The Intracranial Stent Graft ecosystem comprises a tightly coupled network of upstream suppliers, midstream manufacturers and integrators, and downstream distribution and clinical adoption channels. Upstream activities involve the provision of high‑purity nitinol, polymer coatings, and radiopaque markers by specialized component suppliers. These manufacturers also coordinate with technology providers to embed radiopaque markers that are visible under fluoroscopy, ensuring procedural safety and facilitating post‑procedure imaging assessments. Midstream participants transform these inputs into finished stent graft systems, incorporating proprietary deployment mechanisms and imaging compatibility. Downstream, devices are marketed through regional distributors, integrated into hospital procurement programs, and ultimately implanted by neurovascular teams. Value is generated by aligning material performance, device reliability, regulatory compliance, and clinical outcomes, while revenue is captured at each transition point along the chain. The ecosystem’s revenue streams flow from device sales, bundled service agreements, and data‑analytics licensing tied to procedural outcomes.