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Toshio Ogawa
Toshio Ogawa
University of California, Irvine
Doppler effect
Medicine
Frame rate
Internal medicine
Cardiology
4
Papers
311
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Doppler color flow “proximal isovelocity surface area” method for estimating volume flow rate: Effects of orifice shape and machine factors
1991
Journal of the American College of Cardiology
Toshinori Utsunomiya
Toshio Ogawa
Rajen Doshi
Dharmendra Patel
Maureen Quan
Walter L. Henry
Julius M. Gardin
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Citations (191)
Doppler color flow mapping of the proximal isovelocity surface area: a new method for measuring volume flow rate across a narrowed orifice.
1991
Journal of The American Society of Echocardiography
Toshinori Utsunomiya
Toshio Ogawa
Hoang A. Tang
Rajen Doshi
Dharmendra Patel
Maureen Quan
Walter L. Henry
Julius M. Gardin
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Citations (63)
Pitfalls in the Display of Color Doppler Jet Areas: Combined Variability Due to Doppler Angle, Frame Rate, and Scanning Direction
1990
Echocardiography-a Journal of Cardiovascular Ultrasound and Allied Techniques
Toshinori Utsunomiya
Toshio Ogawa
S. William King
Eric Sunada
Slawomir M. Lobodzinski
Walter L. Henry
Julius M. Gardin
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Citations (41)
Effect of machine parameters on variance display in Doppler color flow mapping
1990
American Heart Journal
Toshinori Utsunomiya
Toshio Ogawa
S. William King
Eric Sunada
G.Wayne Moore
Walter L. Henry
Julius M. Gardin
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Citations (16)
1