Wound Healing Management and Advanced Dressing Technologies

Wound healing is a dynamic, multi-phase process encompassing haemostasis, inflammation, proliferation and remodelling. Effective management requires both clinical assessment of wound aetiology—acute versus chronic—and optimisation of the local environment to support cell migration, angiogenesis and extracellular matrix deposition. Traditional gauzes and bandages have given way to a spectrum of advanced dressings designed to maintain moisture balance, sequester harmful enzymes and microbes, and deliver bioactive agents. Hydrogels, foams, films, hydrocolloids and superabsorbent polymers each offer distinct fluid-handling profiles and mechanical properties. Recent innovations include biomaterial scaffolds with controlled release of antioxidants or growth factors, three-dimensional printing of custom-shaped patches and nanostructured aerogels that combine high porosity with tailored fluid management. Together, these technologies aim to reduce infection, minimise dressing changes and accelerate re-epithelialisation, addressing the global burden of chronic wounds in ageing and diabetic populations.

Research from Nature Portfolio

Recent in vitro studies have dissected how non-adhering dressings influence fibroblast viability, proliferation and migration. Comparative assays revealed that cotton dressings with petrolatum, polyester matrices enriched with lipido-colloid or hydrocolloid additives, and selected silicone formulations preserve cell integrity and support scratch-closure models, while others damage F-actin networks and impede re-epithelialisation. In parallel, investigations of superabsorbent polymer dressings have assessed their capacity to absorb and retain both bacteria—including Staphylococcus aureus and Pseudomonas aeruginosa—and host proteases such as matrix metalloproteinases 2 and 9. Results demonstrate marked variability: some dressings internalise microbes and proteins efficiently, maintaining a moist environment less conducive to bacterial proliferation and protease-mediated tissue breakdown, whereas others show reduced sequestration. Scanning electron microscopy confirms structural differences that underpin these functional outcomes.

Wound Healing Management and Advanced Dressing Technologies publication trend

The graph below shows the total number of articles in wound healing management and advanced dressing technologies across all publications each year (not limited to Nature Index journals).

Technical terms

Exudate: Fluid rich in proteins, cells and debris produced at a wound site, the management of which is essential to maintain a moist healing environment.

Hydrogel: A three-dimensional, water-swollen polymer network that can deliver bioactive agents and maintain wound moisture.

Superabsorbent polymer: Highly cross-linked materials capable of absorbing and retaining large volumes of wound fluid and its soluble components.

Matrix metalloproteinases (MMPs): A family of zinc-dependent proteases that remodel extracellular matrix but, in excess, can degrade healthy tissue and impede healing.

Bioaerogel: A lightweight, porous solid derived from biopolymers, used to combine high absorbency with drug-loading and structural support in wound care.

References

1. 3D-Printed Alginate/Pectin-Based Patches Loaded with Olive Leaf Extracts for Wound Healing Applications: Development, Characterization and In Vitro Evaluation of Biological Properties. Pharmaceutics (2024).
2. Effect of non-adhering dressings on promotion of fibroblast proliferation and wound healing in vitro. Scientific Reports (2019).
3. Bioaerogels: Promising Nanostructured Materials in Fluid Management, Healing and Regeneration of Wounds. Molecules (2021).
4. Evaluation of Antioxidant and Wound-Healing Properties of EHO-85, a Novel Multifunctional Amorphous Hydrogel Containing Olea europaea Leaf Extract. Pharmaceutics (2022).
5. Investigating the microbial and metalloprotease sequestration properties of superabsorbent wound dressings. Scientific Reports (2022).