Afterwards he worked briefly in Vienna and Paris, and later taught classes at the Lyceum in Olomouc.
The following year he became director of the new surgical/ophthalmological clinic at the Charité, as well as adjunct professor at the medical-surgical military academy in Berlin.
In 1822 he was awarded with the military title of Generalstabsarzt (Surgeon General), and in 1824 became a full professor at the University of Berlin.
[1] Towards the end of his career, he suffered from failing eyesight, and consequently most of his later surgical operations were performed by Johann Friedrich Dieffenbach (1792–1847).
[3] He died in 1840 on his estate Schloss Kleutsch [today: Kluczowa] near Ząbkowice Śląskie in Silesia, Prussia.