The application segment of the Duodenoscopes market is dominated by endoscopic retrograde cholangiopancreatography (ERCP) procedures, which account for the bulk of device utilization. Within ERCP, sub‑categories such as biliary drainage, pancreatic duct stenting, and stone extraction each generate distinct revenue streams, reflecting variations in procedure complexity and reimbursement rates. Diagnostic endoscopy, although a smaller share, supports early disease detection and contributes incremental volume, particularly in academic and tertiary‑care centers. A niche research application—primarily pre‑clinical testing and device validation—adds a modest but strategic portion to overall market size. Collectively, these application layers define the market’s demand curve and shape investment priorities, illustrating the core of Duodenoscopes segmentation by use‑case.