Engineering functional natural polymer-based nanocomposite hydrogels for wound healing

Area of Science:

• Biomaterials Science
• Regenerative Medicine
• Nanotechnology

Background:

• Skin injuries necessitate effective clinical interventions, with wound dressings playing a critical role.
• Traditional dressings often have limitations, driving the need for advanced materials.
• Nanocomposite natural polymer hydrogels (NNPHs) emerge as promising multifunctional wound dressings.

Purpose of the Study:

• To review recent advancements in NNPHs for skin wound healing and repair.
• To introduce the functions and requirements of NNPHs as wound dressings.
• To discuss the design, preparation, and applications of NNPHs based on nanomaterial type and wound type.

Main Methods:

• Literature review focusing on recent advancements in NNPHs for skin wound healing.
• Classification of NNPHs based on their nanomaterial composition.
• Summarization of NNPH applications across different types of skin wounds.

Main Results:

• NNPHs combine nanomaterials and natural polymer hydrogels to overcome individual component limitations.
• Nanomaterials impart enhanced antibacterial, anti-inflammatory, antioxidant, stimuli-responsive, electrically conductive, and mechanical properties to hydrogels.
• NNPHs demonstrate significant potential in accelerating skin wound healing and repair.

Conclusions:

• NNPHs represent a significant advancement in multifunctional wound dressing technology.
• Further research is needed to address current challenges and develop ideal NNPHs for skin tissue regeneration.
• Optimized NNPHs hold promise for future clinical applications in treating complex skin injuries.