Results 1 to 10 of about 28,342 (145)

Can microprocessor knees reduce the disparity in trips and falls risks between above and below knee prosthesis users? [PDF]

open access: yesPLoS ONE, 2022
While all lower limb prosthesis walkers have a high risk of tripping and/or falling, above knee prosthesis users are reported to fall more frequently. Recognising this, engineers designed microprocessor knees (MPK) to help mitigate these risks, but to ...
Michael McGrath   +7 more
doaj   +2 more sources

Knee Prosthesis in the Computer Era [PDF]

open access: yesOrthopaedic Surgery, 2021
Over the past two decades, computer assistance has revolutionalized surgery and has enabled enormous advancements in knee prosthesis surgery. Total knee arthroplasty (TKA) is a hot topic of orthopaedic research.
Hasan B Sezer   +3 more
doaj   +2 more sources

Cobalt-induced Retinopathy: Unveiling the hidden risk of knee prosthesis [PDF]

open access: yesAmerican Journal of Ophthalmology Case Reports
Purpose: To report a case of cobalt-induced retinopathy from a knee prosthesis and to outline the diagnostic challenges and management approach. Observation: A 67-year-old female presented with chronic bilateral visual disturbances, including blurred ...
Aim-On Saengsirinavin   +17 more
doaj   +2 more sources

Radiographic Assessment of Aseptic Loosening of Tumor‐Type Knee Prosthesis in Distal Femur [PDF]

open access: yesOrthopaedic Surgery, 2022
Objective To measure the full‐length anteroposterior and lateral radiographs of lower limbs after the resection of a tumor in the distal femur and tumor‐type knee prosthesis replacement and to analyze the factors leading to aseptic loosening of the ...
Zi‐ming Li, Xiu‐chun Yu, Kai Zheng
doaj   +2 more sources

Assessing the influence of gastrocnemius reconstruction on stress distribution of femoral tumor rotating hinge knee prosthesis via finite element analysis [PDF]

open access: yesFrontiers in Bioengineering and Biotechnology
Background:After femoral oncological knee arthroplasty, some patients suffer from rotating axis fracture, which significantly impacts the life span of the rotating hinge knee (RHK) prosthesis.
Jie Jiang   +5 more
doaj   +2 more sources

Intraoperative sensor technology quantifies inter-prosthesis pressure for predicting lower limb alignment after Oxford unicompartmental knee arthroplasty

open access: yesFrontiers in Bioengineering and Biotechnology, 2023
Purpose: The aim of this study is to quantify inter-prosthetic pressures at different knee angles in Oxford unicompartmental knee arthroplasty (OUKA) and its correlation with postoperative lower limb alignment.Methods: This study included 101 patients ...
Juncheng Ge   +9 more
doaj   +1 more source

A Novel Framework to Facilitate User Preferred Tuning for a Robotic Knee Prosthesis

open access: yesIEEE Transactions on Neural Systems and Rehabilitation Engineering, 2023
The tuning of robotic prosthesis control is essential to provide personalized assistance to individual prosthesis users. Emerging automatic tuning algorithms have shown promise to ease the device personalization procedure.
Abbas Alili   +6 more
doaj   +1 more source

Medium-term Results Evaluation between Gender-Specific x Conventional Total Knee Arthroplasty Prostheses [PDF]

open access: yesRevista Brasileira de Ortopedia, 2020
Objective To compare the postoperative functional result of total knee arthroplasty (TKA) with gender-specific prosthesis versus TKA with conventional prosthesis in a 5-year period.
José Luiz Colleoni   +5 more
doaj   +3 more sources

Revision of the Gunston polycentric knee arthroplasty with total knee arthroplasty

open access: yesActa Orthopaedica et Traumatologica Turcica, 2020
The Gunston polycentric knee arthroplasty, first designed and performed by Frank Gunston in 1971, is the first prosthesis considering the natural knee biomechanics. Although the polycentric knee arthroplasty showed encouraging results to relieve pain and
Kaya Memisoglu   +2 more
doaj   +1 more source

Formation of buckling resistance in a transfemoral prosthesis

open access: yesВестник медицинского института «Реавиз»: Реабилитация, врач и здоровье, 2022
Introduction. The principles of construction of the knee joint in the transfemoral prosthesis are considered. The design of the knee joint in the transfemoral prosthesis with an original mechanism for ensuring buckling resistance in the prosthesis is ...
G. N. Burov   +4 more
doaj   +1 more source

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