Table 1 Gradient design of femur scaffold structure and mechanical properties of each module [5, 30, 31]
From: Design and performance analysis of 3D-printed stiffness gradient femoral scaffold
Main module | Submodule | Porous structure | Elastic modulus/MPa | Poisson's ratio |
|---|---|---|---|---|
Interface module | Interface cortical bone module | Pore functionally graded structure (BCC + TBC) | 4200 | 0.3 |
Interface transition module | I structure with 65% porosity | 3377 | 0.3 | |
Interface cancellous bone module | Imitation of trabecular structure with 86% porosity | 500 | 0.3 | |
Load-bearing module | Load-bearing cortical bone modules | TBC structure with 55% porosity | 7688 | 0.3 |
Load-bearing cancellous bone module | I structure with 65% porosity | 3377 | 0.3 |