SAN RAFAEL, CA and TULSA, OK--(Marketwire - April 23, 2008) - MedicInvent, LLC, a company which develops designs which improve the efficacy of existing medical devices, announced today that it has been granted a patent for textured surfaces incorporated with cannulas, wire guidelines and stents (catheter incorporating devices) at the interface with the skin (U.S. Patent No. 7361158). The purpose of the design is to fight catheter related infections which are primarily caused by ‘staph’ and other bacteria which reside on the outer surface of the skin. Visit www.medicinvent.com for more information.