The ultrasonic recording of aortic valve motion.
D001011:Aorta; D001021:Aortic Valve / Q000502:physiology* / Q000503:physiopathology; D001022:Aortic Valve Insufficiency / Q000175:diagnosis; D001794:Blood Pressure; D004452:Echocardiography; D004562:Electrocardiography; D006352:Heart Ventricles; D006801:Humans; D008943:Mitral Valve / Q000502:physiology / Q000503:physiopathology; D014159:Transducers; D014463:Ultrasonography