Results 91 to 100 of about 320,316 (321)

Direct Surface Modification of the Epidermis Using Mussel‐Inspired Polydopamine with Multiple Anti‐Biofouling Functions

open access: yesAdvanced Healthcare Materials, EarlyView.
Surface modification using mussel‐derived polydopamine (PDA) is a versatile and robust biocompatible strategy that enables direct application to various epidermal surfaces, regardless of their morphological complexity or surface characteristics. The PDA‐coated epidermis exhibits multiple anti‐biofouling functionalities, including antibacterial and anti‐
Su Eon Lee   +14 more
wiley   +1 more source

Multifunctional Biomedical Devices with Closed‐Loop Systems for Precision Therapy

open access: yesAdvanced Healthcare Materials, EarlyView.
This review explores two major types of closed‐loop therapeutic systems: self‐sustained and externally triggered. It highlights recent advances in stimuli‐responsive materials, integrated bioelectronics, and data‐driven control strategies, offering insight into emerging strategies for personalized, responsive drug delivery.
Yixuan Leng, Rujie Sun
wiley   +1 more source

Repercussão da pressão positiva expiratória final na pressão de perfusão cerebral em pacientes adultos com acidente vascular hemorrágico The impact of positive end-expiratory pressure on cerebral perfusion pressure in adult patients with hemorrhagic stroke

open access: yesRevista Brasileira de Terapia Intensiva, 2011
A pressão positiva intratorácica pode levar a alterações hemodinâmicas com repercussão no compartimento intracraniano, alterando a pressão intracraniana e a pressão de perfusão cerebral.
Wildberg Alencar Lima   +3 more
doaj   +1 more source

Safety Evaluation of Repeated Application of Polymeric Microarray Patches in Miniature Pigs

open access: yesAdvanced Healthcare Materials, EarlyView.
This study demonstrates the safety of repeated application of three types of microarray patches (MAPs), hydrogelforming, dissolving, and implantable, over four weeks in miniature pigs. No adverse skin or systemic effects were observed, supporting the clinical potential of MAPs as safe and effective drug delivery platforms.
Qonita Kurnia Anjani   +4 more
wiley   +1 more source

The effects of positive end-expiratory pressure in alveolar recruitment during mechanical ventilation in pigs Os efeitos da pressão positiva expiratória final no recrutamento alveolar durante a ventilação mecânica em porcos

open access: yesActa Cirúrgica Brasileira, 2008
PURPOSE: To evaluate the effects of alveolar recruitment based on mean airway pressure (MAP) on pig lungs submitted to thoracotomy through blood gas exchange and hemodynamic parameters. METHODS: Twelve pigs weighting approximately 25Kg were intubated and
Gabriel Ribeiro Madke   +8 more
doaj   +1 more source

Engineering a Human‐Sized Common Bile Duct Prototype with Regenerative Potential: In Vitro Evaluation of Mechanics, Function, Degradation, and Immune Modulation

open access: yesAdvanced Healthcare Materials, EarlyView.
This study presents a multiphasic bile duct construct composed of biocompatible materials and cells, featuring an inner layer that supports biliary epithelium growth, a middle layer providing mechanical strength, and an outer cell‐permissive layer designed to support future in vivo integration.
Mattia Pasqua   +9 more
wiley   +1 more source

Metal–Organic Framework‐Based Antimicrobial Touch Surfaces to Prevent Cross‐Contamination

open access: yesAdvanced Materials, EarlyView.
A MOF‐based antimicrobial door handle cover is developed. It completely inhibits the cross‐contamination of Gram‐positive bacterial species (Staphylococcus aureus, and Enterococcus faecalis), Gram‐negative bacterial species (Escherichia coli, Pseudomonas aeruginosa, and Acinetobacter baumannii), and fungi (Candida albicans). Abstract Infection diseases
Javier Fonseca   +8 more
wiley   +1 more source

Adaptação do Bird Mark 7 para oferta de pressão positiva contínua nas vias aéreas em ventilação não-invasiva: estudo em modelo mecânico Adapting the Bird Mark 7 to deliver noninvasive continuous positive airway pressure: a bench study

open access: yesJornal Brasileiro de Pneumologia, 2008
OBJETIVO: Testar a eficiência da adaptação do ventilador Bird Mark 7 para oferecer pressão positiva contínua nas vias aéreas, conhecida como continuous positive airway pressure (CPAP) em inglês, em ventilação não-invasiva.
Beatriz Mayumi Kikuti   +4 more
doaj   +1 more source

From Mechanoelectric Conversion to Tissue Regeneration: Translational Progress in Piezoelectric Materials

open access: yesAdvanced Materials, EarlyView.
This review highlights recent progress in piezoelectric materials for regenerative medicine, emphasizing their ability to convert mechanical stimuli into bioelectric signals that promote tissue repair. Key discussions cover the intrinsic piezoelectric properties of biological tissues, co‐stimulation cellular mechanisms for tissue regeneration, and ...
Xinyu Wang   +3 more
wiley   +1 more source

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