On-line Video

Files in this Data Supplement:

• Video 1 - Video 1 (.rm format). Endoscopic video image of the mechanical valve motions recorded by a high-speed video system at a heart rate of 60/min in Group H. Both leaflets opened simultaneously, but the lower leaflet tended to close earlier than the upper leaflet.
• Video 1 - Video 1 (.mov format). Endoscopic video image of the mechanical valve motions recorded by a high-speed video system at a heart rate of 60/min in Group H. Both leaflets opened simultaneously, but the lower leaflet tended to close earlier than the upper leaflet.
• Video 2 - Video 2 (.rm format). Endoscopic video image of the mechanical valve motions recorded by a high-speed video system at a heart rate of 60/min in Group V. Both leaflets moved almost symmetrically.
• Video 2 - Video 2 (.mov format). Endoscopic video image of the mechanical valve motions recorded by a high-speed video system at a heart rate of 60/min in Group V. Both leaflets moved almost symmetrically.