Humphrey ADE Circle Units

Servicing Humphrey ADE Circle Units is important because they’re designed for very low-flow, highly efficient anaesthesia, so any drift, leak or sticking valve can quickly affect ventilation, CO₂ control and overall patient safety. Regular servicing helps confirm the circuit remains leak-free, the exhaust/valve function operates correctly, and the absorber/canister components are performing as intended—maintaining stable anaesthesia, reducing agent use, and keeping the system reliable for routine cases and emergencies. The ADE-circle is widely used in veterinary practice for its efficiency and low-flow capability, so planned maintenance also supports clinical confidence and compliance-ready documentation