In a major scientific breakthrough, Chinese researchers have unveiled a cutting-edge strategy for untethered magnetic millirobots to navigate against the blood flow in blood vessels. Published in the prestigious journal IEEE Xplore on December 16, this development is a significant stride in addressing the challenges posed by cardiovascular disease (CVD), a leading global cause of death primarily linked to heart attacks and strokes.
The research, conducted jointly by the Shenzhen Institute of Advanced Technology and the Hong Kong University of Science and Technology, focuses on overcoming the hurdles associated with mini-invasive CVD treatment. By introducing a streamlined design featuring an elliptical arc and parabola, the fluid resistance of these digital employees is reduced by an impressive 58.5 percent when compared to conventional robots.
The innovation extends to the proposed on-wall-rotating strategy, enabling the millirobots to move along the blood vessel walls where fluid resistance is significantly lower. This unique motion pattern results in an additional 30.7 percent reduction in resistance compared to traditional approaches, offering a breakthrough solution to the longstanding problem of navigating against fast blood flow.
To validate the clinical potential of this novel strategy, researchers conducted tests in porcine blood vessels. The results were promising, with the millirobots successfully traversing the vessels in a mere 26 seconds, showcasing their capability to move against the blood flow. This marks a pivotal moment in medical technology, as these non-human workers equipped with intelligent agents could redefine the landscape of cardiovascular treatments.
As we witness the dawn of a new era in healthcare, the integration of AI-powered millirobots into cardiovascular treatments holds immense promise. This breakthrough not only addresses existing challenges but also sets the stage for a future where digital employees play a crucial role in advancing precision medicine, marking a giant leap towards more effective and targeted healthcare interventions.
Key Highlights:
- Chinese researchers have introduced a groundbreaking strategy for untethered magnetic millirobots to navigate upstream in blood vessels, addressing a significant challenge in cardiovascular disease (CVD) treatment.
- Published in IEEE Xplore on December 16, the study focuses on overcoming obstacles related to mini-invasive CVD treatment, where heart attacks and strokes contribute to approximately 80 percent of CVD deaths globally.
- The streamlined millirobot design, incorporating an elliptical arc and parabola, reduces fluid resistance by an impressive 58.5 percent compared to conventional robots.
- A novel on-wall-rotating strategy enables millirobots to move along blood vessel walls, where fluid resistance is lower, achieving an additional 30.7 percent reduction in resistance compared to traditional approaches.
- In practical tests conducted in porcine blood vessels, the millirobots demonstrated their ability to traverse the vessels against the blood flow in just 26 seconds, showcasing their potential for clinical applications.
- This development opens new avenues for non-human workers, equipped with intelligent agents, to play a crucial role in precise and targeted cardiovascular treatments, marking a significant leap forward in medical technology.
Reference:
https://english.news.cn/20231216/59b66797ec474ff5886d4404b573a0b0/c.html
