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Nanotechnology-based biomaterials for orthopaedic applications: Recent advances and future prospects
Sandeep Kumar1, Monika Nehra1, Deepak Kedia2
1Department of Bio and Nano Technology, Guru Jambheshwar University of Science and Technology, Hisar, Haryana 125001, India.
Summary
Nanomaterials enhance orthopedic implants by mimicking natural tissue properties, improving cell growth, and providing antimicrobial activity. This review explores design, challenges, and future trends for nanotechnology-driven biomaterials.
Area of Science:
- Biomaterial science and engineering
- Nanotechnology applications in medicine
- Orthopaedic implant development
Background:
- Bioimplant engineering seeks biological solutions for damaged tissues and organ function.
- Advancements in material technology have diversified orthopaedic implant materials.
- Nanomaterials offer unique surface properties (topography, chemistry, energy, wettability) mimicking natural tissues.
Purpose of the Study:
- To review nanotechnology-driven biomaterials for orthopaedic implants.
- To explore design considerations for implant performance, including antimicrobial activity and cell response.
- To address challenges in commercializing nanotechnology-derived biomaterials.
Main Methods:
- Review of fundamental design considerations for nanotechnology-driven biomaterials.
- Investigation of nano-functionalization for improved cell adhesion, proliferation, differentiation, and migration.
- Analysis of nanomaterials' potential to resolve issues like corrosion and bacterial adhesion in implants.
Main Results:
- Nanomaterials can simulate natural tissue surface properties and enhance tissue growth.
- Nano-functionalization improves implant performance, particularly antimicrobial activity and cell interactions.
- Nanostructured surfaces or coatings can overcome limitations of conventional implants.
Conclusions:
- Nanotechnology offers significant potential for developing advanced orthopaedic biomaterials.
- Future trends include porous, smart, and 3D printable implants with stimuli-responsive behavior.
- Overcoming commercialization challenges is crucial for widespread adoption of nanotechnology-derived biomaterials.
