HOLLYWOOD, Fla. & CHESTERFIELD, Mo.--(BUSINESS WIRE)--NiTi Surgical Solutions, an innovative surgical device company, today announced the U.S. Patent and Trade Office (PTO) has issued U.S. Patent No. 7,527,185 covering compression anastomosis ring assembly for use in joining severed organ wall portions of a hollow organ. The patent, which was assigned to NiTi by the inventors of the technology, is the key patent covering the company’s novel ColonRing medical device -- a revolutionary closure technology for colorectal surgery such as colon cancer surgery. The ColonRing, launched earlier this month in the United States, is a medical device designed to help a patient’s body heal naturally, after which it is expelled from the body.