Modelling the Effect of SPION Size in a Stent Assisted Magnetic Drug Targeting System with Interparticle Interactions

Table 2

Blood and material parameters used in the SA-MDT system.

Properties	Symbol	Units	Values
Applied field properties
Magnitude		T	0.25, 0.50, 0.75, 1
Angle of field direction		—	/2
Physical properties
Temperature		K	300
Boltzmann’s constant		J/K	1.38 × 10^23
Permeability of vacuum		Tm/A
MDCPs properties
Polymer material	—	—	P(S/V-COOH)Mag
Radius		μm	0.5
MDCP concentration	—	Particle/L	4 × 10^10
Density of the polymer material		kg/m^3	950
Initial distance between MDCPs	—	μm	29.24
Saturation magnetization		kA/m	22.4
Stent properties
Material	—	—	SS 430
Wire radius		μm	62.5
Loop separation		cm	0.2
Number of loops		—	10
Coil length		cm	2
Saturation magnetization		kA/m	1261
Magnetic susceptibility		—	1000
Blood and vessel properties
Velocity		cm/s	0.05, 0.1, 0.25, 0.5
Volume		mL	10
Density		kg/m^3	1000
Viscosity		kg/ms	1.0 × 10^−3
Vessel radius		cm	0.05
Magnetic material properties
Material	—	—	Oleate-capped Fe3O4
Weight content		wt%	100
Density		kg/m^3	5000
Magnetic moment		Am^2
Saturation magnetization		kA/m	See Table 1
Diameter		nm	See Table 1