Patent ID: 8404273

Claim:
An anti-bacterial article comprising: a composite, the composite comprising a first material, wherein the first material comprises cotton, silk, a polymer, or a combination thereof wherein the first material comprises a plurality of fibers; wherein the first material has an absorbency for at least one fluid excreted from a wound; a second material, wherein the second material has a thickness ranging from about 5 nm to about 30 nm, wherein the second material coats the fibers, wherein the second material, upon exposure to light, inhibits the growth of bacteria on a surface of the composite, wherein the second material, upon exposure to light, increases the absorbency of the first material; a light source coupled to the composite; and a programmable switching circuit coupled to the light source, wherein the programmable switch is programmed to turn the light source on and off at predetermined time intervals; wherein the article is a wound care dressing.