Developed by Lewis Albert Sayre (1820-1900), a key figure in the history of American orthopedic surgery, this treatment was the first fairly successful treatment of scoliosis. After the body was stretched he would wrap it in a plaster of Paris jacket that would over time reshape the back.
Credit: "Spinal disease and spinal curvature: their treatment by suspension and the use of the plaster of Paris bandage." (London: Smith & Elder, 1877).