Results 61 to 70 of about 49,290 (255)

Van Nes rotationplasty in two patients with congenital femoral deficiency

open access: yesActa Orthopaedica et Traumatologica Turcica, 2020
Congenital femoral deficiencies have a wide spectrum ranging from simple hypoplasia to complete femoral aplasia. They are often associated with congenital shortening of the tibia and fibular hemimelia.
Korhan Ozkan   +3 more
doaj  

Targeting a Myeloid–Regulatory B Cell Network Reverses Immune Paralysis in Periprosthetic Joint Infections

open access: yesAdvanced Science, EarlyView.
Periprosthetic joint infection establishes a sophisticated immunosuppressive network between CXCR4+ PMN‐MDSCs and Bregs, inducing profound CD8+ T cell paralysis. Alendronate effectively disrupts this CXCR4+ PMN‐MDSC–Breg axis by targeting STAT3, thereby restoring local immune surveillance.
Jintao Wu   +9 more
wiley   +1 more source

Viability of pHEMA Hydrogels as Coating in Human Synovial Joint Prosthesis

open access: yesMaterials Research, 2002
In artificial joints, the bone part is usually substituted by a metallic component with high corrosion and strength resistance while the articular cartilage is replaced by a polymer.
V.P. Bavaresco   +3 more
doaj   +1 more source

Bioinspired Passive Flow Routing to Mitigate Thrombosis in Prosthetic Heart Valves and Cardiovascular Devices

open access: yesAdvanced Science, EarlyView.
Bioinspired passive flow routing mitigates thrombosis in cardiovascular devices by redirecting a small fraction of forward flow into stagnation‐prone regions. Inspired by avian alula and aircraft slat mechanisms, strategically placed routing channels restore washout around mechanical heart valves, reducing low‐shear exposure by four orders of magnitude
Yevgeniy Kreinin   +8 more
wiley   +1 more source

From Flexible to Conformable Pressure Sensors: Mechanisms, Materials, and Biomedical Applications

open access: yesAdvanced Electronic Materials, EarlyView.
This review highlights recent progress, challenges and future opportunities in pressure sensing for advanced biomedical applications. We summarize key transduction mechanisms and emerging material strategies, discuss representative wearable and implantable applications for continuous physiological monitoring and provide a focused perspective on barrier
Rishabh B. Mishra   +2 more
wiley   +1 more source

Our Positive and Negative Deductions regarding the Results of Tumor Prostheses after Resection of Primary and Metastatic Tumors of the Proximal Humerus

open access: yesThe Anatolian Journal of Family Medicine, 2019
INTRODUCTION[|]The aim of modular tumor prostheses for primary and metastatic tumors of the proximal humerus is to provide the maximum possible physical, psychological and social activity despite the wide resection areas.
Ertuğrul Allahverdi, Yusuf Yıldız
doaj   +1 more source

Factors to Consider in Joint Prosthesis Systems [PDF]

open access: yesBaylor University Medical Center Proceedings, 2006
In joint reconstruction, the techniques and materials that provide the best outcomes for patients have been debated. The main points of controversy relate to the use of hemiarthroplasties versus total joint prostheses with metal-on-metal versus metal-on-polyethylene articulations.
openaire   +2 more sources

Smart Flexible Tactile Sensors: Recent Progress in Device Designs, Intelligent Algorithms, and Multidisciplinary Applications

open access: yesAdvanced Intelligent Discovery, EarlyView.
Flexible tactile sensors have considerable potential for broad application in healthcare monitoring, human–machine interfaces, and bioinspired robotics. This review explores recent progress in device design, performance optimization, and intelligent applications. It highlights how AI algorithms enhance environmental adaptability and perception accuracy
Siyuan Wang   +3 more
wiley   +1 more source

A High‐Precision Dynamic Movement Recognition Algorithm Using Multimodal Biological Signals for Human–Machine Interaction

open access: yesAdvanced Intelligent Systems, Volume 7, Issue 3, March 2025.
This article describes a multimodal fusion data acquisition and processing system about electromyography for dynamic movement recognition and bioelectrical impedance for key posture recognition. In addition, a new dynamic–static fusion algorithm strategy is designed.
Chenhao Cao   +5 more
wiley   +1 more source

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