Endovascular surgery has emerged as a groundbreaking technique within the realm of medical science, revolutionizing the treatment of vascular diseases. Unlike traditional open surgeries, endovascular procedures are minimally invasive, utilizing catheters, balloons, stents, and other specialized tools to access and treat affected blood vessels from within. This article provides a comprehensive overview of endovascular surgery, tracing its historical evolution, detailing various techniques, discussing the benefits it offers, and highlighting its applications across medical disciplines. Moreover, the challenges faced by this innovative approach and its promising future directions are explored, emphasizing its potential to shape the future of medical interventions.