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Biocompatibility of SU-8 and Its Biomedical Device Applications
1Department of Electrical and Computer Engineering, The University of Texas at Dallas, Richardson, TX 75080, USA.
Micromachines
|August 6, 2021
Summary
SU-8 photoresist shows promise for biomedical devices. Surface modifications enhance its biocompatibility, enabling applications in cell culture, sensing, and neural probes.
Area of Science:
- Materials Science
- Biomedical Engineering
- Surface Chemistry
Background:
- SU-8 is a widely used epoxy-based photoresist for device fabrication.
- Its application in biomedical devices is growing due to its mechanical properties.
Purpose of the Study:
- To review the biocompatibility of SU-8 for biomedical applications.
- To discuss surface modification techniques and applications of SU-8 in biomedicine.
Main Methods:
- Literature review of SU-8 biocompatibility and surface modification.
- Analysis of various SU-8-based biomedical device applications.
Main Results:
- SU-8 exhibits potential for in vitro and in vivo biomedical applications.
- Surface modifications like O2 plasma treatment can mitigate biofouling.
- SU-8 is suitable for cell culture platforms, immunosensors, neural probes, and pressure sensors.
Conclusions:
- SU-8, with surface modifications, is a viable material for biomedical device fabrication.
- Its mechanical advantages and versatility support its increasing use in the biomedical field.
