Patent ID: 6635029
Filing Date: 2003-10-21
Classification: A61M

Abstract:
A dilation catheter structure of the rapid exchange type provided with an inflatable balloon and with a lumen for a guide thread, the structure comprising:a main tube having a distal end; a distal tube having a proximal end; and a guide tube having a proximal end, said guide tube extending in said distal tube, and said proximal end of said guide tube and said proximal end of said distal tube being functionally connected and disposed adjacent to one another at a location adjacent to said distal end of said main tube, said proximal end of said guide tube having an opening on one side of said main tube, said proximal end of said distal tube enclosing said distal end of said main tube and said proximal end of said guide tube tightly and simultaneously, wherein: said distal end of said main tube has a lateral opening; said proximal end of said guide tube extends into said lateral opening of said main tube and into said distal tube; and said proximal end of said distal tube is flared in order to peripherally surround said guide tube extending into said distal end of said main tube.