TIERED MICRONEEDLE DEVICE

摘要

Disclosed therein is a microneedle device, which includes a needle part adapted to penetrate the skin when the device is applied to the skin and a board part connected to the base of the needle part to support the needle part, wherein the needle part includes a tiered face formed in a direction of a peaked portion of the needle part in such a way as to directly push medicine into the skin when microneedles are applied to the skin, on which the active ingredients are applied.