FEATURE ？horacici suction unit is a lightweit , compact unit used throughout the hospital for chest and mediastinal drainage ？The unit has of 0 to 25 CmH2O and housed in policarbonate bottle ？hese unit is standardize throughout the hospital from emergency room, recovery room, ICU where need the low pressure continuously TYPE ？ype : Water manometer ？ollection unit provide reliable over-flow protection ？egulated vacuum range : 0 ~ 25 cmHg ？ater level control botton and drain valve Adaptor : PIN INDEX, OHMEDA. PURITAN BENNETT , OXEQUIP CONSISTING ？uction control knob for flowrate w/water chamber ？onductive tube a'ssy ？ire basket for collection bottle ？,500cc collection bottle with over-flow protector