Patent ID: 9044027
Filing Date: 2015-06-02
Classification: A22B

Abstract:
1. An apparatus for the euthanasia of animals in at least one animal holding chamber using a euthanitizing gas, the apparatus comprising: a programmed controller configured to initiate a flow of the euthanitizing gas and pre-programmed with multiple schedules of instructions based on at least one condition of use of the apparatus, including the type or size of the animals and the size or number of chambers; a mass flow controller configured to be flow coupled to a source of the euthanitizing gas; and a first animal holding chamber flow coupled to the mass flow controller; wherein the controller is programmed for a two-stage flow rate euthanasia cycle, in which a first stage controls the flow controller to provide an anesthetizing flow of the euthanizing gas, and a second stage controls the flow controller to provide a euthanizing flow of the euthanizing gas that is greater than the flow during the first stage.