Catheter for uniform delivery of medication

摘要

A catheter for the uniform delivery of fluid throughout an anatomical region, comprising: an elongated tube having a closed distal end and a plurality of exit holes in side walls of said tube, said exit holes provided along a length of said tube defining an infusion of section of said catheter, said tube being sized to be inserted into an anatomical region; and an elongated member positioned within said tube, said member being sized so that an annular space is formed between said tube and said member, said member being formed of a porous material; wherein said catheter is configured so that a fluid introduced into a proximal end of said tube will flow through said exit holes at a substantially uniform rate throughout said infusion section. (62) Divided out of 516785