a collapsible rubber bag attached to the extremity of a tube, which is introduced into the bladder through the perineal wound and is inflated; traction produced draws the enlarged prostate into the wound, where it is more accessible.
Farlex Partner Medical Dictionary © Farlex 2012
Syms,Parker, U.S. surgeon, 1860-1933.
Syms tractor - a collapsible rubber bag and tube used to draw an enlarged prostate into an operative wound.
Medical Eponyms © Farlex 2012