DefinitionHyperbaric oxygen therapy uses a special chamber, sometimes called a pressure chamber, to increase the amount of oxygen in the blood.InformationSome, but not very many, hospitals have a hyperbaric chamber. Smaller units may be available in outpatient center.The air pressure inside a hyperbaric oxygen chamber is about two and a half times greater than the normal pressure in the atmosphere. This helps your blood carry more oxygen to organs and tissues in your body.Hyperbaric therapy can help wounds, especially infected wounds, heal more quickly. The therapy may be used to treat:Air or gas embolismBone infections (osteomyelitis) that have not improved with other treatmentsBurnsCarbon monoxide poisoningCertain types of brain or sinus infectionsDecompression sickness (for example, a d