The HEYER AGSS anesthesia gas recovery and discharge system can prevent users or staff from inhaling the anesthetic exhaust gas left by the operating room gas circulation system, ensuring the safe use of anesthesia gas in hospitals. Jet anesthesia exhaust gas discharge system is an independent discharge system, will not be interfered by other operating rooms or systems, compared with the first generation of negative pressure discharge system, technically safer and more stable; Lower cost in terms of construction; Can be used intermittently, more convenient.