Patent ID: 8430099
Filing Date: 2013-04-30
Classification: A61L,A61M,B01D,B01J,G05D,G06Q,Y02C,Y10T

Abstract:
1. A conservation valve for use with a collection system for collecting an anaesthetic agent, the conservation valve comprising: a valve body having an inlet port, an outlet port, and a fluid passageway between the inlet port and the outlet port, the inlet port connectable to a source of exhaust gas so as to allow the exhaust gas to flow through the fluid passageway, and the outlet port connectable to the collection system; a sensor located upstream of the valve body for detecting a percentage content of at least one particular compound within the exhaust gas, the percentage content of the at least one particular compound being indicative of the anaesthetic agent being present or absent within the exhaust gas; an actuator located downstream of the sensor for selectively opening and closing the fluid passageway; and a processor for operating the actuator, the processor configured to: