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 …

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 …

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 computational gait model with a below-knee amputation and a semi-active variable-stiffness foot prosthesis

MA McGeehan, PG Adamczyk… - Journal of …, 2021 - asmedigitalcollection.asme.org
Introduction: Simulations based on computational musculoskeletal models are powerful
tools for evaluating the effects of potential biomechanical interventions, such as …

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 …

Model based design of a low cost and compliant low profile prosthetic foot

HL Bartlett, ST King, M Goldfarb… - Journal of …, 2022 - asmedigitalcollection.asme.org
This paper describes the design of a simple and low-cost compliant low-profile prosthetic
foot based on a cantilevered beam of uniform strength. The prosthetic foot is developed such …

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 …

Design and testing of a prosthetic foot with interchangeable custom springs for evaluating lower leg trajectory error, an optimization metric for prosthetic feet

V Prost, KM Olesnavage… - Journal of …, 2018 - asmedigitalcollection.asme.org
An experimental prosthetic foot intended for evaluating a novel design objective is
presented. This objective, called the lower leg trajectory error (LLTE), enables the …

Biomechanical Evaluation of Prosthetic Feet Designed Using the Lower Leg Trajectory Error Framework

V Prost, WB Johnson, JA Kent, MJ Major, AG Winter - 2021 - researchsquare.com
The walking pattern and comfort of a person with lower limb amputation are determined by
the prosthetic foot's diverse set of mechanical characteristics. However, most design …

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 …