US 11,896,337 B2
Instrument for surgery
Jung Joo Lee, Yongin-si (KR); and Hee Jin Kim, Seongnam-si (KR)
Assigned to LIVSMED INC., Seongnam-si (KR)
Filed by LIVSMED INC., Seongnam-si (KR)
Filed on May 9, 2022, as Appl. No. 17/739,591.
Application 17/739,591 is a division of application No. 16/850,298, filed on Apr. 16, 2020, granted, now 11,344,381.
Application 16/850,298 is a continuation in part of application No. 15/551,651, granted, now 10,722,315, issued on Jul. 28, 2020, previously published as PCT/KR2016/001582, filed on Feb. 17, 2016.
Claims priority of application No. 10-2015-0024304 (KR), filed on Feb. 17, 2015.
Prior Publication US 2022/0273381 A1, Sep. 1, 2022
This patent is subject to a terminal disclaimer.
Int. Cl. A61B 17/29 (2006.01); A61B 34/00 (2016.01); A61B 17/00 (2006.01)
CPC A61B 34/71 (2016.02) [A61B 17/00234 (2013.01); A61B 17/2909 (2013.01); A61B 2017/00323 (2013.01); A61B 2017/00424 (2013.01); A61B 2017/00438 (2013.01); A61B 2017/00477 (2013.01); A61B 2017/00738 (2013.01); A61B 2017/2904 (2013.01); A61B 2017/2911 (2013.01); A61B 2017/2923 (2013.01); A61B 2017/2944 (2013.01)] 20 Claims
OG exemplary drawing
 
1. An instrument for surgery comprising:
an end tool comprising at least one jaw, and an end tool jaw pulley coupled to the at least one jaw and configured to rotate around a jaw rotation shaft, the end tool configured to rotate in at least one directions;
a manipulation part configured to control rotation of the end tool in the at least one direction, the manipulation part comprising
a yaw manipulation part configured to control a yaw motion of the end tool, the yaw manipulation part comprising a manipulation part yaw pulley configured to rotate around a yaw rotation shaft;
a power transmission part connected to the manipulation part, the power transmission part comprising at least one jaw wire configured to transmit rotation of the manipulation part to the at least one jaw; and
a connecting part extending in a first direction (X axis), the connecting part being coupled to the end tool at an end portion thereof and coupled to the manipulation part at another end portion thereof so as to connect the manipulation part to the end tool,
wherein the end tool jaw pulley and the manipulation part yaw pulley have different diameters.