Modeling and visualization techniques for virtual stenting of aneurysms and stenoses.

Area of Science:

• Medical Imaging
• Computational Biology
• Medical Device Technology

Background:

• Artery diseases such as aneurysms (enlargement) and stenoses (contraction) require effective treatment strategies.
• Treatment options include open surgery and minimally invasive endovascular procedures.
• Optimization of endovascular treatments is crucial for improving patient outcomes.

Purpose of the Study:

• To present modeling and visualization techniques for virtual stenting in computer-aided treatment planning.
• To support the optimization of minimally invasive endovascular therapies for artery diseases.
• To introduce computer-aided simulation of endoluminal catheters for therapy planning.

Main Methods:

• Development of a three-dimensional Active Contour Method for stent simulation.
• Application of the method to both non-bifurcated (I-stents) and bifurcated stents (Y-stents).
• Integration of endoluminal catheter simulation for comprehensive therapy planning.

Main Results:

• Detailed introduction and evaluation of developed methods using phantom and real patient data.
• Demonstration of the applicability of virtual stenting techniques to clinical scenarios.
• Successful development and description of a clinical prototype based on these methods.

Conclusions:

• The presented computer-aided techniques significantly enhance the planning and simulation of virtual stenting for artery diseases.
• The methods provide valuable tools for optimizing endovascular treatments, applicable to various stent types.
• The developed clinical prototype demonstrates the practical utility and potential of these advancements in routine clinical practice.