Patent 11213661 was granted and assigned to Cook Medical on January, 2022 by the United States Patent and Trademark Office.
The present invention relates generally to expandable medical devices including a light-activated shape-memory polymer. In certain embodiments, the devices include, for example, balloon catheters, used to treat narrowed or obstructed portions of a body vessel, and retrieval devices, used to remove obstructions from a body vessel. Certain aspects of the invention relate to methods of manufacturing and using such devices.