US 11,957,360 B2
Ligation device, applicator, and connection method
Kensuke Uesaka, Hino (JP); and Shinya Ansai, Koganei (JP)
Assigned to OLYMPUS CORPORATION, Tokyo (JP)
Filed by OLYMPUS CORPORATION, Hachioji (JP)
Filed on Jun. 24, 2021, as Appl. No. 17/357,420.
Application 17/357,420 is a continuation of application No. PCT/JP2018/047463, filed on Dec. 25, 2018.
Prior Publication US 2021/0315584 A1, Oct. 14, 2021
Int. Cl. A61B 17/128 (2006.01)
CPC A61B 17/1285 (2013.01) 14 Claims
OG exemplary drawing
 
1. A ligation device comprising:
a clip unit including a first link; and
an applicator, that includes:
a sheath;
an operation wire inserted into the sheath and configured to operate the clip unit,
a second link provided on the operation wire and being configured to move between a protrusion position and an accommodation position,
the protrusion position being when the second link is connected to the first link and the second link protrudes from the sheath,
the accommodation position being when the second link is restricted from releasing the first link and the second link is accommodated in the sheath;
a slider connected to the operation wire and configured to move in a first direction with a first operation; and
a limiter including a switch member configured to move in a second direction that intersects the first direction with a second operation,
wherein the limiter is configured to limit movement of the slider when the second operation is not performed, and configured to release the limited movement of the slider with the second operation and to allow the second link to move toward the protrusion position.