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Alternative fixation of bioprostheses
M Hendriks1, F Everaerts, M Verhoeven
1Medtronic Bakken Research Center, Materials and Biosciences Center, Endepolsdomein 5, 6229 GW Maastricht, The Netherlands. marc.hendriks@medtronic.com
Journal of Long-Term Effects of Medical Implants
|March 30, 2002
Summary
New fixation methods are needed to address bioprosthetic tissue valve issues like calcification and inflammation. This review explores alternative chemical fixation techniques and their early results.
Area of Science:
- Biomaterials Science
- Tissue Engineering
- Biomedical Engineering
Background:
- Glutaraldehyde fixation is a long-standing method for bioprosthetic tissue valves.
- Calcification and immunomodulated inflammation remain significant challenges with glutaraldehyde-fixed valves.
Purpose of the Study:
- To review novel tissue fixation chemistries beyond glutaraldehyde.
- To present preliminary findings on alternative fixation techniques for bioprosthetic valves.
Main Methods:
- Review of recent scientific literature on tissue fixation chemistry.
- Analysis of emerging fixation processes and their underlying chemical principles.
Main Results:
- Discussion of newly developed chemical fixation strategies.
- Presentation of initial data on the efficacy of these alternative methods.
Conclusions:
- Alternative fixation techniques are crucial for overcoming glutaraldehyde limitations.
- Emerging methods show promise in addressing bioprosthetic valve degradation and immune response.