A method for producing a medical device and the thereby produced medical device are disclosed. The method comprises the steps of: providing a tubular substrate (3), said tubular substrate enclosing an internal lumen and being provided with at least one recess (51) in the outer surface, wherein said recess does not form a through going hole into the internal lumen treating the outer surface of said tubular substrate, preferably by means of surface modification and/or by coating and forming, after said treating of the outer surface, an opening (4) within said at least one recess to form an access opening to said internal lumen.
