Table 4 Summary of reported BV/TV for pristine Ti64 scaffolds in the reviewed studies
From: 3D-printed porous Ti6Al4V scaffolds for long bone repair in animal models: a systematic review
Author, date | Animal and bone defect | Group | BV/TV (%) | |||
|---|---|---|---|---|---|---|
4–6 weeks | 8–10 weeks | 12 weeks | 16 weeks | |||
Chen et al. 2020 [32] | Rat, f-epi | Porosity 60%, pore size 500 μm | / | / | 23.4 ± 1.6 | / |
|  |  | Porosity 60%, pore size 600 μm | / | / | 21.0 ± 2.1 | / |
|  |  | Porosity 60%, pore size 700 μm | / | / | 12.8 ± 2.1 | / |
|  |  | Porosity 70%, pore size 500 μm | / | / | 23.2 ± 1.8 | / |
|  |  | Porosity 70%, pore size 600 μm | / | / | 22.3 ± 1.0 | / |
|  |  | Porosity 70%, pore size 700 μm | / | / | 18.3 ± 1.4 | / |
Guo et al. 2020 [36] | Rabbit, f-epi | / | 11.6 ± 1.8 | 17.1 ± 1.6 | 25.5 ± 2.6 | / |
Han et al. 2016 [37] | Rabbit, f-epi | Pore size 600 μm | 8.4 ± 1.3 | / | 16.2 ± 3.6 | / |
|  |  | Pore size 800 μm | 4.3 ± 1.0 | / | 8.6 ± 2.7 | / |
Huang et al. 2017 [20] | Goat, f-epi | / | / | 5.1 ± 1.8 | / | 6.3 ± 2.2 |
Li et al. 2019 [40] | Rabbit, f-epi | / | 13.7 | / | / | / |
Li et al. 2019 [29] | Pig, tibia | Pore size 300-500 μm | 12.7 ± 3.6 | / | / | / |
|  |  | Pore size 200-600 μm | 12.0 ± 3.6 | / | / | / |
|  |  | Pore size 100-700 μm | 12.8 ± 3.9 | / | / | / |
Li et al. 2015 [41] | Rabbit, f-epi | / | 5.9 ± 2.2 | / | 11.0 ± 2.6 | / |
Liu et al. 2016 [42] | Rabbit, tibia | / | 26.7 ± 1.0 | 28.9 ± 1.4 | / | / |
Luan et al. 2019 [44] | Rabbit, femur | Porosity 55%, pore size 334 μm | / | / | 21.4 ± 2.2 | / |
|  |  | Porosity 65%, pore size 383 μm | / | / | 24.6 ± 2.0 | / |
|  |  | Porosity 78%, pore size 400 μm | / | / | 26.7 ± 0.9 | / |
Lyu et al. 2020 [46] | Rabbit, f-epi | / | / | / | 34.0 ± 6.0 | / |
Wang et al. 2018 [59] | Rabbit, f-epi | / | 6.0 ± 0.2 | / | / | / |
Yu et al. 2020 [28] | Rabbit, femur | / | 27.3 ± 8.4 | 29.8 ± 2.2 | / | / |
Zhang et al. 2021 [63] | Rabbit, f-epi | / | 13.4 ± 1.0 | 16.6 ± 2.18 | / | / |
Zhong et al. 2020 [64] | Rabbit, f-epi | / | 13.9 ± 1.5 | / | 16.0 ± 1.3 | / |