Patent ID: 6595388
Filing Date: 2003-07-22
Classification: A61B,A61F,A61M,B01F

Abstract:
A chemical-agent extrusion assisting-tool comprising:a tool body in the form of a cylindrical body having a space formed therein for accommodating a tubular container which contains a chemical agent and which has an outlet formed at its bottom end, the cylindrical body having an annular cylindrical space formed therein so as to open at an upper end surface thereof; and a pusher comprising a handle portion for pressing a piston to be inserted into the tubular container, and a tubular body disposed on a side of the handle portion which presses the piston; wherein a circumferential surface of the tubular body and a circumferential surface of the cylindrical body which defines the annular cylindrical space are screw-threadedly engaged, and said handle portion being rotatable so as to screw-engage the circumferential surface of the tubular body and the circumferential surface of the cylindrical body which defines the annular cylindrical space so as to press the piston into the tubular container, thereby extruding the chemical agent from the tubular container.