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Unformatted text preview: This file is to be used strictly for personal reading and non-commercial teaching purposes. Not for circulation. The file contains images from recent journal papers. Biomaterials Concepts 2 Summary Heart valves Dialysis membranes Drug delivery carriers Nerve regeneration tubes In situ gels Vitreous Cartilage Types of biomaterials Biological materials Bulk properties Crystalline structure: arrangement of atoms in a 3 dimensional space lattice consisting of repeat units or unit cells Bonding Mechanical properties Phases: allotropy-different phases with different crystal structures Surface properties Surface roughness Surface wettability Surface composition Contact angles to indicate wettability Protein adsorption on biomaterial depends on the surface Electron spectroscopy for chemical analysis Only electrons emitted from surface lose no energy and contribute to signal Possible to achieve combination of surface properties and bulk properties Generated by Foxit PDF Creator Foxit Software http://www.foxitsoftware.com For evaluation only. Biocompatibility...
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Concepts2 - This file is to be used strictly for personal...

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