Table 2 Physical properties of the airway stents
From: Mathematical surface function-based design and 3D printing of airway stents
Model No | I | II | III | IV | V |
|---|---|---|---|---|---|
Diameter (mm) | 20 | 20 | 20 | 20 | 20 |
Height (mm) | 48 | 54 | 47 | 50 | 47 |
Bounding Volume (mm3) | 15.114 | 16.974 | 14.850 | 15.598 | 14.885 |
3D Model Volume (mm3) | 1819 | 2587 | 1691 | 1980 | 1718 |
3D Model Surface Area (mm2) | 6102 | 6636 | 7868 | 6007 | 6373 |
Measured Density (ρ) (g/cm3) | 1.20 | 1.20 | 1.21 | 1.21 | 1.22 |
Measured Volume (V) (mm3) | 1946 | 2659 | 1775 | 2020 | 1774 |
Porosity (%) acc. to Measured Volume | 87.13 | 84.33 | 88.05 | 87.05 | 88.08 |
Porosity (%) acc. to 3D Model Volume | 87.96 | 84.76 | 88.61 | 87.30 | 88.46 |