Apparatus for filling pressurized gas cartridges for medical use
AssigneeAirgas, Inc.
InventorsAlexey VIROVETS, Robert F. Shock, Celina Gwizdala, Peter G. Sandberg, James L. Gruenbacher, David D Brengel, Thomas Costello, Bimesh Neupane
Life of this patent
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Abstract
An apparatus for filling a cartridge with medical gas, comprising a sealing mechanism designed to removably seal against the open end of an uncapped and empty cartridge, evacuate the cartridge, producing at least a partial vacuum therein, fill the cartridge with medical gas at a predetermined pressure and temperature, and maintain the predetermined pressure and temperature while the cartridge is capped is presented.
Claims12
An apparatus for filling a cartridge with medical gas, comprising a sealing mechanism configured to:
- removably seal against the open end of an uncapped and empty cartridge,
- evacuate the cartridge, producing at least a partial vacuum therein,
- fill the cartridge with medical gas at a predetermined pressure and temperature, and
- maintain the predetermined pressure and temperature while the cartridge is capped.
An apparatus for filling a cartridge with medical gas, comprising:
- a sealing mechanism configured to removably seal against the open end of an uncapped and empty cartridge,
- an evacuation adapter fluidically attached to the sealing mechanism and configured to evacuate the cartridge, producing at least a partial vacuum therein,
- a fill adapter fluidically attached to the sealing mechanism and configured to fill the cartridge with medical gas at a predetermined pressure and temperature, and
- a capping device fluidically attached to the sealing mechanism and configured to maintain the predetermined pressure and temperature while the cartridge is capped.
Dependencies are inferred from the claim text.