HOLLYWOOD, Fla. & CHESTERFIELD, Mo.--(BUSINESS WIRE)--NiTi Surgical Solutions, an innovative surgical device company, today announced the U.S. commercial launch of ColonRing™ - its revolutionary closure technology for colorectal surgery - at the Annual Scientific Meeting of the American Society of Colorectal Surgeons (ASCRS) this week in Hollywood, Florida. The ColonRing is a medical device designed to help a patient’s body heal after colon surgery and represents the first major advance in this area in more than 30 years.