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Magnetically Actuated Stents: Enhancing Precision and Control in Vascular Interventions using Superparamagnetic Hydrogels Composites

Project description

Smarter cardiovascular repair with novel stents

Cardiovascular diseases are usually caused by narrowed or blocked blood vessels and constitute a leading cause of death worldwide. Traditional metal stents can restore blood flow, but they often cause complications due to their rigidity and limited adaptability. With the support of the Marie Skłodowska-Curie Actions programme, the MagStents project proposes to develop soft, biocompatible stents made from hydrogels that contain magnetic nanoparticles. These innovative stents will be guided and adjusted remotely using an external magnetic field, offering minimally invasive treatment with greater precision and flexibility. After optimising the magnetic and mechanical properties of these materials, researchers plan to test their safety and performance to improve the outcome for patients requiring vascular intervention.

Objective

Cardiovascular diseases represent a critical global health challenge, affecting millions through the obstruction of blood vessels. Existing interventions, particularly conventional stents, are hindered by significant limitations such as rigidity and a high risk of restenosis. This proposal introduces MagStents, an innovative fusion of soft polymers and magnetic nanoparticles, designed to overcome these challenges. While traditional metal stents restore blood flow, they are constrained by inflexibility and potential vessel damage. In contrast, MagStents offer a biocompatible, flexible, and self-expanding alternative, constructed from dual crosslinked hydrogels.

A key advancement of MagStents is their magnetic actuation, enabling precise positioning, adjustment, and post-deployment control using an external magnetic field. This capability introduces a novel dimension in cardiovascular intervention, reducing the need for surgical procedures by allowing real-time non-invasive adjustments.

The research will focus on the development of Magnetic hydrogels (MagGels), engineered with controlled magnetic and mechanical properties. Advanced additive manufacturing technique will be employed to fabricate MagStents that incorporate these MagGels, ensuring both structural integrity and magnetic responsiveness. Comprehensive evaluations will assess biocompatibility, mechanical performance, and magnetic behavior, alongside the potential for controlled drug release in vitro.

MagStents offer a significant advancement in interventional cardiology by enabling remote, non-invasive manipulation and enhanced adaptability. The research aims to establish a new standard for stent performance, improving patient outcomes and addressing the current limitations of cardiovascular disease treatments. Through their unique combination of magnetic control and biocompatibility, MagStents hold the potential to revolutionize stent technology and patient care.

Fields of science (EuroSciVoc)

Keywords

Programme(s)

Topic(s)

Funding Scheme

HORIZON-TMA-MSCA-PF-EF - HORIZON TMA MSCA Postdoctoral Fellowships - European Fellowships

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Call for proposal

(opens in new window) HORIZON-MSCA-2024-PF-01

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Coordinator

VYSOKE UCENI TECHNICKE V BRNE
Net EU contribution
€ 207 758,16
Address
ANTONINSKA 548/1
602 00 BRNO STRED
Czechia
Region
Česko Jihovýchod Jihomoravský kraj
Activity type
Higher or Secondary Education Establishments
Links
Total cost
No data