Patent 8022331 was granted and assigned to Boston Scientific on September, 2011 by the United States Patent and Trademark Office.
Elongate medical devices such as guidewires can be formed from a core wire and a preformed distal cap that is configured to fit over a distal end of the core wire. The distal cap can be attached using a variety of techniques. In particular, the distal cap can be attached to the core wire using laser welding.