[1]张星,黄清海,施洋,等.支架孔率对脑动脉瘤血流动力学影响的三维数值模拟研究[J].介入放射学杂志,2009,(03):213.
 ZHANG Xing,HUANG Qinghai,SHI Yang,et al.Influence of stent porosity on cerebral intra-aneurysmal hemodynamics:a three-dimensional numerical simulative study[J].journal interventional radiology,2009,(03):213.
点击复制

支架孔率对脑动脉瘤血流动力学影响的三维数值模拟研究()

PDF下载中关闭

分享到:

《介入放射学杂志》[ISSN:1008-794X/CN:31-1796/R]

卷:
期数:
2009年03期
页码:
213
栏目:
实验研究
出版日期:
2009-03-15

文章信息/Info

Title:
Influence of stent porosity on cerebral intra-aneurysmal hemodynamics:a three-dimensional numerical simulative study
作者:
张星黄清海施洋
200433上海第二军医大学长海医院神经外科(张星、黄清海、刘建民);浙江大学流体力学研究所(施洋、余钊胜、邵雪明)
Author(s):
ZHANG XingHUANG Qing-haiSHI YangYU Zhao-shengSHAO Xue-mingLIU Jian-min.
Department of Neurosurgery,Changhai Hospital,Second Military Medical University,Shanghai200433,China
关键词:
脑动脉瘤血流动力学计算流体力学支架孔率
分类号:
R743
文献标志码:
A
摘要:
目的探讨不同支架网孔密度对支架植入后脑动脉瘤内血流动力学的影响。方法建立宽颈的弯曲管侧壁型动脉瘤血流动力学三维数值模型,比较不同网孔密度支架植入前后,动脉瘤内血流动力学变化。结果动脉瘤远侧壁的速度峰值与壁面剪应力随着支架孔率下降而降低,瘤颈远侧壁及瘤顶部的压力场与支架孔率无明确的相关性。结论数值模拟研究证实支架孔率是影响动脉瘤内血流动力学的关键因素,合适的支架孔率设计对动脉瘤血管重建治疗至关重要。

参考文献/References:

[1]Biondi A,Janardhan V,Katz JM,et al.Neuroform stent-assisted coil embolization of wide-neck intracranial aneurysms :strategies in stent deployment and midterm follow-up[J].Neurosurgery,2007,61:460-468
[2]刘建民,黄清海,许奕,等.血管内支架成形术治疗颅内宽颈动脉瘤及长期随访结果[J].中

相似文献/References:

[1]尹化斌,季德林,宋树良,等.彩色多普勒在部分性脾栓塞范围控制中的临床应用[J].介入放射学杂志,2005,(06):641.
 YIN Hua-bin JI De-lin SONG Su-liang ZHU Jian-zhong YANG Yu-feng L(U) Shou-jin.The clinical study of the QC for PSE using color doppler[J].journal interventional radiology,2005,(03):641.
[2]何旭英,段传志,李铁林,等.脑动脉瘤血管内栓塞术中破裂的治疗[J].介入放射学杂志,2007,(02):132.
 HE Xu-ying,DUAN Chuan-zhi,LI Tie-lin,et al.Treatment of aneurysms rupture during endovascular embolization[J].journal interventional radiology,2007,(03):132.
[3]吴瑕,徐克,肖亮,等.血管内支架构型变化对血流动力学及支架内再狭窄形成的影响[J].介入放射学杂志,2009,(04):297.
 WU Xia,XU Ke,XIAO Liang,et al.The effect of stent structure changes on the hemodynamics and the formation of in-stent restenosis[J].journal interventional radiology,2009,(03):297.
[4]范一木,孙立军,王宏昭,等.三维影像在颅内动脉瘤栓塞中的应用[J].介入放射学杂志,2007,(08):513.
 FAN Yi-mu,SUN Li-jun,WANG Hong-zhao,et al.Three dimentional imagings in the application of intracranial aneurysm embolization[J].journal interventional radiology,2007,(03):513.
[5]曹俊杰,姚志超,刘占鳌,等.个体化经颈静脉肝内门体分流术血流动力学模拟研究[J].介入放射学杂志,2023,32(01):17.
 CAO Junjie,YAO Zhichao,LIU Zhanao,et al.Hemodynamic simulation study on individualized transjugular intrahepatic portosystemic shunt[J].journal interventional radiology,2023,32(03):17.
[6]张星,刘建民,黄清海.脑动脉瘤血流动力学数值模拟研究及其临床意义[J].介入放射学杂志,2008,(12):898.
 ZHANG Xing,LIU Jianming,HUANG Qinghai.Numerical virtual studies and clinical significance of the hemodynamics for cerebral aneurysms[J].journal interventional radiology,2008,(03):898.

备注/Memo

备注/Memo:
收稿日期:2008-08-15
基金项目:上海市优秀学科带头人项目(07DX14026);上海市自然科学基金项目(08ZR1406200)
更新日期/Last Update: 2009-03-15