Anastomotic hyperplasia, condition of bloodvessel and anastomotic technique were important factors influencing the operative failure and fistula occlusion.
吻合口内膜增生、血管本身条件、血管吻合技术是导致手术失败及瘘管闭塞的重要影响因素。
2
Generally, after the stent releases, it will cause the end of bloodvessel high stress, which is easy to damage the bloodvessel, and arouse the thrombus, film hyperplasia and so on.
支架释放后,将对端部血管产生较高的内应力,这会容易损伤此处的血管,引起血栓及内膜增生等问题。
3
BACKGROUND: Previous studies demonstrated that adventitia fibroblasts exhibit important role in the hyperplasia of newly born endomembrane after bloodvessel injury.