Results 141 to 150 of about 2,850,935 (363)

Conversion total hip arthroplasty with a proximally modular, distal fixation reconstruction prosthesis following cephalomedullar nail failure [PDF]

open access: bronze, 2020
Daniel Godoy-Monzon   +5 more
openalex   +1 more source

Hundred‐Nanometer‐Thick Stretchable Liquid Metal Films for Ultra‐Conformal Bioelectrodes

open access: yesAdvanced Science, EarlyView.
A low‐temperature deposition strategy is proposed to fabricate 19 nm‐thick liquid metal nanofilms (conductivity: 3 × 10⁶ S m−1) for developing ultra‐thin, high‐conductivity epidermal electrodes. The 1 µm‐thick composite achieves 8.5 kΩ skin contact impedance and 26 dB EMG SNR, enabling robust dynamic electromyography during movement.
Shiying Li   +10 more
wiley   +1 more source

Nontraumatic Fracture of the Femoral Condylar Prosthesis in a Total Knee Arthroplasty Leading to Mechanical Failure

open access: yesCase Reports in Orthopedics, 2014
This paper reports a case of fatigue fracture of the femoral component in a cruciate-retaining cemented total knee arthroplasty (TKA). A 64-year-old man had undergone a primary TKA for osteoarthritis 10 years previously at another institution using the ...
Girish N. Swamy   +3 more
doaj   +1 more source

Dual‐Pedicle Tissue‐Engineered Trachea Promotes Biomimetic Cartilaginous Framework, Vascularization, and Epithelial Lining for Long‐Segment Tracheal Reconstruction

open access: yesAdvanced Science, EarlyView.
Overcoming the limitations of conventional grafts, a biomimetic trachea with two independent vascular pedicles enables rapid integration and sustained patency. This approach markedly improves survival rates, restores the epithelial barrier, and promotes regenerative pathways, presenting a transformative paradigm for clinical application.
Ziming Wang   +9 more
wiley   +1 more source

Mobile- vs. Fixed-Bearing Total Ankle Prostheses

open access: yesFoot & Ankle Orthopaedics, 2017
Category: Ankle, Ankle Arthritis Introduction/Purpose: Total ankle replacement (TAR) is a well-accepted treatment option in patients with end-stage ankle osteoarthritis.
Alexej Barg MD   +2 more
doaj   +1 more source

Neuromorphic Motor Control with Electrolyte‐Gated Organic Synaptic Transistors

open access: yesAdvanced Electronic Materials, EarlyView.
Electrolyte‐gated organic synaptic transistor (EGOST)‐based neuromorphic motor control systems integrate sensing, processing, and actuation by mimicking biological synapses. With advantages such as low power consumption, tunable synaptic plasticity, and mechanical flexibility, they are emerging as next‐generation core technologies for real‐time ...
Sung‐Hwan Kim   +3 more
wiley   +1 more source

Risk factors for paravalvular leak after transcatheter aortic valve replacement [PDF]

open access: yes, 2019
Objective. To assess risk factors for paravalvular leak (PVL) after transcatheter aortic valve implantation (TAVI) in a large single-center cohort, including measurement of aortic valve calcification using a reproducible method. Methods.
Pollari, Francesco
core  

<b>Failures in dental prosthesis: dentists perception of the involved legal aspects </b> [PDF]

open access: diamond, 2014
Mário Marques Fernandes   +5 more
openalex   +1 more source

Toward Environmentally Friendly Hydrogel‐Based Flexible Intelligent Sensor Systems

open access: yesAdvanced Intelligent Discovery, EarlyView.
This review summarizes environmentally and biologically friendly hydrogel‐based flexible sensor systems focusing on physical, chemical, and physiological sensors. Furthermore, device concepts moving forward for the practical application are discussed about wireless integration, the interface between hydrogel and dry electronics, automatic data analysis
Sudipta Kumar Sarkar, Kuniharu Takei
wiley   +1 more source

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