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Updated: Jul 16, 2025
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Ceramic Omnidirectional Bioprinting in Cell-Laden Suspensions for the Generation of Bone Analogs
Published on: August 8, 2022
1.9K
Natural medicine delivery from 3D printed bone substitutes
Susmita Bose1, Naboneeta Sarkar1, Yongdeok Jo1
1W. M. Keck Biomedical Materials Research Laboratory, School of Mechanical and Materials Engineering, Washington State University, Pullman, WA 99164, United States.
Summary
3D printed bone implants enhanced with natural biomolecules offer a promising solution for critical-size bone defects. This approach improves tissue integration and bone regeneration, addressing unmet medical needs in bone repair.
Area of Science:
- Biomaterials Science
- Tissue Engineering
- Regenerative Medicine
Background:
- Critical-size bone defects present significant clinical challenges.
- Current bone implants often lack sufficient regenerative capacity.
- Additive manufacturing (3D printing) enables patient-specific implant design.
Purpose of the Study:
- To review the progress and limitations of 3D printed bone implants with drug delivery.
- To explore the integration of natural biomolecules into 3D printed scaffolds.
- To highlight applications for bone repair and regeneration.
Main Methods:
- Review of current literature on 3D printed bone implants and natural biomolecules.
- Discussion of technologies for incorporating natural compounds into scaffolds and surfaces.
- Analysis of controlled release strategies for enhanced therapeutic effects.
Main Results:
- Natural biomolecules offer safe and effective alternatives to synthetic drugs and growth factors.
- Incorporating natural compounds into 3D printed implants facilitates controlled biochemical delivery.
- These novel implants show potential for improved implant-host integration and bone healing.
Conclusions:
- 3D printing combined with natural biomolecules creates multifunctional bone implants.
- Controlled release of these compounds enhances new bone formation and vascularization.
- This strategy addresses limitations in current bone tissue engineering for defect repair.
