Patent ID: 7959848

Claim:
An electrospinning apparatus for forming fibers comprising: one or more nozzles having at least one pore or hole formed in each of the one or more nozzles; a means for supplying at least one fiber-forming media to one or more nozzles: at least one electrode for supplying a charge to the one or more nozzles; and a collection means for collecting fibers, wherein the one or more nozzles are formed from two mesh cylinders, a first mesh cylinder having a first interior diameter and a first exterior diameter, the first interior diameter and the first exterior diameter being different, and a second mesh cylinder having a second interior diameter and a second exterior diameter, the second interior diameter and the second exterior diameter being different, wherein the exterior diameter of the second mesh cylinder is less than the interior diameter of the first mesh cylinder such that the second mesh cylinder can be inserted into the interior of the first mesh cylinder.