In collaboration with surgeons Friedrich Gustav von Bramann (1854–1913) and Viktor Schmieden (1874–1945), he proposed new procedures for treatment of hydrocephalus.
Ve spolupráci s chirurgy Friedrichem Gustavem von Bramannem (1854-1913) a Viktorem Schmiedenem (1874-1945) navrhl nové postupy pro léčbu hydrocefalu.