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Vascular Reduced Order Modeling

Project description

New open-source tools could deliver patient-specific diagnostics within seconds

Cardiovascular diseases remain the leading global cause of death. As risk factors rise so does the demand for better diagnostics and treatments. While computational fluid and solid mechanics offer valuable insights into the circulatory system, they are often too slow for clinical use. With the support of the Marie Skłodowska-Curie Actions programme, the VascularROM project aims to develop reduced order models for the vascular system that can be adapted to individual patients. Researchers will develop suitable physics models that account for anatomical differences and complex blood-tissue interactions. Notably, these models will provide critical biomarkers in seconds. Beyond healthcare, VascularROM will empower the computational science and engineering community by offering open-source tools, modern finite element codes and tutorials.

Objective

Cardiovascular diseases are the leading cause of death globally, and risk factors for numerous pathologies of the circulatory system are continuously increasing. Medical treatment options and diagnostics improve, where especially the recent advances in data-driven numerical methods for clinical support bear great potential. Computational fluid and solid mechanics play a key role in gaining insight into the complex physics, but even highly efficient traditional schemes do not fit into the clinical timeframe.

This project aims to develop reduced order models targeting the vascular system, considering for inter-patient variability. Following this approach, a compute-intense offline phase constructs suitable physics-consistent surrogate models, which deliver faithful approximations in near-real-time to be queried by the user in the online phase. The state of the art in model order reduction of the vascular system is extended by considering for global geometric variability, advanced material models and parameter fields for blood and tissue as well as their coupling to derive patient-specific biomarkers of clinical relevance within seconds.

These developments will not only open the path to transforming the role of numerical modeling in clincial practice, but will further build a starting point for the computational science and engineering community by providing open-source implementations based on highly efficient, modern finite element codes and accompanying tutorials to foster future developments and initiate momentum.

The proposed project encompasses an outgoing phase at the Oden Institute, UT Austin, where the ambitious project goals are persued together with advisors Prof. K.E. Willcox and Prof. T.J.R. Hughes, two of the most influential experts in computational science and engineering. The developed reduced order models are then further tailored to the clinical scenario at TU Graz’s Institute of Biomechanics, validating their applicability.

Fields of science (EuroSciVoc)

Keywords

Programme(s)

Topic(s)

Funding Scheme

HORIZON-TMA-MSCA-PF-GF - HORIZON TMA MSCA Postdoctoral Fellowships - Global Fellowships

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Call for proposal

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

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Coordinator

TECHNISCHE UNIVERSITAET GRAZ
Net EU contribution
€ 332 299,44
Address
RECHBAUERSTRASSE 12
8010 Graz
Austria
Region
Südösterreich Steiermark Graz
Activity type
Higher or Secondary Education Establishments
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Total cost
No data

Partners (1)