Cardinal Health Medi-Vac Rigid Disposable Suction Canister with Mechanical Filter, 2000cc.Features and Benefits:- Rigid blue lids with an automatic shutoff valve to help prevent cross contamination of regulators and wall vacuum outlets.- 90DEG adapter allows tubing to connect at right angle to help prevent kinking and impeded fluid flow.- Locking lid encourages proper disposal of infectious liquid medical waste and helps enhance worker safety.- Lid includes accessory and orthopedic ports.- Disposable.