10 Prostheses; medical and surgical apparatus and instruments; bio-artificial tissue products, bio-artificial tissue products for the use in or on human or animal bodies, namely bio-artificial bones, cartilages, joints, vessels, organs or parts thereof; bones, cartilages, joints, vessels, organs or parts thereof, no matter of the origin; preparations made of collagen, preparations made of collagen for use in prostheses, or prosthetic parts