biomedical …, 2023 - nature.com
Most prosthetic limbs can autonomously move with dexterity, yet they are not perceived by
the user as belonging to their own body. Robotic limbs can convey information about the …

A review of current state-of-the-art control methods for lower-limb powered prostheses

R Gehlhar, M Tucker, AJ Young, AD Ames - Annual reviews in control, 2023 - Elsevier
Lower-limb prostheses aim to restore ambulatory function for individuals with lower-limb
amputations. While the design of lower-limb prostheses is important, this paper focuses on …

Design and clinical implementation of an open-source bionic leg

AF Azocar, LM Mooney, JF Duval, AM Simon… - Nature biomedical …, 2020 - nature.com
In individuals with lower-limb amputations, robotic prostheses can increase walking speed,
and reduce energy use, the incidence of falls and the development of secondary …

Design and validation of a powered knee–ankle prosthesis with high-torque, low-impedance actuators

T Elery, S Rezazadeh, C Nesler… - IEEE Transactions on …, 2020 - ieeexplore.ieee.org
In this article, we present the design of a powered knee-ankle prosthetic leg, which
implements high-torque actuators with low-reduction transmissions. The transmission …

On human-in-the-loop optimization of human–robot interaction

P Slade, C Atkeson, JM Donelan, H Houdijk… - Nature, 2024 - nature.com
From industrial exoskeletons to implantable medical devices, robots that interact closely with
people are poised to improve every aspect of our lives. Yet designing these systems is very …

Continuous-phase control of a powered knee–ankle prosthesis: Amputee experiments across speeds and inclines

D Quintero, DJ Villarreal, DJ Lambert… - IEEE Transactions …, 2018 - ieeexplore.ieee.org
Control systems for powered prosthetic legs typically divide the gait cycle into several
periods with distinct controllers, resulting in dozens of control parameters that must be tuned …

Online reinforcement learning control for the personalization of a robotic knee prosthesis

Y Wen, J Si, A Brandt, X Gao… - IEEE transactions on …, 2019 - ieeexplore.ieee.org
Robotic prostheses deliver greater function than passive prostheses, but we face the
challenge of tuning a large number of control parameters in order to personalize the device …

Data-driven variable impedance control of a powered knee–ankle prosthesis for adaptive speed and incline walking

TK Best, CG Welker, EJ Rouse… - IEEE Transactions on …, 2023 - ieeexplore.ieee.org
Most impedance-based walking controllers for powered knee–ankle prostheses use a finite
state machine with dozens of user-specific parameters that require manual tuning by …

Design, development, and testing of a lightweight hybrid robotic knee prosthesis

T Lenzi, M Cempini, L Hargrove… - … International Journal of …, 2018 - journals.sagepub.com
We present a lightweight robotic knee prosthesis with a novel hybrid actuation system that
enables passive and active operation modes. The proposed hybrid knee uses a spring …