abstract:Bloodless surgery is a phrase that was popularized at the beginning of the 20th century by the practice of an internationally famous orthopedic surgeon, Adolf Lorenz, who was known as "the bloodless surgeon of Vienna".The New York Times Oct 26, 1902 p 7The New York Times Sep 10, 1906 p 1New York Times Dec 25, 1902 p 3New York Times Nov 22, 1926 p 3 This expression reflected Lorenz's methods for treating patients with noninvasive techniques.