OxySure Systems, Inc. (OTCQB: OXYS, “OxySure”) provides short duration / emergency medical oxygen and respiratory solutions for mass market use. Using patented technology that combines two dry, inert powders to create medical oxygen, the Frisco, Texas-based company manufactures and markets the OxySure Model 615, a portable emergency oxygen system that has been approved by the FDA for sale over the counter without a prescription.