Angioshield First-In-Human Study to Demonstrate the Preliminary Safety and Efficacy

Inclusion Criteria: Subject will be eligible for inclusion in the investigation if he/she: * is between the ages of 18 and 80 years of age, inclusive * requires Coronary Atery Bypass Graft (CABG) surgery with minimum of one SVG used to bypass a stenosis in the Right Coronary, the Circumflex, a Diagonal, or an Obtuse Marginal artery, due to atherosclerotic coronary artery disease * is able to give their informed written consent * is willing and able to complete all follow-up visits and procedures Exclusion Criteria: Subject will be excluded from participation in the investigation if he/she: * is currently enrolled in another clinical investigation * is unable to tolerate or comply with required post-surgical medications or imaging (e.g., anticoagulation regimen; or known allergy to contrast agent) * is or may be pregnant or is lactating, or plans to become pregnant in the next 12 months * shows a presence of hypercoagulable state or history of idiopathic venous or arterial thrombosis * has had an acute MI within the last 21 days * has had a previous CABG * requires emergency surgery * has a left ejection fraction (LEF) less than 20% * has a target vessel stenosis of less than 70% * has a transmural infarct of the target artery territory * currently requiring dialysis * is having concomitant-surgery of any kind * has varicose veins * has had previous saphenectomy