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Project Research

The Sierra Leone Orthotics & Prosthetics Program

We've designed a health system strengthening model  to support and expand the prosthetic and orthotic sector that cares for people wit…
Project Research

Biplanar Fluoroscopy Gait Analysis

Biplanar fluoroscopy (BiFlo) enables three-dimensional bone kinematics analysis using x-ray videos and bone geometry from segmented CT. Hin…
Project Research

A Two-Degree-of-Freedom Powered Ankle-Foot Prosthesis

Powered ankle prostheses have been proven to improve the walking economy of transtibial amputees although these powered systems are usually…
Project Research

Full neural control of a bionic limb to restore biomimetic gait after amputation

This project focuses on developing and integrating new powered prosthetic limbs, sensor systems, and surgical technologies to restore neura…
Project Research

Neural Control of Upper Extremity Prostheses

Existing upper extremity prosthesis controllers have limited functionality and place high cognitive demands on users, both of which contrib…
Project Research

Design and Clinical Evaluation of a Digital Transtibial Prosthetic Interface

The prosthetic interface consists of a compliant liner and rigid socket, and conventionally has been made through a very hands-on artisinal…
Project Research

Effect of a powered ankle on shock absorption and interfacial pressure

Lower-extremity amputees face a series of potentially serious post-operative complications. Among these are increased risk of further amput…
Project Research

Democratizing prosthetic and diabetic care: A resilient model for healthcare delivery

As developers of prosthetic technology, we’re dedicated to understanding the challenges that people with limb loss face, not just after amp…
Project Research

Agonist-antagonist Myoneural Interface (AMI)

Humans can accurately sense the position, speed, and torque of their limbs, even with their eyes shut. This sense, known as proprioception,…
Project Research

3D neuromuscular model of the human ankle-foot complex

During the gait cycle, the human ankle complex serves as a primary power generator while simultaneously stabilizing the entire limb. These …
Project Research

Personalized Bionics for Dynamic Gait

The design of next-generation bionic ankles and knees aims to improve bionic actuators on all metrics: range of motion, power density, band…
Project Research

An osseointegrated prosthesis with bi-directional neural communication

Recent advancements in orthopedic implants have made way for a new generation of bionic limbs that attach directly to the skeleton. Leverag…
Project Research

Powered Ankle-Foot Prosthesis

The human ankle provides a significant amount of net positive work during the stance period of walking, especially at moderate to fast walk…
Project Research

Neural interface technology for advanced prosthetic limbs

Recent advances in artificial limbs have resulted in the provision of powered ankle and knee function for lower extremity amputees and powe…
Project Research

Magnetomicrometry: Tissue Tracking via Implanted Magnetic Beads

Amputation, muscle weakness, and nerve damage can make it difficult to perform simple daily tasks. In this project, we are developing a mi…
Project Research

Flexible dry electrodes for EMG acquisition within prosthetic sockets

Acquisition of surface electromyography (sEMG) from a person with an amputated lower extremity (LE) during prosthesis-assisted walking rema…