About two million people in Germany suffer from osteoarthritis of the joints. Because of the high incidence and the often unsatisfactory outcomes, the need for safe and effective orthopaedic treatment methods is very high. Under the pressure of the increasing annual number of joint operations for osteoarthritis (so-called total endoprosthesis, for short: TEP), as well as other surgical procedures such as arthroscopy, and the resulting cost burden on the healthcare system in Germany, there is a huge need for the expansion of existing as well as new conservative treatment methods.