sentences:  This did not become a reality in the cardiac realm until the first intracoronary stents were successfully deployed in coronary arteries in 1986.The first stents used were self-expanding Wallstents.The use of intracoronary stents was quickly identified as a method to treat some complications due to PTCA, and their use can decrease the incidence of emergency bypass surgery for acute complications post balloon angioplasty.