Extendible stent apparatus

摘要

A stent for placement in a bifurcated body lumen, said stent comprising:
a main tubular body comprised of serpentine rings of joined struts and hinges, the body having a first end, a second end, and a side opening between said ends, wherein the struts and hinges of the serpentine rings of a first portion of the main tubular body between the first end and the side opening define a repeating geometric pattern, the struts and hinges of the serpentine rings of a second portion of the main tubular body between the side opening and the second end define a repeating geometric pattern, the repeating geometric pattern of the first portion being different than the repeating geometric pattern of the second portion.