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Prototype samples for BTFIs using natural or synthetic polymers including silk or polyester mono or multi-filaments: (a) weft-knitted stent, (b) woven chest wall, (c) artificial nerve, (d) cross-section of multi-layer woven vascular prosthesis, (e) two-layer vascular prosthesis, (f) surface of endo-vascular graft membrane, (g) endo-vascular graft for abdominal aneurysms.
