The effects of prosthesis inversion/eversion stiffness on balance-related variability during level walking: A pilot study

M Kim, H Lyness, T Chen… - Journal of …, 2020 - asmedigitalcollection.asme.org
Prosthesis features that enhance balance are desirable to people with transtibial
amputation. Ankle inversion/eversion compliance is intended to improve balance on uneven …

Systematic Assessment of Prosthesis Stiffness on User Biomechanics Using the Lower Leg Trajectory Error Framework and Its Implication for the Design and …

V Prost, WB Johnson, JA Kent… - Journal of …, 2023 - asmedigitalcollection.asme.org
Advances in understanding the effects the mechanical characteristics of prosthetic feet on
user biomechanics have enabled passive prostheses to improve the walking pattern of …

Ankle control in walking and running: Speed-and gait-related changes in dynamic mean ankle moment arm

PG Adamczyk - Journal of Biomechanical …, 2020 - asmedigitalcollection.asme.org
The human foot–ankle complex uses heel-to-toe ground contact progression in walking, but
primarily forefoot contact in high-speed running. This qualitative change in ankle control is …

Experimental demonstration of the lower leg trajectory error framework using physiological data as inputs

KM Olesnavage, V Prost… - Journal of …, 2021 - asmedigitalcollection.asme.org
While many studies have attempted to characterize the mechanical behavior of passive
prosthetic feet to understand their influence on amputee gait, the relationship between …

The functional roles of muscles, passive prostheses, and powered prostheses during sloped walking in people with a transtibial amputation

NT Pickle, AM Grabowski… - Journal of …, 2017 - asmedigitalcollection.asme.org
Sloped walking is challenging for individuals with transtibial amputation (TTA) due to the
functional loss of the ankle plantarflexors. Prostheses that actively generate ankle power …

Biomechanical evaluation of stair ambulation using impedance control on an active prosthesis

J Camargo, K Bhakta, K Herrin… - Journal of …, 2023 - asmedigitalcollection.asme.org
Active prostheses can provide net positive work to individuals with amputation, offering more
versatility across locomotion tasks than passive prostheses. However, the effect of powered …

Novel method to evaluate angular stiffness of prosthetic feet from linear compression tests

PG Adamczyk, M Roland… - Journal of …, 2013 - asmedigitalcollection.asme.org
Lower limb amputee gait during stance phase is related to the angular stiffness of the
prosthetic foot, which describes the dependence of ankle torque on angular progression of …

Foot and ankle joint biomechanical adaptations to an unpredictable coronally uneven surface

AD Segal, KH Yeates… - Journal of …, 2018 - asmedigitalcollection.asme.org
Coronally uneven terrain, a common yet challenging feature encountered in daily
ambulation, exposes individuals to an increased risk of falling. The foot-ankle complex may …

Emulating the effective ankle stiffness of commercial prosthetic feet using a robotic prosthetic foot emulator

EG Halsne, CS Curran… - Journal of …, 2022 - asmedigitalcollection.asme.org
Prosthetic foot selection for individuals with lower limb amputation relies primarily on
clinician judgment. The prosthesis user rarely has an opportunity to provide experiential …

A universal ankle–foot prosthesis emulator for human locomotion experiments

JM Caputo, SH Collins - Journal of …, 2014 - asmedigitalcollection.asme.org
Robotic prostheses have the potential to significantly improve mobility for people with lower-
limb amputation. Humans exhibit complex responses to mechanical interactions with these …