Romsons’ Bain Circuit Adult is based on Mapleson D system, provided with 22 mm corrugated tube, expiratory valve and 2 litre antistatic bag.
The Bain anaesthesia circuit for Adults is a convenient, lightweight anaesthesia delivery system. The circuit is modification of Mapleson system which assists in scavenging of waste gases. The modification improves clinical utility. It is simpler, has single tube convenience and adaptable to all ages and all surgical procedures.