Abstract: A surgical splint for use in suspending the arm of a patient during axillary or chest area surgery, in different elevated positions, comprising a hooked support secured to the operating table for vertical adjustment, with slipping chain means suspending from the support a padded arm splint formed of channelled upper arm and forearm sections hinged together, to be strapped to the arm, and means to prevent the arm from slipping lengthwise from the splint.