This text provides a comprehensive and contemporary discussion of current indications, techniques, technology, and results in ureteroscopy from the world leaders who perform this procedure. It provides not only the latest literature and data regarding URS but also tips and tricks for the reader when performing various URS procedures. Historical prospective will link the reader with the past and provide insight as to why we have evolved into a minimally invasive specialty. Technological advancements of both flexible and rigid ureteroscopic procedures are included to provide the reader with many practical considerations when choosing this modality for their patients. Renowned experts in the field discuss the myriad of supplemental devices that accompany URS and how best to utilize them in one s practice.