urinary catheter, method for producing a medical device, and apparatus for forming an enlarged back of a tubular medical device

摘要

A urinary catheter is described, comprising a tubular shaft extending between an insertable end and an enlarged rear portion with a discharge end and an inner lumen extending between at least one drainage opening in or in the vicinity of the insertable end. and an outlet opening at the discharge end. the rear part comprises an outer protuberance formed at the discharge end around the outlet opening. In addition, the tubular shaft is an extruded tube and the rear part is monolithic and integrally connected to the tubular shaft. Also disclosed is a method and apparatus for producing such a catheter, involving forming the enlarged back at one end of the tubular axis and forming the outer protuberance at the end of the enlarged back simultaneously with forming the enlarged back.