Category Medical Specialty
Francis Rynd (1801-1861) 680

Francis Rynd

Francis Rynd (1801–1861), Irish surgeon who pioneered subcutaneous morphia injection for neuralgia (1844/1845) and described his cannula device in 1861.

Walter Stoeckel (1871–1961) 680

Walter Stoeckel

Walter Stoeckel (1871–1961), German gynaecologist who advanced caudal epidural analgesia in labour (1909) and shaped radical vaginal surgery and teaching.

Alberto Gutiérrez (1892-1945) 680

Alberto Gutierrez

Alberto Gutiérrez (1892–1945), Argentine surgeon who described the epidural “hanging drop” sign (1933) and founded Argentina’s anaesthesia journal.

Carl (Karl) Koller (1857-1944) 680

Carl Koller

Carl (Karl) Koller (1857–1944), Austrian ophthalmologist who introduced cocaine as the first practical local anaesthetic in 1884, transforming surgery and enabling regional and neuraxial anaesthesia.