Percutaneous Transluminal Coronary Angioplasty (PTCA) is one of a class of Percutaneous Coronary Interventions (PCI), which are among the most effective ways to open blocked blood vessels and help prevent further heart muscle damage. The recommended level of care is to perform a PCI procedure on elligible patients within 90 minutse of hospital arrival. Concord Hospital's most recent rating on this measure is 50%.