Halsted William Stewart
Hal·sted(hôl′stĕd′), William Stewart 1852-1922.
American surgeon. In 1885 he discovered the technique of local anesthesia by injecting cocaine into specific nerves. He administered what is believed to be the first blood transfusion in the US in 1881. Halsted also developed important new surgical procedures and introduced the use of rubber gloves during surgery.