Search Results - "Voß, Samuel"
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Multiple Aneurysms AnaTomy CHallenge 2018 (MATCH)-Phase Ib: Effect of morphology on hemodynamics
Published in PloS one (17-05-2019)“…Image-based blood flow simulations have been increasingly applied to investigate intracranial aneurysm (IA) hemodynamics. However, the acceptance among…”
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A review on the reliability of hemodynamic modeling in intracranial aneurysms: why computational fluid dynamics alone cannot solve the equation
Published in Neurosurgical focus (01-07-2019)“…Computational blood flow modeling in intracranial aneurysms (IAs) has enormous potential for the assessment of highly resolved hemodynamics and derived wall…”
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Multimodal validation of focal enhancement in intracranial aneurysms as a surrogate marker for aneurysm instability
Published in Neuroradiology (01-12-2020)“…Purpose Circumferential enhancement on MR vessel wall imaging has been proposed as a biomarker of a higher risk of rupture in intracranial aneurysms. Focal…”
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Comparing LES and URANS results with a reference DNS of the transitional airflow in a patient-specific larynx geometry during exhalation
Published in Computers & fluids (15-04-2023)“…Air exhalation in the laryngeal area produces a complex transitional flow. A detailed investigation of the resulting flow features is very interesting from a…”
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Stent-induced vessel deformation after intracranial aneurysm treatment – A hemodynamic pilot study
Published in Computers in biology and medicine (01-08-2019)“…Stent-assisted coiling has become an important treatment option for intracranial aneurysms. However, studies have shown that this procedure can lead to the…”
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Skyscraper visualization of multiple time-dependent scalar fields on surfaces
Published in Computers & graphics (01-10-2021)“…•A novel system to visually explore multiple scalar fields on 3D surfaces simultaneously, which includes skyline visualizations to show their spatio-temporal…”
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Exploration of blood flow patterns in cerebral aneurysms during the cardiac cycle
Published in Computers & graphics (01-05-2018)“…•We provide an automatic path line clustering of aneurysmal flow patterns over the cardiac cycle.•We provide a linked 2D and 3D view of the aneurysm surface…”
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Flow-splitting-based computation of outlet boundary conditions for improved cerebrovascular simulation in multiple intracranial aneurysms
Published in International journal for computer assisted radiology and surgery (01-10-2019)“…Purpose Image-based hemodynamic simulations have great potential for precise blood flow predictions in intracranial aneurysms. Due to model assumptions and…”
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Is Accurate Lumen Segmentation More Important than Outlet Boundary Condition in Image-Based Blood Flow Simulations for Intracranial Aneurysms?
Published in Cardiovascular engineering and technology (01-10-2023)“…Purpose Image-based blood flow simulations are increasingly used to investigate the hemodynamics in intracranial aneurysms (IAs). However, a strong variability…”
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Complex wall modeling for hemodynamic simulations of intracranial aneurysms based on histologic images
Published in International journal for computer assisted radiology and surgery (01-04-2021)“…Purpose For the evaluation and rupture risk assessment of intracranial aneurysms, clinical, morphological and hemodynamic parameters are analyzed. The…”
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Biomechanical Influences on Mesh-Related Complications in Incisional Hernia Repair
Published in Frontiers in surgery (29-10-2021)“…Aim: Hernia repair strengthens the abdominal wall with a textile mesh. Recurrence and pain indicate weak bonds between mesh and tissue. It remains a question…”
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The Computational Fluid Dynamics Rupture Challenge 2013--Phase II: Variability of Hemodynamic Simulations in Two Intracranial Aneurysms
Published in Journal of biomechanical engineering (01-12-2015)“…With the increased availability of computational resources, the past decade has seen a rise in the use of computational fluid dynamics (CFD) for medical…”
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Design and implementation of a medical device test stand for micro-catheters and guide-wires
Published in Current directions in biomedical engineering (01-10-2021)“…The use of catheters and guide-wires in minimally invasive therapeutic approaches is an important part of clinical practice. In the neurovascular field, the…”
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VICTORIA: VIrtual neck Curve and True Ostium Reconstruction of Intracranial Aneurysms
Published in Cardiovascular engineering and technology (01-08-2021)“…Purpose For the status evaluation of intracranial aneurysms (IAs), morphological and hemodynamic parameters can provide valuable information. For their…”
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Multiple Aneurysms AnaTomy CHallenge 2018 (MATCH): Phase I: Segmentation
Published in Cardiovascular engineering and technology (01-12-2018)“…Purpose Advanced morphology analysis and image-based hemodynamic simulations are increasingly used to assess the rupture risk of intracranial aneurysms (IAs)…”
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Primary and Recurrent Repair of Incisional Hernia Based on Biomechanical Considerations to Avoid Mesh-Related Complications
Published in Frontiers in surgery (15-12-2021)“…Mechanical principles successfully guide the construction of polymer material composites in engineering. Since the abdominal wall is a polymer composite…”
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Multiple Aneurysms AnaTomy CHallenge 2018 (MATCH)—phase II: rupture risk assessment
Published in International journal for computer assisted radiology and surgery (01-10-2019)“…Purpose Assessing the rupture probability of intracranial aneurysms (IAs) remains challenging. Therefore, hemodynamic simulations are increasingly applied…”
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Multiple Aneurysms AnaTomy CHallenge 2018 (MATCH): uncertainty quantification of geometric rupture risk parameters
Published in Biomedical engineering online (25-03-2019)“…Geometric parameters have been proposed for prediction of cerebral aneurysm rupture risk. Predicting the rupture risk for incidentally detected unruptured…”
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Automated incisional hernia characterization by non-rigid registration of CT images – a pilot study
Published in Current directions in biomedical engineering (01-09-2020)“…Incisional hernia repair makes use of prosthetic meshes to re-establish a biomechanically stable abdominal wall. Mesh sizing and fixation have been found to be…”
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Fluid-structure interaction in intracranial vessel walls: The role of patient-specific wall thickness
Published in Current directions in biomedical engineering (01-09-2018)“…Computational Fluid Dynamics studies try to support physicians during therapy planning of intracranial aneurysms. However, multiple assumptions (e.g. rigid…”
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