The mark consists of the wording "ARTRI" above the wording "BION", all in special font white letters outlined black. Above all there is a red stripe and a dark red triangle at the left corner. Below the wording there is another red stripe. Below there is a depiction of a leg showing the bones inside in light gray in a blue background. There are several red circles one inside the other and the smaller is a dot pointing at the ball joint. At both sides of the knee but inside the circle there is a white background. Below the leg there is another red stripe. The background of wording and leg is a design of light green and dark green stripes coming out from the center like rays.