Results 41 to 50 of about 1,148,530 (304)

Surgical field visualization in patients with polyposis rhinosinusitis

open access: yesМедицинский совет, 2021
Introduction. Patients with nasal polyposis are predisposed to diffuse intraoperative bleeding, that could highly impair surgical field visualization.
H. B. Bebchuk   +6 more
doaj   +1 more source

GDNF‐Enriched Small Extracellular Vesicle‐Loaded ROS‐Scavenging Hydrogel Promotes Neural Regeneration After Spinal Cord Injury

open access: yesAdvanced Healthcare Materials, EarlyView.
A glial cell line‐derived neurotrophic factor (GDNF)‐enriched small extracellular vesicle‐loaded reactive oxygen species (ROS)‐scavenging hydrogel integrates sustained neurotrophic delivery with local modulation of oxidative and inflammatory stress after spinal cord injury. The composite hydrogel improves local vesicle retention, protects neural tissue,
Xingyu Zhu   +13 more
wiley   +1 more source

Localized controlled fibrin glue application with gelatin sponge for hemostasis and dural defect repair: Technical note

open access: yesInterdisciplinary Neurosurgery, 2019
Objectives: Hemostasis and dural defect repair are fundamental aspects of neurosurgical procedures. Some significant bleeding may be caused by dural tears (e.g. bleeding from cerebral dural venous sinuses).
Yasunori Nagahama, M.D.   +7 more
doaj   +1 more source

Hemocompatible Glycogen‐Tissue Plasminogen Activator Complexes for Enhanced Blood Clot Dissolution

open access: yesAdvanced Healthcare Materials, EarlyView.
Glycogen–heparin‐cRGD nanoparticles enable targeted delivery of tissue plasminogen activator (tPA) to thrombi through activated platelet recognition. The hemocompatible hybrids minimize interactions with blood and immune cells while retaining enzymatic biodegradability.
Nadiia Davydiuk   +6 more
wiley   +1 more source

Features of the state of a woman’s reproductive function after previously undergoing organ-preserving surgical hemostasis [PDF]

open access: yes, 2020
Today one of the main state tasks in the Russian Federation is to save people, which cannot be implemented without increasing the birth rate. Despite the fact that maternal mortality tends to decrease, bleeding remains one of the leading causes of death ...
R. S. Sapronov   +2 more
core   +1 more source

Biomass DNA: An Emerging Building Block for Advanced Materials

open access: yesAdvanced Materials, EarlyView.
Biomass DNA is rapidly emerging from its traditional role as a genetic blueprint to serve as a versatile abundant, highly programmable polymeric building block. This review highlights the transformation of macroscopic bulk biomass DNA into next generation of functional materials, spanning from dynamic hydrogels, sustainable bioplastics, and high ...
Yuwei Hu, Itamar Willner, Li Niu
wiley   +1 more source

Graphene Layers as Functional Biomaterials. From Fabrication and Characterization to Biological Applications

open access: yesAdvanced Materials Interfaces, EarlyView.
Graphene layers are fabricated on Cu foil and transferred onto glass substrates to form double‐ and multi‐layer G‐glass. Raman spectroscopy confirms structural integrity, while SEM and fluorescence microscopy reveal favorable adhesion and spreading of L‐929 fibroblast cells.
Mariana Mihaela Apostol   +8 more
wiley   +1 more source

Hemostasis in postextraction sites—perioperative management [PDF]

open access: yes
Introduction: Managing perioperative bleeding and achieving effective hemostasis are key components of a successful surgical procedure. Uncontrolled hemorrhage can compromise clinical outcomes or even lead to life-threatening consequences.
Papanchev, Georgi; Medical University оf Varna   +1 more
core   +1 more source

A Critical Review on the Evolution of Chitosan‐Based Injectable Hydrogels in Bone Regeneration

open access: yesAdvanced Materials Interfaces, EarlyView.
The graphical illustration depicts hydrogel formulation using chitosan and biocompatible cross‐linkers, major advantages, and incorporation of cells, osteoinductive factors, and therapeutic drugs. Following injection, pH‐responsive gelation enables controlled drug release, promotes cell recruitment and osteogenic differentiation, enhances extracellular
Shivani Santosh Sakhrani   +2 more
wiley   +1 more source

Magnetic Micro‐ and Nanorobots for Precision Thrombolysis: Design Strategies and Translational Challenges

open access: yesAdvanced Robotics Research, EarlyView.
Micro‐ and nanorobots for targeted thrombolysis. This perspective elaborates on the clinical indication of blood clot disorders and current limitations for treatment. As a novel, alternative solution, micro‐ and nanorobots can be used to treat and break down thrombi.
Joshua M. Mesfin   +3 more
wiley   +1 more source

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