Results 71 to 80 of about 306,813 (286)

Autonomous Navigation of Pollen‐Inspired Magnetic Microrobots for Biomedical Applications

open access: yesAdvanced Robotics Research, EarlyView.
A sunflower pollen‐inspired magnetic microrobot enables controlled rolling navigation in vessel‐like environments. Its open geometry reduces hydrodynamic drag, while vision‐based closed‐loop control, shortest‐path planning, and reinforcement learning support target‐reaching and maze navigation with microrobot‐scale accuracy, highlighting a route toward
Ali Anil Demircali   +6 more
wiley   +1 more source

Sporadic Multifocal Venous Malformations of the Head and Neck

open access: yesCase Reports in Otolaryngology, 2015
Objective. To report a case of unusually widespread sporadic venous malformations of the head and neck associated with normal D-dimer levels and, due to the protean clinical manifestations and increased risk of coagulopathy of these lesions, to review ...
Michael V. Amato   +3 more
doaj   +1 more source

Genetic causes of vascular malformations.

open access: yes, 2007
Vascular malformations are localized defects of vascular development. They usually affect a limited number of vessels in a restricted area of the body. Although most malformations are sporadic, inheritance is observed, enabling genetic analysis. Usually,
Vikkula, Miikka, Brouillard, Pascal
core   +1 more source

Cell‐Based Biohybrid Micro/Nanorobots for Biotherapy

open access: yesAdvanced Robotics Research, EarlyView.
This review systematically evaluates cell‐based biohybrid micro/nanorobots (CB‐BMRs), highlighting their cell selection criteria, fabrication strategies, and diverse actuation modes. Furthermore, it surveys the promising therapeutic applications of CB‐BMRs in targeted cancer, thrombosis, and inflammation treatments, while comprehensively discussing ...
Lin Wang   +11 more
wiley   +1 more source

Arterio Venous Malformations

open access: yesEurasian Journal of Medicine, 2019
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Mehmet Öztopçular, Ali Kaya Taşdemir
doaj  

Sclerotherapy for the management of venous malformations: Experience from a single institution in Afghanistan

open access: yes, 2023
Key Clinical Message Sclerotherapy is a convenient modality for the treatment of venous malformation. Ethanol as a sclerosing agent is easily available and cheap.
Ramin Saadaat   +5 more
core   +1 more source

Recent Advances in Laser‐Induced Graphene‐Based Gas Sensors: From Sensing Mechanisms to Biomedical Applications

open access: yesAdvanced Science, EarlyView.
Laser‐induced graphene (LIG) provides a scalable, laser‐direct‐written route to porous graphene architecture with tunable chemistry and defect density. Through heterojunction engineering, catalytic functionalization, and intrinsic self‐heating, LIG achieves highly sensitive and selective detection of NOX, NH3, H2, and humidity, supporting next ...
Md Abu Sayeed Biswas   +6 more
wiley   +1 more source

Association of localized intravascular coagulopathy with venous malformations

open access: yes, 2008
OBJECTIVE: To determine which venous malformations (VMs) are at risk for coagulopathy. Venous malformations are slow-flow vascular malformations present at birth, and localized intravascular coagulopathy (LIC) causes pain and thrombosis within a lesion ...
Pocock, Ben   +12 more
core   +1 more source

Pre‐Regenerative Endothelial Cells Empowered by Antler Blood Exosomes Orchestrate Peripheral Nerve Repair

open access: yesAdvanced Science, EarlyView.
The pre‐regenerative vascular niche (PVN) is essential for nerve repair, yet its endothelial blueprint remains unclear. We identified angiogenic ECs (AECs) as the dominant pre‐regenerative subset and found that antler blood–derived exosomes (AB‐EXO) promote repair via IMP3.
Jinsheng Huang   +11 more
wiley   +1 more source

Walsh & Hoyt: Venous Malformations (Developmental Venous Anomalies, Venous Angiomas, Varices)

open access: yes, 2005
Venous malformations or developmental venous anomalies are congenital vascular malformations composed exclusively of anomalous veins separated by normal neural parenchyma that may arise from occlusion or maldevelopment of the normal venous drainage of ...
Andrew Lee, MD
core  

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