Table 1 Material properties

Material

Rubber

Stainless steel 304

Calcified thrombus

Calcified vessel

Element type

4-node shell element

8-node solid element

8-node solid element

8-node solid element

Material model

Super-elasticity

Bilinearity, isotropy

Linear, isotropy

Linear, isotropy

Elastic modulus (GPa)

C ₁₀ = 0.10688E − 2, C ₀₁ = 0.0710918E − 2

193

0.00219

0.00175

Poisson’s ratio

0.495

0.3

0.499

0.499

Ultimate tensile strength (GPa)

0.58

Yield stress(GPa)

0.315

Endurance limit(GPa)

0.115