Patent ID: 6050988
Filing Date: 2000-04-18
Classification: A61B,A61M,A61N

Abstract:
A device for use in introducing or withdrawing an agent through a body surface, comprising:a sheet member having a plurality of microprotrusions extending from an edge of the sheet member and in a direction defined by a plane of the sheet member, for piercing the body surface, the sheet member having a configuration which defines a void, the sheet member when in use being oriented in an approximately perpendicular relation to the body surface with the edge having the microprotrusions being proximal the body surface;an agent-containing or agent-receiving reservoir in the void, the reservoir when in use being in agent transmitting communication with the body surface andmeans for holding the sheet member on the body surface; the means for holding being selected from the group consisting of anchoring barbs on the microprotusions, angled microprotrusions, curved microprotrusions, an adhesive, a tape, a strap and a bandage.