 In 1883, with August Lüning (1852–1925), he opened a private orthopedic institute in Zürich.In 1889 he obtained his habilitation, and in 1912 became an associate professor at the University of Zürich.In 1908 he was appointed president of the "Deutschen Gesellschaft für Orthopädische Chirurgie" (German Society of Orthopedic Surgery).