Results 191 to 200 of about 793,316 (311)

A Superlubricated Magnetically Steerable Microcatheter with Integrated Optical and Fluidic Channels

open access: yesAdvanced Robotics Research, EarlyView.
A magnetically steerable microcatheter with integrated optical and fluidic channels is developed for multifunctional navigation in tortuous anatomical environments. A surface‐grafted hydrogel coating enables low‐friction actuation. The device demonstrates stable light and fluid delivery during magnetic manipulation, offering a compact platform for ...
Yuntian Du   +5 more
wiley   +1 more source

The Relationship Between COVID-19 History and Arterial Vascular Elasticity Measured Using Accelerated Photoplethysmograph Analyzer in Medical Students

open access: yesActa Medica Indonesiana
Introduction: COVID-19 is a global health issue that can affect the cardiovascular system at various levels and cause damage to the endothelium, leading to decreased arterial elasticity and vascular dysfunction.
Tasya Zuhriya Putri   +3 more
doaj  

Cross‐Scale Hierarchical Targeted Delivery System Based on Small‐Scale Magnetic Robots

open access: yesAdvanced Robotics Research, EarlyView.
This article reviews a cross‐scale hierarchical targeted delivery system that integrates magnetic continuum robots and magnetic microrobots. By combining rapid long‐range navigation with precise microscale targeting, the system overcomes key limitations of single‐scale approaches.
Junjian Zhou   +4 more
wiley   +1 more source

3D‐Nanoprinted Fluidically Steerable Soft Robotic Microcatheters

open access: yesAdvanced Robotics Research, EarlyView.
This work introduces a ∼3‐French (1 mm‐in‐diameter) soft robotic microcatheter fabricated by means of two‐photon direct laser writing. The 3D‐printed microcatheter enables remote, on‐demand steering via microfluidic actuation for guidewire‐free navigation of vascular networks as well as microcatheter‐mediated delivery of fluidic payloads to target ...
Bailey M. Felix   +17 more
wiley   +1 more source

Coeliac trunk origin of bilateral inferior phrenic arteries. [PDF]

open access: yesFront Surg
Almansour RA   +5 more
europepmc   +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

Morphological Investigation of Uncharacterised Cardiovascular Structures in Shallow-Diving, Semi-Aquatic Freshwater Turtles (Chelidae: <i>Emydura macquarii</i>). [PDF]

open access: yesVet Sci
Gurkin RJ   +8 more
europepmc   +1 more source

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