Patent ID: 6663610
Filing Date: 2003-12-16
Classification: A61B,A61M,B08B

Abstract:
An evacuation apparatus for removing gaseous byproducts or noxious vapors comprising:a head operatively coupled to a vacuum and a fluid source, said head substantially defining a plenum having an outer surface, said plenum having an inner periphery defining a generally central opening, said plenum having an opening in said outer surface adjacent to the inner periphery; and a plenum support for preventing the plenum from collapsing when a low pressure is established therein, wherein said head is operatively coupled to said fluid source with at least one nozzle, and operatively coupled to said vacuum with at least one nozzle, wherein said at least one nozzle operatively coupled to said fluid source and said at least one nozzle operatively coupled to said vacuum are generally opposed.