Patent ID: 7549976
Filing Date: 2009-06-23
Classification: A61M

Abstract:
1. In combination, a blunt cannula, an infuser having a body of a given shape to which lower surface said blunt cannula is connected, a tube extending from said infuser, said infuser establishing a fluid communication path between said blunt cannula and said tube, a sharp cannula removably mated to said blunt cannula through said infuser with the tip of said sharp cannula exposed beyond the tip of said blunt cannula, said sharp cannula attached to a first end of an arm, a second end of said arm movably connected to a distal portion of a base, said sharp cannula extending through a bore defined by an opening at an upper surface and an other opening at a lower surface at a proximal portion of said base, the proximal portion of said base configured to have a shape that form fits over the given shape of the body of said infuser when said sharp cannula is mated to said blunt cannula, said sharp cannula removed from said blunt cannula when the first end of said arm is moved in a direction away from the proximal portion of said base, said base removable from said infuser when said sharp cannula is removed from said blunt cannula and said arm is locked in place relative to said base as the first end of said arm is moved in the direction away from the proximal portion of said base.