Patent Number: 6,309,412

Title: Expandable stents and method for making same

Abstract: The invention is directed to an expandable stent for implantation in a bodylumen, such as an artery, and a method for making it from a single lengthof tubing. The stent consists of a plurality of radially expandablecylindrical elements generally aligned on a common axis and interconnectedby one or more interconnective elements. The individual radiallyexpandable cylindrical elements consist of ribbon-like material disposedin an undulating pattern. Portions of the expanded stent project outwardlyinto engagement with the vessel wall to more securely attach the stent.

Inventors: Lau; Lilip (Sunnyvale, CA), Hartigan; William M. (Fremont, CA), Frantzen; John J. (Copperopolis, CA)


International Classification:

Expiration Date: 10/32013