 The primary objective is to test the early-mid term patency rate of VEST supported Right Coronary Artery RCA bypass grafts. The research participants will undergo CABG preparations and CABG procedure routinely as is the standard of care. During the procedure the VEST will be implanted on the vein graft to the Right Coronary Artery according to the IFU. Perioperative care is according to standard of care. Upon discharge patient will be prescribed statins and aspirin for 6 months. Patient will attend a routine clinic visit 4-6 weeks post operatively. The last study visit will occur 3-6 months post operatively. Patients will undergo a noninvasive coronary CT angiography. 