Results 111 to 120 of about 226,151 (328)

Impact of Lung Expansion Therapy Using Positive End-Expiratory Pressure in Mechanically Ventilated Patients Submitted to Coronary Artery Bypass Grafting

open access: yesBrazilian Journal of Cardiovascular Surgery
Objective: To evaluate the impact of different levels of positive end-expiratory pressure (PEEP) on gas exchange in patients undergoing coronary artery bypass grafting (CABG).
André Luiz Lisboa Cordeiro   +7 more
doaj   +1 more source

Elective nasal continuous positive airway pressure to support respiration after prolonged ventilation in infants after congenital cardiac surgery

open access: yesAnnals of Pediatric Cardiology, 2017
Background: We sought to compare the effectiveness of oxygen (O2) treatment administered by an O2 mask and nasal continuous positive airway pressure (NCPAP) in infants after congenital cardiac surgery.
Hemang Gandhi   +6 more
doaj   +1 more source

Functional Materials for Environmental Energy Harvesting in Smart Agriculture via Triboelectric Nanogenerators

open access: yesAdvanced Functional Materials, EarlyView.
This review explores functional and responsive materials for triboelectric nanogenerators (TENGs) in sustainable smart agriculture. It examines how particulate contamination and dirt affect charge transfer and efficiency. Environmental challenges and strategies to enhance durability and responsiveness are outlined, including active functional layers ...
Rafael R. A. Silva   +9 more
wiley   +1 more source

Inactivating SARS‐CoV‐2 Virus with MOF‐Composites as Smart Face Masks

open access: yesAdvanced Functional Materials, EarlyView.
In situ preparation and functionalization of MOF@Cotton fabrics as smart face masks for the immobilization of proteins and inactivation viruses, such as SARS‐CoV‐2. Abstract The significant impact of the SARS‐CoV‐2 (COVID‐19) pandemic outbreak on people's lives has highlighted the urgent need for effective personal protective equipment.
Romy Ettlinger   +9 more
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

Membrane Fusion‐Inspired Nanomaterials: Emerging Strategies for Infectious Disease and Cancer Diagnostics

open access: yesAdvanced Healthcare Materials, EarlyView.
Membrane fusion‐inspired nanomaterials offer transformative potential in diagnostics by mimicking natural fusion processes to achieve highly sensitive and specific detection of disease biomarkers. This review highlights recent advancements in nanomaterial functionalization strategies, signal amplification systems, and stimuli‐responsive fusion designs,
Sojeong Lee   +9 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

Protection Against Cardiac Injury by Small Ca\u3csup\u3e2 +\u3c/sup\u3e-Sensitive K\u3csup\u3e+\u3c/sup\u3e Channels Identified in Guinea Pig Cardiac Inner Mitochondrial Membrane [PDF]

open access: yes, 2013
We tested if small conductance, Ca2 +‐sensitive K+ channels (SKCa) precondition hearts against ischemia reperfusion (IR) injury by improving mitochondrial (m) bioenergetics, if O2‐derived free radicals are required to initiate protection via SKCa ...
Aldakkak, Mohammed   +9 more
core   +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

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