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Long term tissue response to titanium coated with diamond like carbon
M Mohanty1, T V Anilkumar, P V Mohanan
1BMT Wing, Sree Chitra Tirunal Institute for Medical Sciences and Technology, Thiruvananthapuram, India.
Biomolecular Engineering
|August 31, 2002
Summary
Diamond-like carbon (DLC) coatings on titanium (Ti) are compatible with rabbit skeletal muscle. Tissue interaction studies over 12 months show no adverse effects, indicating good biocompatibility for implants.
Area of Science:
- Biomaterials Science
- Orthopedic Research
- Tissue Engineering
Background:
- Titanium (Ti) is a common implant material.
- Diamond-like carbon (DLC) coatings enhance surface properties of metallic implants.
- Understanding the interaction between implant materials and skeletal muscle is crucial for orthopedic applications.
Purpose of the Study:
- To evaluate the biocompatibility of DLC-coated Ti implants in skeletal muscle.
- To assess the long-term tissue-cell interaction with DLC/Ti and bare Ti samples.
Main Methods:
- Deposition of DLC coatings on Ti substrates using plasma-enhanced chemical vapor deposition.
- Subcutaneous implantation of Ti and DLC/Ti samples into rabbit skeletal muscle.
- Explantation and histological analysis at 1, 3, 6, and 12 months.
Main Results:
- Both DLC/Ti and bare Ti samples demonstrated good tissue integration.
- No significant adverse tissue reactions were observed around either implant type.
- Sustained compatibility was evident throughout the 12-month study period.
Conclusions:
- DLC coatings on Ti implants are biocompatible with skeletal muscle tissue.
- DLC/Ti implants show potential for orthopedic applications requiring skeletal muscle contact.
- The findings support the use of DLC-coated Ti for enhanced implant performance in musculoskeletal settings.