Patent ID: 6942653

Claim:
A blood vessel-catheter for insertion through a blood vessel, comprising: a) a catheter tube and a bolus, said bolus being molded of resilient plastic; b) said catheter tube including a body having a cylindrical wall through which a lumen extends to a distal end of the tube; c) said bolus including a body having a connector section joined to said catheter tube at said distal end on the longitudinal axis of said tube at its distal end, a passage section and a nose section; d) said nose section having a longitudinal axis and an unperforated, rounded bullet nose on its longitudinal axis, said longitudinal axis of said nose section extending through said rounded, bullet nose at its tip; e) said passage section of said bolus containing an axially extending passage communicating at one end with said tube lumen and at another end with a port opening radially through the side of said passage section; f) said nose section being joined to said passage section at the forward end of said port and in such a manner that the longitudinal axis of said nose section is inclined to one side of the longitudinal axis of said tube at its distal end, said nose section having a maximum thickness on a plane perpendicular to its longitudinal axis which is smaller than the outside diameter of the tube.