Digital Particle Image Velocimetry (DPIV) measurements of the velocity profiles through bileaflet mechanical valves: In vitro steady flow studies

Biomedical Sciences Instrumentation

Volumn 32, Issue , 1996, Pages 161-164

  Shandas, Robin ^a   Kwon, Jeffrey ^a  

^a CHILDREN S HOSPITAL   (United States)

Author keywords

Bileaflet Mechanical Cardiac Valves; Digital Particle Image Velocimetry; Flow Dynamics

Indexed keywords

CARDIOLOGY; COMPUTATIONAL METHODS; FLUID DYNAMICS; HEMODYNAMICS; IMPLANTS (SURGICAL); LASER DOPPLER VELOCIMETERS; MATHEMATICAL MODELS; REYNOLDS NUMBER; VELOCITY;

BILEAFLET MECHANICAL CARDIAC VALVES; DIGITAL PARTICLE IMAGE VELOCIMETRY; HEMI ELLIPTICAL ISOVELOCITY; MITRAL INFLOW;

VELOCITY MEASUREMENT;

ACCURACY; BLOOD FLOW VELOCITY; CONFERENCE PAPER; HEART VALVE BIOPROSTHESIS; LASER DOPPLER FLOWMETRY; MEASUREMENT;

BLOOD FLOW VELOCITY; HEART VALVE PROSTHESIS; HEMORHEOLOGY; HUMANS; IMAGE PROCESSING, COMPUTER-ASSISTED; LASER-DOPPLER FLOWMETRY;

EID: 0029944404     PISSN: 00678856     EISSN: None     Source Type: Journal    
DOI: None     Document Type: Article

References (5)

1. Chandran KB, Cabell GN, Khalighi B, Chen CJ: Laser anemometry measurements of pulsatile flow past aortic valve prosthesis. J. Biomechanics 1983; 16:865-873.
2. Woo YR, Yoganathan AP: In vitro pulsatile flow velocity and shear stress measurements in the vicinity of mechanical mitral heart valve prostheses. J. Biomechanics 1986; 19:39-51.
3. Chew YT, Low HT, Lee CN, Kwa SS: Laser anemometry measurements of steady flow past aortic valve prostheses. J. Biomech. Eng. 1993;115:290-298.
4. Vandervoort PM, Greenberg NL, Pu M, Powerl KA, Cosgrove DM, Thomas JD: Pressure recovery in bileaflet heart valve prostheses: Localized high velocities and gradients in central and side orifices with implications for Doppler-catheter gradient relation in aortic and mitral position. Circulation 1995;92:3464-3472.
5. Shandas R, Gharib M, Sahn DJ: The Nature of Flow Acceleration into a Finite Sized Orifice: Steady and Pulsatile Flow Studies on the Flow Convergence Region using Simultaneous Ultrasound Doppler Flow Mapping and Laser Doppler Velocimetry, J Am Coll Cardiology, 1995;25:1199-212.