| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a needle array transdermal absorption sheet in which a needle part can be surely inserted within a skin and a method for manufacturing the same. <P>SOLUTION: A needle array transdermal absorption sheet has needle parts having a pencil shape, truncated cone parts having a truncated cone shape or a polygonal truncated cone shape, and a sheet part having a planar plate shape, the plurality of truncated cone parts connected to the needle parts are arranged in the surface of the sheet part, the needle parts have needle parts having a cone shape or a polygonal cone shape and body parts having a circular columnar shape or a polygonal columnar shape and has a constitution in which the bottom surface of the needle parts and the end faces of the body parts are connected, the end faces of the end faces of the body parts, not connected to the needle parts are connected to the end faces of the truncated cone parts, having a narrower area, the end face of the end face of the truncated cone parts, having a larger area are connected to the surface of the sheet part, the side surfaces themselves adjacent each other of the truncated cone parts in the surface of the sheet part come into contact with each other. <P>COPYRIGHT: (C)2013,JPO&INPIT |
