Spatiotemporal complexity of the aortic sinus vortex as a function of leaflet calcification

H Hatoum, LP Dasi - Annals of biomedical engineering, 2019 - Springer
sinus vortices, leaflet tip position and velocity along with shear stress. Results have shown
that (a) aortic sinus vorticesleaflet calcification alone for one specific sinus root configuration. …

Coronary flow impacts aortic leaflet mechanics and aortic sinus hemodynamics

BL Moore, LP Dasi - Annals of biomedical engineering, 2015 - Springer
… nature of the sinus vortex, which could be influenced by a number of factors.16 … of blood
damage and also strongly linked to leaflet calcification.1,4 While leaflet wall shear stress was not …

Effect of left and right coronary flow waveforms on aortic sinus hemodynamics and leaflet shear stress: correlation with calcification locations

DC Flemister, H Hatoum, V Guhan, B Zebhi… - Annals of biomedical …, 2020 - Springer
… when emulating the physiological coronary flow conditions.23,24,27 The presence and
importance of the sinus vortex has been a long-standing focus of aortic hemodynamics and this …

Spatiotemporal complexity of the aortic sinus vortex

B Moore, LP Dasi - Experiments in fluids, 2014 - Springer
… condition that could have implications for leaflet calcification. Additionally, the effects of
viscosity on sinus vorticity dynamics and leaflet kinematics were demonstrated and it was …

[HTML][HTML] Left versus Right Coronary Flow Waveforms Effect on Aortic Sinus Hemodynamics and Leaflet Shear Stress and its Correlation with Calcification Locations

DC Flemister, H Hatoum, V Guhan, B Zebhi… - Annals of biomedical …, 2020 - ncbi.nlm.nih.gov
… The presence and importance of the sinus vortex has been a long-standing focus of aortic
hemodynamics and this study demonstrates that different coronary flows lead to different …

[PDF][PDF] Calcification Effect on the Wall Shear Stress Distribution of the Aortic Valve Leaflets

AR Kivi, N Sedaghatizadeh, B Cazzolato, A Zander… - 2020 - researchgate.net
… has been the main factor for the initiation and progression of calcificleaflets stiffening and
sinus diameter on sinus vortex structures, wall shear stress distribution on aortic valve leaflets

Effect of blood pressure levels on sinus hemodynamics in relation to calcification after bioprosthetic aortic valve replacement

B Vogl, A Sularz, S Lilly, VH Thourani… - Annals of biomedical …, 2024 - Springer
… opened, the jet’s velocity increased and at the edge of the leaflet the shear layers separated
and were forced to curl into the sinus, leading to the emergence of the main sinus vortex at …

Impact of leaflet laceration on transcatheter aortic valve-in-valve washout: BASILICA to solve neosinus and sinus stasis

H Hatoum, P Maureira, S Lilly, LP Dasi - JACC: Cardiovascular …, 2019 - jacc.org
sinus vortex is pushed farther toward the sinotubular junction, and the flow is forced to exit
the sinus faster with the new flow influx into the sinusleaflet laceration may provide the sinus (…

[HTML][HTML] Impact of patient-specific morphologies on sinus flow stasis in transcatheter aortic valve replacement: an in vitro study

H Hatoum, J Dollery, SM Lilly, J Crestanello… - The Journal of thoracic …, 2019 - Elsevier
… B, Aortic view of the aortic valve with leaflet calcification. C, Long-axis view of the digital …
of vortices and flow inside the sinus. In what follows, we discuss the detailed sinus vortex

[HTML][HTML] Assessment of calcified aortic valve leaflet deformations and blood flow dynamics using fluid-structure interaction modeling

A Amindari, L Saltik, K Kirkkopru, M Yacoub… - Informatics in Medicine …, 2017 - Elsevier
… As an example case, we investigated influence of leaflet calcification on hemodynamic stresses
… of clockwise vortices in bottom sinus and counterclockwise vortices in upper sinus of all …