Functional electrospun nanofibrous scaffolds for biomedical applications

Area of Science:

• Biomaterials Science
• Nanotechnology
• Biomedical Engineering

Background:

• Electrospun nanofibrous scaffolds are crucial for biomedical applications like tissue engineering, wound dressing, enzyme immobilization, and drug/gene delivery.
• Tailoring scaffold properties (chemical, physical, biological) is essential for specific applications.
• Electrospinning is a pivotal technique for scaffold fabrication, with advancements like two-component and in-situ mixing electrospinning enhancing properties.

Purpose of the Study:

• To review materials, fabrication techniques, and post-modification methods for functionalizing electrospun nanofibrous scaffolds.
• To highlight how these strategies enable controlled properties for biomedical applications.

Main Methods:

• Review of literature on electrospinning processes and materials.
• Analysis of post-modification techniques for scaffold functionalization.
• Discussion of property tuning for specific biomedical uses.

Main Results:

• Electrospinning offers a versatile platform for creating functional nanofibrous scaffolds.
• Multi-component compositions and advanced electrospinning techniques (e.g., two-component, in-situ mixing) improve scaffold properties.
• Post-fabrication modifications allow for controlled anisotropy and porosity.

Conclusions:

• Functional electrospun nanofibrous scaffolds can be precisely engineered for diverse biomedical applications.
• A combination of material selection, advanced electrospinning, and post-modification is key to optimizing scaffold performance.
• This review provides a comprehensive overview for developing tailored scaffolds in tissue engineering and beyond.