title: "Shape-memory" stents fight strokes. Nitinol tubes expand, with body heat, to keep carotid arteries open.
mesh_terms: D000800:Angioplasty, Balloon / Q000009:adverse effects; D001921:Brain / Q000098:blood supply; D002340:Carotid Artery Diseases / Q000628:therapy*; D004867:Equipment Design; D006801:Humans; D007511:Ischemia / Q000150:complications / Q000628:therapy*; D015607:Stents