Results 21 to 30 of about 4,379 (262)

Development of a Cell‐Loading Microrobot with Simultaneously Improved Degradability and Mechanical Strength for Performing In Vivo Delivery Tasks

open access: yesAdvanced Intelligent Systems, 2021
Microrobots with simultaneously improved degradability and mechanical strength are highly demanded in performing in vivo delivery tasks in clinical applications. The properties of degradability and mechanical strength are contradictory for many materials
Tanyong Wei   +6 more
doaj   +1 more source

Robust Control Strategy of Gradient Magnetic Drive for Microrobots Based on Extended State Observer

open access: yesCyborg and Bionic Systems, 2022
Microrobots have great application potential in the biomedical field, to realize the precision and efficiency of microrobots in vivo is research focus in this field. Microrobots are accompanied by various disturbances in complex environment.
Jiawei Lu   +5 more
doaj   +1 more source

Towards a micropositioning system for targeted drug delivery in wireless capsule endoscopy [PDF]

open access: yes, 2011
This paper describes a novel micropositioning mechanism for achieving 1ml of targeted drug delivery within wireless capsule endoscopes. The mechanism allows a needle to be positioned within a 22.5° segment of a cylindrical capsule and be extendible by up
Woods, SP   +3 more
core   +1 more source

Cooperative Micromanipulation Using the Independent Actuation of Fifty Microrobots in Parallel

open access: yesScientific Reports, 2017
Micromanipulation for applications in areas such as tissue engineering can require mesoscale structures to be assembled with microscale resolution. One method for achieving such manipulation is the parallel actuation of many microrobots in parallel ...
M. Arifur Rahman   +3 more
doaj   +1 more source

Microrobots for “On‐the‐Fly” Optical Brake

open access: yes, 2022
Hybrid microrobots have recently attracted attention due to their ability to combine different energy sources and/or external stimuli for propulsion and performing desired tasks.
Pumera, Martin   +7 more
core   +1 more source

In-channel experiments on vertical swimming with bacteria-like robots [PDF]

open access: yes, 2013
Bio-inspired micro-robots are of great importance as to implement versatile microsystems for a variety of in vivo and in vitro applications in medicine and biology.
Tabak, Ahmet Fatih   +3 more
core   +1 more source

High‐Speed NIR‐Driven Untethered 3D‐Printed Hydrogel Microrobots in High‐Viscosity Liquids

open access: yesAdvanced Intelligent Systems, 2023
Untethered synthetic microrobots have significant potential to revolutionize biomedical interventions therapy in the future. However, the relatively slow speed of microrobots and viscosity biofluid environments are some of barriers standing in the way of
Yin Chen   +13 more
doaj   +1 more source

A Review of Single-Cell Microrobots: Classification, Driving Methods and Applications

open access: yesMicromachines, 2023
Single-cell microrobots are new microartificial devices that use a combination of single cells and artificial devices, with the advantages of small size, easy degradation and ease of manufacture.
Yuhang Wang   +4 more
doaj   +1 more source

3D-printed microrobots from design to translation

open access: yes, 2022
Microrobots have attracted the attention of scientists owing to their unique features to accomplish tasks in hard-to-reach sites in the human body.
Dabbagh, Sajjad Rahmani   +12 more
core   +1 more source

On-Surface Locomotion of Particle Based Microrobots Using Magnetically Induced Oscillation

open access: yesMicromachines, 2017
The low Reynolds number condition presents a fundamental constraint on designing locomotive mechanisms for microscale robots. We report on the use of an oscillating magnetic field to induce on-surface translational motion of particle based microrobots ...
U Kei Cheang   +4 more
doaj   +1 more source

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