Oxygen conserver

Details Oxygen conserver Oxygen conserver

A - Human Necessities

61

M

A61M 16/00 (2006.01) A61M 16/20 (2006.01) A61M 16/06 (2006.01)

Patent

CA 2356496

An oxygen conserver having sensing and delivery ports simultaneously connected with a patient by a dual cannula. Inhalation by a patient produces a partial vacuum to move a sensing diaphragm to a venting position and cause a delivery diaphragm to move to an open position for supplying oxygen to the patient through the delivery port. A manually operable control valve enables continuous oxygen flow through the delivery port independently of operation of the sensing diaphragm.

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