US 11,786,110 B2
Elevator and endoscope
Yoshitsugu Hosogoe, Tokyo (JP); and Keiichi Saito, Tokyo (JP)
Assigned to HOYA CORPORATION, Tokyo (JP)
Appl. No. 16/326,147
Filed by HOYA CORPORATION, Tokyo (JP)
PCT Filed Oct. 13, 2017, PCT No. PCT/JP2017/037111
§ 371(c)(1), (2) Date Feb. 15, 2019,
PCT Pub. No. WO2018/070509, PCT Pub. Date Apr. 19, 2018.
Claims priority of application No. 2016-202919 (JP), filed on Oct. 14, 2016.
Prior Publication US 2021/0275002 A1, Sep. 9, 2021
Int. Cl. A61B 1/00 (2006.01); A61B 1/018 (2006.01)
CPC A61B 1/00137 (2013.01) [A61B 1/00089 (2013.01); A61B 1/00098 (2013.01); A61B 1/00101 (2013.01); A61B 1/018 (2013.01)] 15 Claims
OG exemplary drawing
 
1. An elevator attachable to and detachable from an endoscope having a pivotable lever provided at a distal end of an insertion part of the endoscope, the elevator including a first elevating part, a second elevating part, a lever connection part, a plate-like part and an elevator shaft that are integrally formed with one another,
the first elevating part having a recess at one surface thereof,
the second elevating part protruding from an edge of the first elevating part,
the lever connection part located at the second elevating part and configured as a U-shaped groove having an opening at an end of the second elevating part opposite to the first elevating part,
the lever connection part being configured to engage with the lever,
the plate-like part having no bore and covering one side of the lever connection part,
the plate-like part further comprising a cylindrical surface that is substantially coaxial with the elevator shaft, and
the elevator shaft protruding from the plate-like part to the opposite side of the lever connection part.