Results 11 to 20 of about 443,888 (386)

A lightweight robotic leg prosthesis replicating the biomechanics of the knee, ankle, and toe joint

open access: yesScience Robotics, 2022
Robotic leg prostheses promise to improve the mobility and quality of life of millions of individuals with lower-limb amputations by imitating the biomechanics of the missing biological leg. Unfortunately, existing powered prostheses are much heavier and
M. Tran   +3 more
semanticscholar   +1 more source

Powered knee and ankle prosthesis with indirect volitional swing control enables level-ground walking and crossing over obstacles

open access: yesScience Robotics, 2020
Control of prosthesis swing trajectory enables individuals to voluntarily change foot clearance to traverse obstacles. Powered prostheses aim to mimic the missing biological limb with controllers that are finely tuned to replicate the nominal gait ...
Joel Mendez   +3 more
semanticscholar   +1 more source

The Argus II Retinal Prosthesis System

open access: yesProsthesis, 2019
The field of retinal prosthetics has seen significant advances in the past 3 decades. Encouraging results from different groups have shown coarse objective functional improvement, using a range of technological and surgical approaches.
Edward Bloch, Lyndon da Cruz
semanticscholar   +1 more source

How should we assess the mechanical properties of lower-limb prosthesis technology used in elite sport?: An initial investigation [PDF]

open access: yes, 2013
Despite recent controversy, it is not yet formally recognised how lower-limb prosthesis should be assessed for their performance. To assist in this process, experiments are undertaken to investigate the linearity, stiffness and assessment of feet based ...
Dyer, Bryce T.J.   +2 more
core   +1 more source

Literature Review on Needs of Upper Limb Prosthesis Users

open access: yesFrontiers in Neuroscience, 2016
The loss of one hand can significantly affect the level of autonomy and the capability of performing daily living, working and social activities. The current prosthetic solutions contribute in a poor way to overcome these problems due to limitations in ...
F. Cordella   +6 more
semanticscholar   +1 more source

STUDY REGARDING THE INFLUENCE OF THE DISTANCE FROM LIGHT CURING UNIT TIP TO MATERIAL SURFACE AND OF THE LIGHT CURING MODE ON POLYMERIZATION EFFECTIVENESS OF A BULF FILL BASE COMPOSITE RESIN

open access: yesRomanian Journal of Medical and Dental Education, 2021
The aim of the study was to evaluate the influence of some characteristic of the light curing unit (polymeriyation mode and the distance between light curing tip to the surface of composite resin) on the efficiency of SDR® Plus bulk fill flowable base ...
Simona Stoleriu   +6 more
doaj  

Prosthesis with neuromorphic multilayered e-dermis perceives touch and pain

open access: yesScience Robotics, 2018
A multilayered e-dermis allows a prosthesis and an amputee to perceive a range of innocuous and noxious tactile stimuli. The human body is a template for many state-of-the-art prosthetic devices and sensors.
Andrei Dragomir   +5 more
semanticscholar   +1 more source

Patient-Specific Prosthetic Fingers by Remote Collaboration - A Case Study [PDF]

open access: yes, 2011
The concealment of amputation through prosthesis usage can shield an amputee from social stigma and help improve the emotional healing process especially at the early stages of hand or finger loss.
A Alison   +31 more
core   +4 more sources

Visual Prosthesis [PDF]

open access: yesPerception, 2008
There are more than forty million blind individuals in the world whose plight would be greatly ameliorated by creating a visual prosthesis. We begin by outlining the basic operational characteristics of the visual system, as this knowledge is essential for producing a prosthetic device based on electrical stimulation through arrays of implanted ...
Peter H, Schiller, Edward J, Tehovnik
openaire   +2 more sources

Advances in retinal prosthesis systems

open access: yesTherapeutic Advances in Ophthalmology, 2019
Retinal prosthesis systems have undergone significant advances in the past quarter century, resulting in the development of several different novel surgical and engineering approaches.
E. Bloch, Y. Luo, L. da Cruz
semanticscholar   +1 more source

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