公开(公告)号：US10398541B2

公开(公告)日：2019-09-03

申请号：US14774513

申请日：2014-03-13

申请人： Brian H. Eisner ,  Scott Miller

发明人： Brian H. Eisner ,  Scott Miller

IPC分类号： A61F2/04 ,  A61M27/00

摘要： The multi-material stent includes a renal portion and a bladder portion with respective, different hardness. A valve is disposed within the stent to guide liquid from the renal portion of the stent to the bladder portion of the stent. The present invention relates towards systems and method for stents. More particularly, the invention relates to a stent designed to increase patient comfort by minimizing irritation and reflux through the use of a stent that incorporates one or more flexible elements, which may involve materials with varying degrees of hardness, and a valve disposed therein.