The Patient Temperature Management Devices segmentation by application delineates five primary usage contexts that collectively drive market volume. Surgical settings account for the largest share, roughly 35 % of total deployments, as precise hypothermia induction is essential for neuro‑protection and reduced metabolic demand during complex procedures. Critical care environments contribute about 30 %, reflecting continuous temperature control for patients with severe traumatic brain injury, stroke, or post‑cardiac arrest, where mortality risk is closely tied to thermal regulation. Emergency departments represent 15 % of installations, primarily for rapid induction of therapeutic hypothermia in pre‑hospital or trauma bays where time‑to‑treatment is a decisive factor. Neonatal intensive care units capture 10 % of the market, focusing on preventing hypothermia in preterm infants through gentle, non‑invasive cooling. Finally, post‑operative recovery units also hold 10 %, where controlled re‑warming mitigates reperfusion injury and accelerates discharge. Each application segment contributes distinct procurement cycles, clinical protocols, and reimbursement pathways that together shape overall market size.