Calculation of volume flow rate by the proximal isovelocity surface area method: Simplified approach using color Doppler zero baseline shift

A new method for quantification of regurgitant flow rate using color Doppler flow imaging of the flow convergence region proximal to a discrete orifice. An in vitro study.

F Recusani, G. S. Bargiggia, Ajit P. Yoganathan et al. · Circulation · 1991 · 312 citations · Full text

Natural Sciences, Cardiology, Physics +16

Doppler color flow “proximal isovelocity surface area” method for estimating volume flow rate: Effects of orifice shape and machine factors

Toshinori Utsunomiya, Toshio Ogawa, Rajen Doshi et al. · Journal of the American College of Cardiology · 1991 · 204 citations

Natural Sciences, Physics, Flow Visualization +10

Impact of finite orifice size on proximal flow convergence. Implications for Doppler quantification of valvular regurgitation.

L. Leonardo Rodriguez, J Anconina, Frank A. Flachskampf et al. · Circulation Research · 1992 · 150 citations · Full text

Natural Sciences, Physics, Computational Fluid Dynamics +16

Doppler Color Flow Mapping of the Proximal Isovelocity Surface Area: A New Method for Measuring Volume Flow Rate Across a Narrowed Orifice

Toshinori Utsunomiya, Toshio Ogawa, Hoang A. Tang et al. · Journal of the American Society of Echocardiography · 1991 · 73 citations

Natural Sciences, Physics, Flow Visualization +13

A new method for noninvasive estimation of ventricular septal defect shunt flow by Doppler color flow mapping: Imaging of the laminar flow convergence region on the left septal surface

Valdir Ambrósio Moisés, Benedito Carlos Maciel, Lisa K. Hornberger et al. · Journal of the American College of Cardiology · 1991 · 64 citations

Medicine, Bioengineering, Cardiology +17