[PDF] Top 20 Aneurysm hemodynamics: an experimental study

... model, we have studied the flow characteristics of lateral, bifurcation, and terminal type aneurysms by standard angiography, selective angiography done by injection of contrast medium w[r] ... See full document

... METHODS: Lateral and bifurcation aneurysms were created in each of six adult mongrel dogs by using a well-established surgical technique. Aneurysms were evaluated with digital subtraction angiography and intravascular ... See full document

... to aneurysm recanalization via multiple ...treated aneurysm neck may delay neointima formation over the stent surface and lead to coil compaction seen at follow-up [39, ...Further study based on a ... See full document

... Present study showed that ALT concentration was increased significantly after mod- eling, and remained at a high lever during the fibrosis ...all experimental groups, indicating that the conventional ... See full document

... This study had several limitations. Some vessels of the CoW, include ophthalmic artery, choroidal arteries and superior cerebellar arteries were simplified. As discussed before, the simplification would influence ... See full document

... of aneurysm formation from its preaneurysm state, in correspondence with previous ani- mal experimental data, the current CFD study with clinical follow-up suggests that the combined presence of ... See full document

... This study, although demonstrating the potential applica- tion of CTA in aneurysm surveillance, had ...this study was a comparison of quantified areas of DSA, CTA, MRA, and histologic sections, it ... See full document

... current study highlights an important hemodynamic effect (intra-aneurysmal pressure increase) that may be the cause of the subsequent rupture of the ...This study only provides information about the ... See full document

... This study had a number of ...the aneurysm wall is gener- ally accepted as being of secondary importance compared with geometric and unsteady flow ... See full document

... My research has richly benefited from multiple collaborations and the enthusiastic support of many different sources, sometimes a simple “thank-you” appears very inadequate, but I will do my best to extend my heartfelt ... See full document

... explained by a different influence that peripheral vascular resis- tance has on local hemodynamics at different locations in the vascular network. Vascular resistance can be described as the im- pediment to blood ... See full document

... The microcirculation measurements during the experi- ment were performed manually by a single investigator (PK) on the conjunctivae and sublingual mucosa of the experimental animal. Due to presumed dynamic changes ... See full document

... We assumed rigid walls, Newtonian fluid, fully developed (lami- nar) inflow velocities, and generalized flow rates. These are commonly accepted assumptions, and their effects are now well- documented to be of relatively ... See full document

... of aneurysm rupture (Antoniou et ...for aneurysm rupture (Dobrin & Mrkvicka, ...2009c). Study of human aortic aneurysm suggests an acceleration of connective tissue breakdown, ... See full document

... this study, by using 3D morphologic calculations and hemodynamics parameters from image-based computational fluid dynamics, we investigated dif- ferences between IAs at different ... See full document

... the experimental and clinical long term studies result, these vein grafting has been pointed out that several disadvantages such as early and late thrombosis, intimal thickening and hyperplasia, aneurysmal ... See full document

... published the first study that comprehensively examined multiple IA hemodynamic factors (as well as morphologic factors) in a large dataset. The authors analyzed 119 aneurysms and found that among the 7 ... See full document

... Murine models are useful for looking into the biology of arterial aneurysms, far beyond what can be achieved in large animals, thanks to the availability of sophisticated molecular and cellular techniques, including a ... See full document

... Aneurysms occurring in different locations and perienviron- ments, with varied morphologies and flow dynamics, are associ- ated with complex genetic and environmental contributing fac- tors, which could modify the ... See full document

... cerebral aneurysm and its therapeutic ...present study support a recent hypothesis that the process of aneurysm growth is not fully explained by sim- ple fluid physics induced by impinging blood ... See full document