Registration of intravascular pressure and sound by a fiberoptic catheter.
D000818:Animals; D001795:Blood Pressure Determination; D001808:Blood Vessels; D006328:Cardiac Catheterization / Q000295:instrumentation; D004285:Dogs; D006352:Heart Ventricles; D006801:Humans; D008365:Manometry; D011651:Pulmonary Artery