Results 41 to 50 of about 59,420 (296)

Biomechanical Changes of the Tibial-femoral Joint of the Knee Joint with Fixed and Moving Axes Under Different Flexion States

open access: yesTaiyuan Ligong Daxue xuebao, 2021
Total knee arthroplasty is an effective method for treating knee diseases, but there is no unified view on the advantages and disadvantages of fixed-axis and mobile-axis knee prostheses.
Hui GAO   +6 more
doaj   +1 more source

Patellar Tendon Morphology in Trans-tibial Amputees Utilizing a Prosthesis with a Patellar-tendon- Bearing Feature [PDF]

open access: yes, 2019
A patellar-tendon-bearing (PTB) bar is a common design feature used in the socket of trans-tibial prostheses to place load on the pressure-tolerant tissue.
Bashford, Gregory   +6 more
core   +4 more sources

Effects of extended powered knee prosthesis stance time via visual feedback on gait symmetry of individuals with unilateral amputation: a preliminary study

open access: yesJournal of NeuroEngineering and Rehabilitation, 2019
Background Establishing gait symmetry is a major aim of amputee rehabilitation and may be more attainable with powered prostheses. Though, based on previous work, we postulate that users transfer a previously-learned motor pattern across devices ...
Andrea Brandt   +4 more
doaj   +1 more source

The Knee Arthroplasty Trial (KAT) : design features, baseline characteristics and two-year functional outcomes after alternative approaches to knee replacement [PDF]

open access: yes, 2009
Background: The aim of continued development of total knee replacement systems has been the further improvement of the quality of life and increasing the duration of prosthetic survival.
Campbell, Marion Kay   +13 more
core   +1 more source

Ti6Al4V‐Bioglass‐Copper Composites for Load‐Bearing Implants

open access: yesAdvanced Healthcare Materials, EarlyView.
We have designed and manufactured a novel Ti64‐based composite by adding 45S5 bioglass (BG) and copper (Cu). Adding BG on titanium improves wear resistance and biocompatibility, whereas Cu addition improves mechanical strength while providing inherent lifelong bacterial resistance.
Lochan Upadhayay   +3 more
wiley   +1 more source

Clinical results of Hi-tech Knee II total knee arthroplasty in patients with rheumatoid athritis: 5- to 12-year follow-up

open access: yesJournal of Orthopaedic Surgery and Research, 2012
Background Total knee arthroplasty (TKA) is a common form of treatment to relieve pain and improve function in cases of rheumatoid arthritis (RA). Good clinical outcomes have been reported with a variety of TKA prostheses.
Yamanaka Hajime   +2 more
doaj   +1 more source

The effects of swing assistance in a microprocessor-controlled transfemoral prosthesis on walking at varying speeds and grades

open access: yesWearable Technologies, 2023
This article proposes, describes, and tests a swing-assist walking controller for a stance-controlled, swing-assisted knee prosthesis that aims to combine benefits of passive swing mechanics (e.g., quiet operation, biomimetic function, and low power ...
Jantzen Lee, Michael Goldfarb
doaj   +1 more source

Perancangan dan Pengembangan Prothese Kaki Bagian Bawah Lutut dengan Menggunakan Quality Function Deployment [PDF]

open access: yes, 2003
This paper proposes design and development of below knee prosthesis using quality function deployment (QFD) to return the balance of human body so the patient can do their daily activities.
Damayanti, Retno Wulan   +2 more
core  

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

Medical Fabrics with Non‐Antibiotic, Supramolecular Antimicrobial Coatings: A Preventive Approach to Combat Biofilm Formation and Bacterial Dissemination

open access: yesAdvanced Healthcare Materials, EarlyView.
The study presents an antibiotic‐free strategy using medical fabrics coated with supramolecular assemblies of polyarginine and hyaluronic acid. These coatings showed strong antimicrobial and anti‐biofilm activity in vitro and in vivo, achieving major bacterial load reductions, including against MRSA.
Adjara Diarrassouba   +18 more
wiley   +1 more source

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