| 摘要 |
FIELD: medical equipment, particular, surgical tools applicable in performance of operations on liver. SUBSTANCE: tool has ultrasonic waveguide - tool with bent working part in form of circular cutting member, and working part of circular cutting member is made in form of unclosed ring round in section whose generatrix of internal contour has serration with width value of recess hin unclosed ring shall correspond to relation h=2.5-3.0 δ, where d is thickness of wall of vessel treated by ultrasonic waveguide - tool. EFFECT: reduced injury of processes of destruction, tonelysis and cleaning of outer wall of vessel of vascular-secretory structures of liver from adjacent parenchyma and tumors. 2 cl, 4 dwg |
