Halloysite- and Montmorillonite-Loaded Scaffolds as Enhancers of Chronic Wound Healing.

The increase in life expectancy and the increasing prevalence of diabetic disease and venous insufficiency lead to the increase of chronic wounds. The prevalence of ulcers ranges from 1% in the adult population to 3-5% in the over 65 years population, with 3-5.5% of the total healthcare expenditure, as recently estimated.