Results 61 to 70 of about 2,549,762 (340)

Development and validation of a computational model of the knee joint for the evaluation of surgical treatments for osteoarthritis

open access: yesComputer Methods in Biomechanics and Biomedical Engineering, 2014
A three-dimensional (3D) knee joint computational model was developed and validated to predict knee joint contact forces and pressures for different degrees of malalignment.
R. Mootanah   +13 more
semanticscholar   +1 more source

Multifunctional, Flexible and Interactive PVDF Fibers with Tunable Conductivity via CNT Coatings for Sensing and Smart Textile Applications

open access: yesAdvanced Functional Materials, EarlyView.
A two‐step fabrication strategy combines electrospinning with electrophoretic deposition of carbon nanotubes to produce conductive, porous PVDF fiber mats. These flexible composites serve as multifunctional sensors, capable of detecting pressure, motion, respiration, and temperature.
Michał Kopacz   +7 more
wiley   +1 more source

Relative intensity influences the degree of correspondence of jump squats and push jerks to countermovement jumps [PDF]

open access: yes, 2016
The aim of this study was to determine the mechanical similarity between push jerk (PJ) and jump squat (JS) to countermovement jump (CMJ) and further understand the effect increasing external load may have on this relationship.
Cleather, Daniel J.   +2 more
core   +2 more sources

Quadriceps arthrogenic muscle inhibition: the effects of experimental knee joint effusion on motor cortex excitability

open access: yesArthritis Research & Therapy, 2014
IntroductionMarked weakness of the quadriceps muscles is typically observed following injury, surgery or pathology affecting the knee joint. This is partly due to ongoing neural inhibition that prevents the central nervous system from fully activating ...
D. Rice, P. McNair, G. Lewis, N. Dalbeth
semanticscholar   +1 more source

An Animal‐Free Patient‐Derived Tissue‐Mimetic Biochip Model of the Human Synovial Membrane for Human‐Relevant Osteoarthritis Research

open access: yesAdvanced Healthcare Materials, EarlyView.
Reihs et al. present the development of a humanized, animal‐free synovial membrane model for osteoarthritis. Methods include 3D biochip cultures of human‐primary OA synoviocytes with matrix and serum surrogates. Results show replication of synovial architecture and increased Yap1 expression.
Eva I. Reihs   +17 more
wiley   +1 more source

Quantifying the Tibiofemoral Joint Space Using X-ray Tomosynthesis [PDF]

open access: yes, 2011
Purpose: Digital x-ray tomosynthesis (DTS) has the potential to provide 3D information about the knee joint in a load-bearing posture, which may improve diagnosis and monitoring of knee osteoarthritis compared with projection radiography, the current ...
Heckel, Beth   +4 more
core   +1 more source

Aspiration and Injection of the Knee Joint: Approach Portal

open access: yesKnee Surgery and Related Research, 2014
Aspiration and injection of the knee joint is a commonly performed medical procedure. Injection of corticosteroid for the treatment of osteoarthritis is the most common reason for knee joint injection, and is performed as an office procedure.
R. Douglas
semanticscholar   +1 more source

Structural Motifs in Soft Fibrous Tissues: Revealing Structure‐Mechanics Relationships in Deformation and Tear Resistance for Biomimetic Material Design

open access: yesAdvanced Healthcare Materials, EarlyView.
This review explores how soft fibrous tissues achieve their remarkable mechanical behavior through recurring structural motifs across multiple length scales. It highlights key advances in mimicking these features using fiber‐reinforced hydrogels and hierarchical composites, offering insights into mechanical compatibility, flaw tolerance, and tear ...
Mirit Sharabi
wiley   +1 more source

An Organ‐on‐Chip Platform for Strain‐Controlled, Tissue‐Specific Compression of Cartilage and Mineralized Osteochondral Interface to Study Mechanical Overloading in Osteoarthritis

open access: yesAdvanced Healthcare Materials, EarlyView.
A mechanically active OsteoChondral Unit (OCU)‐on‐Chip platform mimicking the OCU's functional anatomy and the strain gradient across the osteochondral interface is presented. Upon compartment‐specific hyperphysiological compression, the model replicates mechanisms observed in osteoarthritis (OA) progression, such as calcium crystal accumulation ...
Andrea Mainardi   +10 more
wiley   +1 more source

Muscle activity of the stance knee in elite race walkers [PDF]

open access: yes, 2011
The purpose of this study was to compare knee muscle activity in race walkers with different knee extension patterns. Three international athletes walked over two force plates recording at 1000 Hz.
Bissas, A, Drake, A, Hanley, B
core   +1 more source

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