A kind of rehabilitation medical of the utility model system water-bath oxygen cabin,It includes: a lid,It is the oxygen hose that the first accommodating space and one being connected to one with outside are connected to the first accommodating space,It is to provide connection one first breathing equipment; One ontology,It is installed with inside it because circulation generates the water flow of vortex,And there is oxygen content in water; And a sink,It is to link with ontology,The ontology is provided and is used water; Thereby user breathes by the oxygen of the first breathing equipment generation,To assist the rehabilitation of lung function,And the water flow of ontology can then promote skin function to activate,Promote perspiration functions and mitigates kidney burden.本新型係一種康復醫療用水浴氧艙,其包括有:一蓋體,其係具有一與外部連通之第一容置空間及一與第一容置空間連通之氧氣管,其係提供連結一第一氧氣設備;一本體,其內部容設有因循環產生渦漩的水流,且水中具有含氧量;以及一水槽,其係與本體連結,提供該本體之用水;藉此使用者藉由第一氧氣設備產生之氧氣來呼吸,以協助肺功能的復健,而本體的水流則能促進皮膚功能活化,增進排汗功能及減輕腎臟負擔。