Patent ID: 7083592
Filing Date: 2006-08-01
Classification: A61M

Abstract:
1. A method of delivering or withdrawing a substance through at least one layer of the skin of a subject, the method comprising the steps of: providing a device having a body having a top face, a bottom face spaced from the top face, and a side edge, the body defining a channel within the body, and at least one dermal-access means coupled to and extending outwardly from said bottom face and being in fluid communication with the channel, wherein the bottom face includes a first surface area and a second surface area adjacent to and recessed from the first surface area, the bottom face further including at least one raised protrusion disposed on the second surface area, at least one dermal-access means installed in each of the at least one raised protrusion; positioning the dermal-access means on a target site of the skin of the subject; applying a pressure against the device sufficient for the at least one dermal-access means to penetrate the skin and for the first surface area to contact the skin; and delivering a substance to or withdrawing a substance from the target site of the subject.