This book provides a comprehensive, image-rich guide to ultrasound-guided simplified intra-arterial embolization (called "e;Dochu"e; procedure), making it an essential resource not only for interventional radiologists, but also pain specialists, sports physicians, orthopedic surgeons, and physicians for general practice. Unlike traditional catheter-based techniques, this innovative approach streamlines embolization, enhancing efficiency, accessibility, and patient comfort.By addressing the gap in standardized education, this book offers step-by-step procedural guidance, detailed case studies, and high-resolution imaging, enabling readers to master this technique with confidence. Whether you are an experienced practitioner or a newcomer to embolization, this resource bridges the knowledge divide, equipping you with cutting-edge insights and practical skills to revolutionize non-surgical pain treatment.