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[Coating material of parlene C as encapsulation material for biomedical micro-implants]
1Fraunhofer Institut für Biomedizinische Technik, St. Ingbert, Deutschland. sascha.kammer@ibmt.fhg.de
Biomedizinische Technik. Biomedical Engineering
|December 6, 2002
Summary
Parylene C coatings effectively encapsulate biomedical microsystems, protecting implants from harsh environments. This polymer also enables flexible electrode manufacturing and demonstrates safe cytotoxicity for medical applications.
Area of Science:
- Biomedical engineering
- Materials science
Background:
- Biomedical microsystems require robust encapsulation to withstand biological environments like blood and saline.
- Parylene C is a promising polymer for implantable device protection due to its barrier properties.
Purpose of the Study:
- To characterize Parylene C coatings for implant encapsulation.
- To investigate Parylene C for flexible electrode fabrication.
- To assess the cytotoxicity of RIE-etched Parylene layers.
Main Methods:
- Parylene C coating deposition and characterization.
- Fabrication of flexible electrodes using Parylene C.
- Cytotoxicity testing of reactive ion etching (RIE) processed Parylene.
Main Results:
- Parylene C coatings provide effective moisture and environmental protection for implants.
- Successful manufacturing of flexible electrodes using Parylene C.
- RIE-etched Parylene layers exhibited no significant cytotoxicity.
Conclusions:
- Parylene C is a suitable material for encapsulating biomedical microsystems.
- Parylene C facilitates the development of advanced flexible medical devices.
- The material is safe for biomedical applications, including implants.