TABLE 1.

Viscous resistance in the inlet, bundle, and outlet sections for the 45° and 90° in vitro and CFD models at Q = 4 L/min and HR = 100 beats/min.

Resistance	In vitro, 45°	CFD, 45°	In vitro, 90°	CFD, 90°
Inlet, mmHg/(L/min)	0.25 ± 0.06	0.21	0.26 ± 0.09	0.31
Inlet, % of total	36.2 ± 10.5	34.2	32.2 ± 10.9	39.4
Bundle, mmHg/(L/min)	0.31 ± 0.11	0.31	0.28 ± 0.09	0.31
Bundle, % of total	43.5 ± 14.1	49.4	35.1 ± 12.9	38.7
Outlet, mmHg/(L/min)	0.14 ± 0.16	0.10	0.26 ± 0.12	0.17
Outlet, % of total	20.3 ± 19.2	16.4	32.7 ± 12.4	22.0
Total, mmHg/(L/min)	0.70 ± 0.14	0.62	0.81 ± 0.10	0.79