bubble oxygenator

bubble oxygenator,

a heart-lung device that oxygenates the blood while it is diverted outside the patient's body.

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oxygenator

an apparatus by which oxygen is introduced into the blood during circulation outside the body, as during open-heart surgery. See also extracorporeal circulatory support unit.

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bubble oxygenator

a device in which pure oxygen is bubbled through an extracorporeal reservoir of blood, either directly or through a filter.

film oxygenator

a device, encased in a container of oxygen, that makes possible reduction of a thin film of blood to facilitate the exchange of gases.

rotating disk oxygenator

a type of film oxygenator in which a series of parallel disks rotate through an extracorporeal pool of venous blood in a container of oxygen; gaseous exchange occurs between the thin film of blood on the exposed surface of the disks and the oxygen in the container.

screen oxygenator

a type of film oxygenator in which the venous blood is passed over a series of screens in a container of oxygen, gaseous exchange taking place in the thin film of blood produced on the screens.