Results 1 to 10 of about 5,855,392 (332)

Remotely Actuated Needle Driving Device for MRI-Guided Percutaneous Interventions. [PDF]

open access: yesInt Symp Med Robot, 2019
In this paper we introduce a remotely actuated MRI-compatible needle driving device for pain injections in the lower back. This device is able to manipulate the needle inside the closed-bore MRI scanner under the control of the interventional radiologist
Wu D   +6 more
europepmc   +2 more sources

High-precision transdermal drug delivery enabled by a dual-pump parallel valveless piezoelectric micropump integrated with hollow microneedles [PDF]

open access: yesMicrosystems & Nanoengineering
Transdermal drug delivery (TDD) system based on piezoelectric micropumps is a novel route of drug delivery that is wearable and highly patient-compliant. The advantage of valveless micropumps, such as their simple structure, high reliability and low cost,
Lei Zhang   +8 more
doaj   +2 more sources

YOLOP: You Only Look Once for Panoptic Driving Perception [PDF]

open access: yesMachine Intelligence Research, 2021
A panoptic driving perception system is an essential part of autonomous driving. A high-precision and real-time perception system can assist the vehicle in making reasonable decisions while driving.
Dongsheng Wu   +6 more
semanticscholar   +1 more source

The Research on a Driving Device for Natural Gas Hydrate Pressure Core

open access: yes, 2020
Precise pressure core motion, including translation and rotation, is the basis and core part of the Analysis and Transfer System of Natural Gas Hydrate Pressure Core, which is crucial to nondestructive analyses, core cutting, and transfer.
Ziqiang Ren   +6 more
semanticscholar   +1 more source

Study on the movement mechanism of rice stem under the action of canopy-opening device based on explicit dynamics simulation

open access: yesFrontiers in Plant Science, 2023
The dense canopy of rice causes attenuation of droplet dispersion during pesticide application. The canopy-opening device can increase droplet deposition in the middle and lower canopy of rice by causing disturbance to the rice canopy.
Lin-long Jing   +3 more
doaj   +1 more source

Research of frequency conversion motor for scraper conveyor

open access: yesGong-kuang zidonghua, 2015
In order to improve overall performance of scraper conveyor used on working face, frequency conversion motor was used as driving device of scraper conveyor to realize soft start. Designs of mechanical structure, electrical structure and control system of
LI Shixu, YAO Liquan, JU Peng
doaj   +1 more source

Mixed-mode impedance and reflection coefficient of two-port devices [PDF]

open access: yes, 2012
From the point of view of mixed-mode scattering parameters, Smm, a two-port device can be excited using different driving conditions. Each condition leads to a particular set of input reflection and input impedance coefficient definitions that should be ...
Carrasco, T.   +5 more
core   +1 more source

Design of wireless detection system of driving device of scraper conveyor

open access: yesGong-kuang zidonghua, 2014
In view of problems of complex wiring and bad reliability because current driving device of scraper conveyor uses wired detection mode, a wireless detection system of driving device of scraper conveyor based on RFID technology was designed.
ZHAO Zheqian   +3 more
doaj   +1 more source

A Novel Electro-Hydraulic Compound Driving System With Potential Energy Regeneration Capability for Lifting Device

open access: yesIEEE Access, 2022
In order to realize the high energy efficiency and high performance motion control of the lifting device of construction machinery, this paper proposes an electro-hydraulic compound driving system that can regenerate the potential energy.
Shufei Qiao   +4 more
doaj   +1 more source

Remotely Actuated Needle Driving Device for MRI-Guided Percutaneous Interventions: Force and Accuracy Evaluation*

open access: yesAnnual International Conference of the IEEE Engineering in Medicine and Biology Society, 2019
This paper presents a 2 degrees-of-freedom (DOF) remotely actuated needle driving device for Magnetic Resonance Imaging (MRI) guided pain injections. The device is evaluated in phantom studies under real-time MRI guidance.
Di Wu   +7 more
semanticscholar   +1 more source

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