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Titanium-coated Dacron velour: a study of interfacial connective tissue formation
J Y Yan1, F W Cooke, P S Vaskelis
1Department of Bioengineering, Clemson University, South Carolina 29634-0905.
Journal of Biomedical Materials Research
|February 1, 1989
Summary
Titanium coating on Dacron fabric may enhance surgical implant biocompatibility. This study observed improved fibroblast activity and adhesion, suggesting potential for better long-term tissue integration in medical devices.
Area of Science:
- Biomaterials Science
- Tissue Engineering
- Surgical Implant Technology
Background:
- Polyethylene terephthalate (Dacron) is widely used for surgical implants but shows moderate histocompatibility with chronic inflammation.
- Titanium implants exhibit minimal inflammatory response and excellent connective tissue adhesion.
Purpose of the Study:
- To investigate if a titanium coating improves Dacron fabric's histocompatibility and mechanical properties for surgical applications.
- To evaluate the effect of titanium coating on tissue ingrowth and fibroblast interactions with Dacron velour.
Main Methods:
- Dacron velour specimens were coated with titanium via vacuum deposition.
- Coated and uncoated control specimens were implanted subcutaneously in rabbits.
- Histological analysis was performed after various implantation periods to assess tissue response.
Main Results:
- Titanium coating significantly influenced fibroblast activity and adhesion to Dacron fibers.
- Tissue ingrowth quantity and quality showed variability, indicating potential confounding factors.
- Preliminary data suggest titanium coating positively affects interfacing tissue quality.
Conclusions:
- Titanium coating on Dacron fabric shows promise for improving histocompatibility in surgical implants.
- Further long-term studies are required to validate these preliminary findings on tissue integration.