Polar-coordinate line-projection light-curing continuous 3D printing for tubular structures

3D printing techniques offer an effective method in fabricating complex radially multi-material structures. However, it is challenging for complex and delicate radially multi-material model geometries without supporting structures, such as tissue vessels and tubular graft, among others. In this work...

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Main Authors: Huiyuan Wang, Siqin Liu, Xincheng Yin, Mingming Huang, Yanzhe Fu, Xun Chen, Chao Wang, Jingyong Sun, Xin Yan, Jianmin Han, Jiping Yang, Zhijian Wang, Lizhen Wang, Yubo Fan, Jiebo Li
Format: Article
Language:English
Published: IOP Publishing 2024-01-01
Series:International Journal of Extreme Manufacturing
Subjects:
Online Access:https://doi.org/10.1088/2631-7990/ad3c7f
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author Huiyuan Wang
Siqin Liu
Xincheng Yin
Mingming Huang
Yanzhe Fu
Xun Chen
Chao Wang
Jingyong Sun
Xin Yan
Jianmin Han
Jiping Yang
Zhijian Wang
Lizhen Wang
Yubo Fan
Jiebo Li
author_facet Huiyuan Wang
Siqin Liu
Xincheng Yin
Mingming Huang
Yanzhe Fu
Xun Chen
Chao Wang
Jingyong Sun
Xin Yan
Jianmin Han
Jiping Yang
Zhijian Wang
Lizhen Wang
Yubo Fan
Jiebo Li
author_sort Huiyuan Wang
collection DOAJ
description 3D printing techniques offer an effective method in fabricating complex radially multi-material structures. However, it is challenging for complex and delicate radially multi-material model geometries without supporting structures, such as tissue vessels and tubular graft, among others. In this work, we tackle these challenges by developing a polar digital light processing technique which uses a rod as the printing platform. The 3D model fabrication is accomplished through line projection. The rotation and translation of the rod are synchronized to project and illuminate the photosensitive material volume. By controlling the distance between the rod and the printing window, we achieved the printing of tubular structures with a minimum wall thickness as thin as 50 micrometers. By controlling the width of fine slits at the printing window, we achieved the printing of structures with a minimum feature size of 10 micrometers. Our process accomplished the fabrication of thin-walled tubular graft structure with a thickness of only 100 micrometers and lengths of several centimeters within a timeframe of just 100 s. Additionally, it enables the printing of axial multi-material structures, thereby achieving adjustable mechanical strength. This method is conducive to rapid customization of tubular grafts and the manufacturing of tubular components in fields such as dentistry, aerospace, and more.
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spelling doaj.art-7d8f3d58cd7c4fbfa3d5b3dea2d647652024-04-23T08:57:49ZengIOP PublishingInternational Journal of Extreme Manufacturing2631-79902024-01-016404500410.1088/2631-7990/ad3c7fPolar-coordinate line-projection light-curing continuous 3D printing for tubular structuresHuiyuan Wang0Siqin Liu1Xincheng Yin2Mingming Huang3Yanzhe Fu4Xun Chen5Chao Wang6Jingyong Sun7Xin Yan8Jianmin Han9Jiping Yang10Zhijian Wang11Lizhen Wang12Yubo Fan13Jiebo Li14https://orcid.org/0000-0002-2295-6666Key Laboratory of Biomechanics and Mechanobiology (Beihang University), Ministry of Education, Institute of Medical Photonics, Beijing Advanced Innovation Center for Biomedical Engineering, School of Biological Science and Medical Engineering, Beihang University , Beijing 100191, People’s Republic of ChinaSchool of Mechanical Engineering and Automation, Beihang University , Beijing 100191, People’s Republic of ChinaKey Laboratory of Biomechanics and Mechanobiology (Beihang University), Ministry of Education, Institute of Medical Photonics, Beijing Advanced Innovation Center for Biomedical Engineering, School of Biological Science and Medical Engineering, Beihang University , Beijing 100191, People’s Republic of ChinaPeking University School and Hospital of Stomatology , Beijing 100081, People’s Republic of ChinaKey Laboratory of Biomechanics and Mechanobiology (Beihang University), Ministry of Education, Institute of Medical Photonics, Beijing Advanced Innovation Center for Biomedical Engineering, School of Biological Science and Medical Engineering, Beihang University , Beijing 100191, People’s Republic of ChinaKey Laboratory of Biomechanics and Mechanobiology (Beihang University), Ministry of Education, Institute of Medical Photonics, Beijing Advanced Innovation Center for Biomedical Engineering, School of Biological Science and Medical Engineering, Beihang University , Beijing 100191, People’s Republic of ChinaKey Laboratory of Biomechanics and Mechanobiology (Beihang University), Ministry of Education, Institute of Medical Photonics, Beijing Advanced Innovation Center for Biomedical Engineering, School of Biological Science and Medical Engineering, Beihang University , Beijing 100191, People’s Republic of ChinaSchool of Materials Science and Engineering, Beihang University , Beijing 100191, People’s Republic of ChinaSchool of Mechanical Engineering and Automation, Beihang University , Beijing 100191, People’s Republic of ChinaPeking University School and Hospital of Stomatology , Beijing 100081, People’s Republic of ChinaSchool of Materials Science and Engineering, Beihang University , Beijing 100191, People’s Republic of ChinaSchool of Materials Science and Engineering, Beihang University , Beijing 100191, People’s Republic of ChinaKey Laboratory of Biomechanics and Mechanobiology (Beihang University), Ministry of Education, Institute of Medical Photonics, Beijing Advanced Innovation Center for Biomedical Engineering, School of Biological Science and Medical Engineering, Beihang University , Beijing 100191, People’s Republic of ChinaKey Laboratory of Biomechanics and Mechanobiology (Beihang University), Ministry of Education, Institute of Medical Photonics, Beijing Advanced Innovation Center for Biomedical Engineering, School of Biological Science and Medical Engineering, Beihang University , Beijing 100191, People’s Republic of ChinaKey Laboratory of Biomechanics and Mechanobiology (Beihang University), Ministry of Education, Institute of Medical Photonics, Beijing Advanced Innovation Center for Biomedical Engineering, School of Biological Science and Medical Engineering, Beihang University , Beijing 100191, People’s Republic of China3D printing techniques offer an effective method in fabricating complex radially multi-material structures. However, it is challenging for complex and delicate radially multi-material model geometries without supporting structures, such as tissue vessels and tubular graft, among others. In this work, we tackle these challenges by developing a polar digital light processing technique which uses a rod as the printing platform. The 3D model fabrication is accomplished through line projection. The rotation and translation of the rod are synchronized to project and illuminate the photosensitive material volume. By controlling the distance between the rod and the printing window, we achieved the printing of tubular structures with a minimum wall thickness as thin as 50 micrometers. By controlling the width of fine slits at the printing window, we achieved the printing of structures with a minimum feature size of 10 micrometers. Our process accomplished the fabrication of thin-walled tubular graft structure with a thickness of only 100 micrometers and lengths of several centimeters within a timeframe of just 100 s. Additionally, it enables the printing of axial multi-material structures, thereby achieving adjustable mechanical strength. This method is conducive to rapid customization of tubular grafts and the manufacturing of tubular components in fields such as dentistry, aerospace, and more.https://doi.org/10.1088/2631-7990/ad3c7f3D printingpolar coordinateline projectionlight-curingtubular structureradially multi-material structures
spellingShingle Huiyuan Wang
Siqin Liu
Xincheng Yin
Mingming Huang
Yanzhe Fu
Xun Chen
Chao Wang
Jingyong Sun
Xin Yan
Jianmin Han
Jiping Yang
Zhijian Wang
Lizhen Wang
Yubo Fan
Jiebo Li
Polar-coordinate line-projection light-curing continuous 3D printing for tubular structures
International Journal of Extreme Manufacturing
3D printing
polar coordinate
line projection
light-curing
tubular structure
radially multi-material structures
title Polar-coordinate line-projection light-curing continuous 3D printing for tubular structures
title_full Polar-coordinate line-projection light-curing continuous 3D printing for tubular structures
title_fullStr Polar-coordinate line-projection light-curing continuous 3D printing for tubular structures
title_full_unstemmed Polar-coordinate line-projection light-curing continuous 3D printing for tubular structures
title_short Polar-coordinate line-projection light-curing continuous 3D printing for tubular structures
title_sort polar coordinate line projection light curing continuous 3d printing for tubular structures
topic 3D printing
polar coordinate
line projection
light-curing
tubular structure
radially multi-material structures
url https://doi.org/10.1088/2631-7990/ad3c7f
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