Pulmotor on Hand in Baltimore A pulmotor has been added to the equipment of the Baltimore fire department’s ambulance service. The officers and firemen are being instructe I in its use by the surgeon of the department. who is also ready to explain the working of the pulmotor to any who are interested. The appliance. Chief Enrich says, will be sent out on any call for assistance in emergency cases such as those in Which persons have been overcome by gas or have met with other accidents that need the immediate resuscitation of the patient.