Patent ID: 7147661
Filing Date: 2006-12-12
Classification: A61F,A61M

Abstract:
1. A radially expandable stent comprising: a first portion that comprises a serpentine ring that comprises 2n interconnected struts, wherein the interconnected struts define n proximal apices and n distal apices; a second portion that comprises a serpentine ring that comprises n interconnected struts, wherein the interconnected struts define n/2 proximal apices and n/2 distal apices, wherein n/2 of the n proximal apices of the first portion are integral with the n/2 distal apices of the second portion; a barb integrally formed on every other strut in the second portion; a tuck pad integrally formed in the struts in the second portion that are adjacent the struts that comprise the barb; and connector elements integrally formed with the n distal apices of the first portion.