A-Series A3/A5 Anesthesia Delivery System; Model Numbers: 0633F-01000-0X (A3) and 0631F-01000-0X (A5) || Product Usage: || The A-Series Anesthesia System is a device used to administer to a patient, continuously or intermittently, a general inhalation anesthetic, and to maintain a patient s ventilation. The A-Series is intended for use by licensed clinicians, for patients requiring anesthesia within a health care facility, and can be used for adult, pediatric, and infant populations.