cosira-slide-background COSIRA COronary SInus Reducer for Treatment of Refractory Angina Positive results from the COSIRA clinical trial assessing the efficacy and safety of the Neovasc Reducer published in The New England Journal of Medicine. LEARN MORE reducer™ A novel device for the treatment of Refractory Angina Potential relief of symptoms for those suffering from persistent angina pain LEARN MORE tiara™ Minimally invasive treatment for a common form of mitral valve disease Potential new therapeutic option for millions of patients LEARN MORE