Related Experiment Videos
Processed irradiated bovine cartilage for nasal reconstruction
1Department of Plastic Surgery, School of Medicine, University of Texas Health Science Center, San Antonio.
Annals of Plastic Surgery
|June 1, 1988
Summary
Glutaraldehyde-processed, irradiated bovine cartilage shows minimal immune response and stable results for nasal reconstruction. This biomaterial offers a durable alternative for facial contour restoration.
Area of Science:
- Biomaterials Science
- Immunology
- Plastic Surgery
Background:
- Bovine cartilage processed via irradiation and glutaraldehyde cross-linking has demonstrated low immunogenicity in prior studies.
- This material has shown comparable performance to irradiated allografts for facial contour restoration.
Purpose of the Study:
- To evaluate the efficacy and long-term stability of glutaraldehyde-processed, irradiated bovine cartilage implants for nasal reconstruction.
Main Methods:
- Nasal reconstruction using 53 implants of processed, irradiated bovine cartilage.
- Long-term follow-up including clinical observation, x-ray examination, and enzyme-linked immunosorbent assay (ELISA).
Main Results:
- 50 out of 53 implants remained stable in size and shape for 1-7 years.
- Only 3 implants were lost to absorption or later undetectable.
- Implants demonstrated dimensional stability, firm encapsulation, and immunological inertness.
Conclusions:
- Processed, irradiated bovine cartilage is a dimensionally stable and immunologically inert implant material for nasal reconstruction.
- This biomaterial offers a reliable and durable option for reconstructive surgery, outperforming less processed cartilage grafts.