Complex sentence: Stanislas Laugier (28 January 1799-15 February 1872) was a French surgeon and doctor, practising at the Hôtel-Dieu in Paris, a member of the Institut and of the Académie des Sciences, president and professor of the Académie de Médecine de Paris.
Split into simpler sentences: Stanislas Laugier (28 January 1799-15 February 1872) was a French surgeon and doctor. He was associated with the Hôtel-Dieu in Paris, a member of the Institut and of the Académie des Sciences, president and professor of the Académie de Médecine de Paris.