Patent ID: 6117125
Filing Date: 2000-09-12
Classification: A61M

Abstract:
A single lumen medical device for the uniform delivery rate of a fluid; comprising:a) an elongated tubular body having proximal and distal ends and having a single lumen formed therein;b) a plurality of longitudinally spaced fluid passageways which extend radially through the sidewall of the elongated tubular body and along the length of the sidewall wherein the spacing of the passageways along the length of the tubular body and the transverse cross-sectional areas of the passageways are selected so as to provide a laminar fluid flow discharge and a uniform rate of discharge of fluid from the passageways at a total rate of discharge of fluid as great as at least about 150 ml/hr through the elongated tubular body, andc) means at the proximal end of the tubular body to direct the fluid into the lumen.