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3D bioprinting for skin tissue engineering: Current status and perspectives
Tingting Weng1,2, Wei Zhang1,2, Yilan Xia1
1Department of Burns & Wound Care Centre, The Second Affiliated Hospital of Zhejiang University School of Medicine, Hangzhou, Zhejiang, China.
Journal of Tissue Engineering
|August 4, 2021
Summary
Three-dimensional (3D) bioprinting offers a promising solution for skin regeneration and wound repair. This technology enables precise fabrication of bionic skin substitutes, addressing clinical needs for advanced tissue engineering.
Area of Science:
- Regenerative Medicine
- Biotechnology
- Materials Science
Background:
- Skin injuries necessitate effective regeneration methods.
- Three-dimensional (3D) bioprinting has emerged as a powerful tool for creating artificial skin substitutes.
- This technology offers customization and precise control over cell and material placement.
Purpose of the Study:
- To review common 3D bioprinting techniques for skin tissue engineering.
- To highlight recent advancements in bioprinting skin appendages like hair follicles and sweat glands.
- To discuss the integration of vascularization in 3D bioprinted skin.
Main Methods:
- Review of current literature on 3D bioprinting techniques.
- Analysis of applications in skin tissue engineering.
- Focus on innovations in bioprinting skin appendages and vascular networks.
Main Results:
- 3D bioprinting allows for customized, precise, and rapid production of bionic skin.
- The technology demonstrates high resolution, flexibility, reproducibility, and high throughput.
- Significant progress has been made in bioprinting complex skin structures, including appendages and vascularization.
Conclusions:
- 3D bioprinting holds substantial potential for fabricating tissue-engineered skin.
- Addressing challenges in appendage and vascularization bioprinting is key for future development.
- Continued research in 3D skin printing is crucial for clinical and industrial applications.
