The global breathing circuits market size reached US$ 1.40 Billion in 2023. Looking forward, IMARC Group expects the market to reach US$ 1.90 Billion by 2032, exhibiting a growth rate (CAGR) of 3% during 2024-2032. They enable the delivery of oxygen and other gases while removing carbon dioxide, ensuring proper ventilation and oxygenation during surgical procedures, anesthesia administration, and critical care interventions.