CARDIO SURGICAL WOUND DILATOR Russian patent published in 2004 - IPC

FIELD: medical engineering. SUBSTANCE: device has hooks separable and approaching each other by means of rack-and pinion mechanism. Fixing members are mounted on hook ends with L-shaped cantilevers longitudinally movable and fixable in the end parts thereof. Different name ends of the cantilevers are coplanar and face each other. The cantilevers have notches on external surfaces for fixing additional members for dilating wound. Flats are available on lower surfaces. Fixing opening shapes match cantilever cross-sections. Threaded portion of screws is screwed in into the threaded holes in end parts of the hooks and passes through fixing plate holes. End portions of the hooks have smooth-walled holes for receiving rods mounted on fixing members. EFFECT: improved conditions for making access to various areas in heart and main blood vessels when performing ministerno- and minithoracotomy. 3 dwg