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2. Portable oxygen concentrator - Wikipedia

   en.wikipedia.org/wiki/Portable_oxygen_concentrator

   A lightweight portable oxygen concentrator: Inogen One G3 (2,2 kg) Sequal Equinox, transportable concentrator with a high oxygen flow rate. A portable oxygen concentrator (POC) is a device used to provide oxygen therapy to people that require greater oxygen concentrations than the levels of ambient air. It is similar to a home oxygen ...

3. Oxygen concentrator - Wikipedia

   en.wikipedia.org/wiki/Oxygen_concentrator

   The term oxygen generator is a misnomer in that the oxygen is not generated as it is with a chemical oxygen generator, but rather it is concentrated from the air. Non-medical oxygen concentrators can be used as feed gas to a medical oxygen system, such as the oxygen system in a hospital, though governmental approval is required, such as by the ...

4. Aqua Lung/La Spirotechnique - Wikipedia

   en.wikipedia.org/wiki/Aqua_Lung/La_Spirotechnique

   Pelagic Pressure Systems 2016 [10] SeaQuest 1990 [10] Squale [citation needed] Technisub 1962/1979 [10] Whites 2010 [10] FROGS (Full Range Oxygen Gas System) is a model of chest mounted oxygen rebreather for shallow water and special forces operation, [13] which has been used by the French Navy and the Commando Hubert since 15 October 2002.

5. High altitude breathing apparatus - Wikipedia

   en.wikipedia.org/wiki/High_altitude_breathing...

   There are different aviation oxygen systems and delivery methods available depending on the specific application. The oxygen source may be chemical oxygen generators, high pressure portable gaseous oxygen storage systems (gas cylinders), on-board oxygen generating systems (oxygen concentrators), or liquid oxygen systems. [4]

6. Self-contained self-rescue device - Wikipedia

   en.wikipedia.org/wiki/Self-contained_self-rescue...

   Test bench for a miner's closed circuit self-rescuers. A self-contained self-rescue device, SCSR, self-contained self-rescuer, or air pack is a type of closed-circuit SCBA [1] with a portable oxygen source for providing breathable air when the surrounding atmosphere lacks oxygen or is contaminated with toxic gases, e.g. carbon monoxide.

7. Ventec Life Systems - Wikipedia

   en.wikipedia.org/wiki/Ventec_Life_Systems

   Ventec Life Systems was founded in Bothell, Washington, a suburb of Seattle, [2] by Doug DeVries. [3] According to the New York Times, Ventec is known for its VOCSN model, which received approval from the Food and Drug Administration in 2017. The VOCSN is the size of a large toaster oven, and combines a number of functions that had previously ...