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Published on: December 8, 2015
Nano-engineering the titanium-tissue interface: a 15 year perspective on bio-functionalization and surface
Aniruddha Vijay Savargaonkar1, Ramesh Singh2, Ketul C Popat1,2
1Department of Mechanical Engineering, Colorado State University Fort Collins CO 80523 USA kpopat@gmu.edu rsingh40@gmu.edu.
Nanoscale Advances
|June 12, 2026
Summary
Surface nanoengineering of titanium implants enhances cellular interactions and reduces infection risks. Innovations in biomaterial coatings and nanoalteration improve implant performance for biomedical applications.
Area of Science:
- Biomaterials Science
- Nanotechnology
- Surface Engineering
Background:
- Titanium implants face challenges like infection and poor cellular integration.
- Surface biofunctionalization is key to overcoming these limitations.
- Decades of research focus on nanoengineering titanium surfaces.
Purpose of the Study:
- To review innovations in nanoengineered titanium surfaces and biomaterial coatings.
- To highlight enhancements in cellular adhesion, growth, differentiation, and hemocompatibility.
- To discuss antimicrobial effects and future prospects for titanium implant surface engineering.
Main Methods:
- Surface nanoengineering of titanium.
- Application of biopolymer coatings (tanfloc, chitosan, heparin).
- Integration of biomolecules, growth factors, and mineralization.
Main Results:
- Nanoengineered surfaces with tunable wettability improve protein adsorption and cell adhesion.
- Biopolymer coatings promote beneficial cellular responses and stem cell differentiation.
- Antimicrobial effects of coated surfaces reduce implant-associated infection risks.
Conclusions:
- Surface nanoengineering and biomaterial coatings significantly enhance titanium implant performance.
- Combined strategies of surface functionalization and nanoalteration show great potential.
- Further research is crucial for refining these technologies for therapeutic applications.
