Patent ID: 6419745
Filing Date: 2002-07-16
Classification: A61M,B05C

Abstract:
An apparatus for applying a polymer coating to an elongate intracorporeal device comprising:a guide tube having a guide chamber disposed therein, an input end with an input port in fluid communication with the guide chamber, and an output end; a die disposed at the output end of the guide tube having an extrusion orifice in fluid communication with the guide chamber; a heater member in thermal communication with the guide tube; a push tube slidably disposed within the guide chamber having a contact end, an attachment end, a longitudinal axis and at least one inner lumen disposed substantially parallel to the longitudinal axis which is configured to accept the elongate intracorporeal device; and a polymer cartridge disposed between the contact end of the push tube and the die; wherein the intracorporeal device passes through the die, cartridge, and push tube so that advancing the push tube extrudes the cartridge through the die and coats the intracorporeal device.