Results 31 to 40 of about 51,286 (340)

Revision rates after primary hip and knee replacement in England between 2003 and 2006 [PDF]

open access: yes, 2008
<b>Background</b>: Hip and knee replacement are some of the most frequently performed surgical procedures in the world. Resurfacing of the hip and unicondylar knee replacement are increasingly being used.
Alex J MacGregor   +30 more
core   +4 more sources

The mechanics of the knee and prosthesis design [PDF]

open access: yesThe Journal of Bone and Joint Surgery. British volume, 1978
The mechanisms controlling and limiting movement and serving to transmit load between the femur and the tibia are discussed. Having accounted for the transmission of all components of force and couple across the joint and noted the load-bearing role of the menisci, some principles which might guide the design of knee prostheses are deduced.
John J. O'Connor, John Goodfellow
openaire   +2 more sources

Towards Expedited Impedance Tuning of a Robotic Prosthesis for Personalized Gait Assistance by Reinforcement Learning Control [PDF]

open access: yesIEEE Transactions on Robotics, 2021, 2020
Personalizing medical devices such as lower limb wearable robots is challenging. While the initial feasibility of automating the process of knee prosthesis control parameter tuning has been demonstrated in a principled way, the next critical issue is to improve tuning efficiency and speed it up for the human user, in clinic settings, while maintaining ...
arxiv   +1 more source

The unstable knee prosthesis

open access: yesRevista Española de Cirugía Ortopédica y Traumatología (English Edition), 2009
Abstract Prosthetic instability is the third most frequent cause for the failure of total knee replacement (TKR), which leads to between 10% and 22% of surgical revisions. In addition to individual factors such as previous instabilities or deformities, an associated neuromuscular condition, rheumatoid arthritis or obesity, the main causes for ...
E. C. Rodriguez-Merchan   +1 more
openaire   +2 more sources

Numerical Measurement of a Virtual Model for the Knee Prosthesis Geometry

open access: yesApplied Sciences, 2021
The human knee joint usually suffers progressive deterioration with time. The conventional cure of this issue is to replace it with an alternate knee by applying the prosthesis implant.
Kheireddine Zehouani, Oldal István
doaj   +1 more source

Bilateral Total Knee Arthroplasty: One Mobile-Bearing and One Fixed-Bearing

open access: yesJournal of Orthopaedic Surgery, 2001
We compared the early results of mobile-bearing knee prosthesis with fixed-bearing knee prosthesis in 16 patients who had one-stage, sequential, bilateral replacements.
KY Chiu, TP Ng, WM Tang, P Lam
doaj   +1 more source

Acoustic Emission Analysis (AEA) in unilateral leg amputees as a future quality tool in orthopaedic technology to evaluate the adjusted prosthesis in relation to gonarthritis

open access: yesCurrent Directions in Biomedical Engineering, 2023
In orthopaedic technology unilateral leg amputees are provided with prosthesis which are attached through a shaft to the remaining part of the leg.
Subke Joerg   +5 more
doaj   +1 more source

Is standard total knee arthroplasty with lateral femoral overhanging a cause of anterior knee pain? A randomized controlled trial

open access: yesSICOT-J, 2022
Introduction: Anterior knee pain (AKP) may persist after total knee arthroplasty (TKA), even if well aligned and stable, and is reported in up to 30% of patients, leading to patient dissatisfaction.
Pongcharoen Boonchana   +2 more
doaj   +1 more source

REVISION TOTAL KNEE ARTHROPLASTY USING THE MODERN CONSTRAINED CONDYLAR KNEE PROSTHESIS [PDF]

open access: yesActa Ortopédica Brasileira, 2016
Objective: To determine whether the second-generation constrained condylar prosthesis provided satisfactory results in revision total knee arthroplasty.
Naoki Nakano   +5 more
doaj   +1 more source

Osteoarthritis management care pathways are complex and inefficient: A qualitative study of physiotherapist perspectives from specialised osteoarthritis services

open access: yesMusculoskeletal Care, Volume 20, Issue 4, Page 860-872, December 2022., 2022
Abstract Objective Hip and knee osteoarthritis guidelines internationally provide consistent first‐line care recommendations. However, uptake of these recommendations remains suboptimal. This qualitative study explores factors influencing guideline‐based care from the perspectives of physiotherapists working in specialised osteoarthritis services ...
Alison J. Gibbs   +4 more
wiley   +1 more source

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