DEVICE FOR DISSECTION IN TUBULAR ORGANS OF STENOSES NOT EXCEEDING THE RECTUM THICKNESS Russian patent published in 1997 - IPC

FIELD: proctology. SUBSTANCE: device has body 1 with hollow for cutting member 4 installed for axial motion, drive 3 and body nose in form of probe with narrowing part 6 having end olive 2. Cutting member 4 is installed in olive 2 and made in form of tab-shaped dissector with working edges located on tabs oriented towards drive 3. In this case, height of each tab does not exceed thickness of rectum. Narrowing part 6 is made in form of structure retainer. One part of nose has cylindrical surface. EFFECT: reduced injury and terms of operation execution for expanding narrowing part of structure in tubular organs, for instance, in rectum. 2 dwg