Andakar

hi there new member here. i have a Audi a4 avante (1999/2000) and during a trip out,a spring went on one of the screen wiper arms,after contacting Audi the wiper arm is no longer available. does anyone know where i can get a new one,maybe a generic one or maybe a different audi has the same wiper arms.the part number on the arm is (8d2955408.c) your help is much appreciated,i know its an old car but really like it. thanks in advance. andy.