Vital Bio Systems manufactures Pulse Oximeters with Audible and Visual Alarm. Vital Bio Systems is an ISO 9001:2000 accredited company. Vital Bio Systems offers various types of infusion pumps, syringe pump, pulse oximeters, multi para monitors, oxygen sensors etc. Pulse Oximeters with Audible and Visual Alarm measures the oxygen saturation of a patient`s blood as opposed to measuring oxygen saturation directly through a blood sample and changes in blood volume in the skin, producing a photoplethysmograph. Pulse Oximeters with Audible and Visual Alarm is often attached to a medical monitor so staff can see a patient`s oxygenation at all times.