Electrospun blends of natural and synthetic polymer fibers as tissue engineering scaffolds
First Claim
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1. A fiber comprising an electrospun blend of at least one synthetic polymer and at least two natural polymers, wherein none of the polymers is crosslinked, wherein said synthetic polymer is poly (lactide-co-glycolide) (PLGA) and wherein the at least two natural polymers are elastin and gelatin, further wherein said electrospun blend comprises said synthetic polymer, gelatin and elastin at a ratio of 30:
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Abstract
Non-woven fibrous scaffolds made by electrospinning from the synthetic biodegradable polymer such as, for example, poly(lactic-co-glycolic acid) (PLGA) and natural proteins, such as, for example, gelatin (denatured collagen) and elastin and a method of making thereof.
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12 Claims
- 1. A fiber comprising an electrospun blend of at least one synthetic polymer and at least two natural polymers, wherein none of the polymers is crosslinked, wherein said synthetic polymer is poly (lactide-co-glycolide) (PLGA) and wherein the at least two natural polymers are elastin and gelatin, further wherein said electrospun blend comprises said synthetic polymer, gelatin and elastin at a ratio of 30:
- 7. A fiber comprising an electrospun blend of at least one synthetic polymer and at least two natural polymers, wherein none of the polymers is crosslinked, wherein said synthetic polymer is poly (lactide-co-glycolide) (PLGA) and wherein the at least two natural polymers are elastin and gelatin, further wherein said electrospun blend comprises said synthetic polymer, gelatin and elastin at a ratio of 20:
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