ALEXANDRIA, Va., Dec. 23 -- United States Patent no. 12,502,506, issued on Dec. 23, was assigned to Hollister Inc. (Libertyville, Ill.).

"Multi-flex urinary catheter" was invented by Paul M. O'Donnell (Castlebar, Ireland), Joseph Fahey (Newport, Ireland) and Barbara J. Kearns (Balla, Ireland).

According to the abstract* released by the U.S. Patent & Trademark Office: "An intermittent urinary catheter assembly 100 includes a reinforcement member 106 extending longitudinally at least partially within the distal end portion of the inner drainage lumen 104 of the catheter shaft. The reinforcement member may serve to connect a drainage member 114 to the catheter shaft and includes a drainage passageway in fluid communication with the inner dra...