The reliable, maintenance free, Zeiner Medical AC25 aspirator for surgery is excellent for use in hospitals, running silently using the MEDEL High Vacuum/Flow double piston pump. Adjustable suction, antibacterial filter and vacuum gauge. Brackets are interchangeable with disposable or reusable canisters. Two models to choose from. Basic Model AC25 with one 1,200 ml. polycarbonate reusable canister with overflow valve or Premium Model AC25 TROLLEY with two 2,000 ml. polycarbonate reusable canisters with overflow valve, aluminium trolley.