J
Jiří Burša
Researcher at Brno University of Technology
Publications - 18
Citations - 179
Jiří Burša is an academic researcher from Brno University of Technology. The author has contributed to research in topics: Polarized light microscopy & Polarizer. The author has an hindex of 3, co-authored 18 publications receiving 135 citations.
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Journal ArticleDOI
The Impact of Intraluminal Thrombus Failure on the Mechanical Stress in the Wall of Abdominal Aortic Aneurysms
TL;DR: The role of the intraluminal thrombus (ILT) in abdominal aortic aneurysm (AAA) rupture is controversial, and it is still not clear if an ILT increases or decreases AAA rupture risk as mentioned in this paper.
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Structure-based constitutive model can accurately predict planar biaxial properties of aortic wall tissue.
TL;DR: The structure and mechanical properties of adventitia are well designed to protect the media from axial and circumferential overloads, which explains the origin of wall anisotropy seen at this strain level.
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Biomechanical indices are more sensitive than diameter in predicting rupture of asymptomatic abdominal aortic aneurysms.
Stanislav Polzer,T. Christian Gasser,T. Christian Gasser,Robert Vlachovský,Luboš Kubíček,Lukas Lambert,Vojtěch Man,Kamil Novak,Martin Slažanský,Jiří Burša,Robert Staffa +10 more
TL;DR: The data demonstrated that the biomechanical rupture risk assessment is superior to maximal diameter in predicting AAA rupture up to 9 months ahead and significantly decreases the false-positive rate.
Journal ArticleDOI
Failure properties of abdominal aortic aneurysm tissue are orientation dependent.
Stanislav Polzer,Vojtěch Man,Robert Vlachovský,Luboš Kubíček,Jan Kracík,Robert Staffa,Tomáš Novotný,Jiří Burša,Madhavan L. Raghavan +8 more
TL;DR: In this first study of anisotropy in AAA wall failure properties using paired comparisons, the strength in circumferential orientation was found to be higher than in axial orientation.
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Consideration of stiffness of wall layers is decisive for patient-specific analysis of carotid artery with atheroma
TL;DR: The results show that consideration of realistic properties of arterial wall in the model is decisive for the stress evaluation; assignment of properties of fibrous tissue even to media and adventitia layers as done in some studies may induce up to eightfold overestimation of peak stress.