Segmentation by types of extracorporeal blood circuit systems reveals the technological diversity underpinning the market. Hemodialysis remains the foundational modality, employing diffusion across a semipermeable membrane to eliminate small solutes; its widespread adoption sustains a substantial portion of sales. Hemofiltration, which relies on convection to clear middle‑molecular-weight toxins, captures a growing niche, particularly in critical‑care settings where fluid balance is paramount. Hemodiafiltration combines diffusion and convection, offering superior clearance efficiency and thus attracting premium‑priced installations. Plasmapheresis systems, designed for plasma component removal and replacement, serve specialized therapeutic areas such as thrombotic microangiopathy and certain autoimmune diseases. Finally, adsorption‑based platforms—featuring sorbent cartridges targeting cytokines, bilirubin, or endotoxins—are expanding rapidly in sepsis and liver‑failure applications. The relative contribution of each type is dictated by clinical guidelines, hospital procurement strategies, and reimbursement frameworks, collectively defining the market taxonomy.