title: Artificial heart helps the beat go on. The FDA's approval of an artificial heart paves the way for wider use. But who needs it?
mesh_terms: D002303:Cardiac Output, Low / Q000401:mortality / Q000628:therapy; D018795:Device Approval; D011211:Electric Power Supplies; D006354:Heart, Artificial; D006801:Humans; D011474:Prosthesis Design; D014481:United States; D014486:United States Food and Drug Administration