Modeling process of embolization arteriovenous malformation on the basis of two-phase filtration model

摘要

Arteriovenousmalformationisachaoticdisorderedinterlacementofverysmalldiametervessels,performingresetofbloodfromthearteryintothevein.Inthisregarditcanbeadequatelymodeledusingporousmedium.Inthismodelprocessofembolizationdescribedaspenetrationofnon-adhesivesubstanceONYXintotheporousmedium,filledwithblood,bothofthesefluidsarenotmixedwitheachother.Inone-dimensionalapproximationsuchprocessesarewelldescribedbyBuckley-Leverettequation.InthispaperBuckley-LeverettequationissolvednumericallybyusinganewmodificationofCabaretscheme.TheresultsofnumericalmodelingprocessofembolizationofAVMareshown...