From: Effect of guidewire insertion in fractional flow reserve procedure for real geometry using computational fluid dynamics
\({P}_{a}\) \((mmHg)\)
\({P}_{d}\) \((mmHg)\)
\(\Delta p\) \((mmHg)\)
Inlet average velocity (m/s)
CDP
FFR
Without
85.9
0.75
85.15
0.108
185
0.076
During insertion
93.9
0.022
93.88
0.061
635
0.0012
Full position
0.03
2632