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Table 1 Connection power loss of Patient 1 evaluated using FB and BH flow conditions

From: Respiratory pulsations affect fontan connection power loss: using real time velocity mapping to improve the accuracy of computational simulations

 

Free-breathing

Breath-held

IVC vessel flow (L/min)

Time-averaged

2.51

2.40

 

PI

249%

56%

SVC vessel flow (L/min)

Time-averaged

0.88

0.82

 

PI

276%

110%

Average power loss (mW)

(i) Using time-averaged flow

4.78

4.17

 

(ii) Using pulsatile flow

7.56

4.28

 

% Increase from (i) to (ii)

58%

3%

Particle washout time*

1.28

1.08

  1. *Defined as number of respiratory cycles necessary for 95% of the mass-less particles seeded at the inlet to exit the TCPC volume.
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Journal of Cardiovascular Magnetic Resonance

ISSN: 1532-429X

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