Patent ID: 7232425

Claim:
A medical infusion assembly, comprising: a tubular element, having a proximal end and a distal end, comprising: a wall defining an elongate lumen between said proximal and distal ends; a proximal connection port at said proximal end; and a discharge portion adjacent to said distal end, said discharge portion comprising a plurality of perforations through said wall, said perforations being structured and arranged for substantially uniform discharge of therapeutic fluids therethrough; and a stylet, comprising: a body having a length, between a leading end and a trailing end, said body having an outside diameter along said length, said outside diameter being sized for reception within a corresponding inside diameter of said tubular element when said tubular element is installed on said stylet; and a distal tip formed in said leading end; wherein one of tubular element or the stylet has a sharpened distal end.