A nondestructive technique to measure wall displacement in the thoracic aorta.
D000818:Animals; D001013:Aorta, Thoracic / Q000033:anatomy & histology*; D001696:Biomechanical Phenomena; D003201:Computers; D004285:Dogs; D006439:Hemodynamics; D009040:Motion Pictures; D010991:Plethysmography; D014159:Transducers; D014465:Ultrasonics