US 12,336,778 B2
Surgical tool
Koki Shindo, Tokyo (JP)
Assigned to RIVERFIELD INC., Tokyo (JP)
Appl. No. 17/438,205
Filed by RIVERFIELD INC., Tokyo (JP)
PCT Filed Mar. 10, 2020, PCT No. PCT/JP2020/010395
§ 371(c)(1), (2) Date Sep. 10, 2021,
PCT Pub. No. WO2020/184589, PCT Pub. Date Sep. 17, 2020.
Claims priority of application No. 2019-045601 (JP), filed on Mar. 13, 2019.
Prior Publication US 2022/0211456 A1, Jul. 7, 2022
Int. Cl. A61B 34/37 (2016.01); A61B 17/00 (2006.01); A61B 17/28 (2006.01); A61B 34/00 (2016.01); A61B 34/35 (2016.01); B25J 15/08 (2006.01)
CPC A61B 34/37 (2016.02) [A61B 17/28 (2013.01); A61B 34/35 (2016.02); A61B 34/71 (2016.02); B25J 15/08 (2013.01); A61B 2017/00367 (2013.01); A61B 2017/00477 (2013.01); A61B 2034/715 (2016.02)] 20 Claims
OG exemplary drawing
 
8. A surgical tool comprising:
a housing comprising a first portion and a second portion configured to be coupled together;
a drive element that is arranged between the first portion and the second portion of the housing and receives a driving force;
a wire, a portion of which is arranged between the first portion and the second portion of the housing and is connected to the drive element and to a forceps;
a pulley that is arranged between the first portion and the second portion of the housing to be movable within the housing with respect to at least one of the drive element and the forceps, the pulley comprising a shaft about which the pulley rotates, the shaft having a first end and a second end, the first end being securable to the first portion of the housing; and
a block that is arranged between the second end of the shaft and the second portion of the housing so that a position of the block is changeable relative to the shaft in an axial direction of the shaft, the block being securable to the second portion of the housing.