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. 2023 May 30;9(5):764. doi: 10.18063/ijb.764

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Copyright:© 2023, Qu G, Huang J, Gu G, et al

This is an Open Access article distributed under the terms of the Creative Commons Attribution License, permitting distribution and reproduction in any medium, provided the original work is properly cited.

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Figure 9. — Application of 4D-printed scaffolds in various organs. (A) Manufacturing process of 4D-printed self-curved tracheal stent for in vitro and in vivo study^[76]. Copyright 2020, Elsevier. (B) 4D nerve guidance conduit for neural engineering^[33]. Copyright 2018, Wiley-VCH. (C) A 4D-printed bilayer hydrogel with adjustable bending degree for intestinal defect repair^[85]. Copyright 2022, Elsevier. (D) A 4D-printed orbital stent for the treatment of enophthalmic invagination^[153]. Copyright 2022, Elsevier.