Patent ID: 6682508
Filing Date: 2004-01-27
Classification: A61M

Abstract:
A central nervous system (CNS) catheter assembly adapted for use as a ventriculostomy catheter and a spinal catheter, said CNS catheter assembly comprising:a catheter body defining at least one lumen therethrough having at least a first branch and a second branch, said first branch and said second branch in fluid communication with said at least one lumen, said catheter body further comprising an insertable portion for insertion within a ventricle space or spinal canal of a subject, said first branch at a first distance relative to said insertable portion that is equal to or less than a second distance between said second branch and said insertable portion; an opening in fluid communication with said at least one lumen disposed at a proximal end of said first branch; an opening in fluid communication with said at least one lumen disposed at a proximal end of said second branch; at least one opening in fluid communication with said at least one lumen disposed at a distal end of said catheter body; an aseptic drug delivery filter assembly disposed in fluid communication with said first branch; and a first valve disposed in fluid communication with said second branch wherein the valve is positioned to allow fluid communication between the lumen of the second branch and the lumen of the catheter body without disrupting fluid communication between the lumen of the first branch and the lumen of the catheter body.