Laerdal Pocket Mask W One Way Valve & Filter (w o O2 Inlet) 3M Medical Dressing PM50 is a multifunctional patient 8975 PM50 is a multifunctional patient monitor load capacity under normal use * Built with plywood and laminate panels that are California CARB I compliant * Top sections are easily replaceable in the field * Adjustable feet for leveling Without O2 Inlet * Masks include a one way valve * Prevents mouth to mouth contact with victim's face * Facilitates a patient airway * Combines moderate head tilt jaw lift and opening of the mouth * More effective ventilation through mouth and nose simultaneously leakproof seal * * (Model 8040A): includes an oxygen inlet valve *