US 12,343,017 B2
Disassembly-and-assembly-free flushable clamp applier
Lei Shi, Hangzhou (CN); Weijian Dai, Hangzhou (CN); and Yanli Ma, Hangzhou (CN)
Assigned to HANGZHOU SUNSTONE TECHNOLOGY CO., LTD., Hangzhou (CN)
Filed by HANGZHOU SUNSTONE TECHNOLOGY CO., LTD., Hangzhou (CN)
Filed on Jun. 28, 2021, as Appl. No. 17/304,919.
Application 17/304,919 is a continuation of application No. PCT/CN2019/118744, filed on Nov. 15, 2019.
Claims priority of application No. 201811634459.1 (CN), filed on Dec. 29, 2018.
Prior Publication US 2021/0322021 A1, Oct. 21, 2021
Int. Cl. A61B 17/128 (2006.01); A61B 17/122 (2006.01); A61B 17/00 (2006.01)
CPC A61B 17/128 (2013.01) [A61B 17/122 (2013.01); A61B 2017/00367 (2013.01)] 8 Claims
OG exemplary drawing
 
1. A disassembly-free and flushable clip applier connected with a ligating clip and used for auxiliary application of the ligating clip, comprising:
a fixing handle and a triggering handle, the fixing handle being hinged with the triggering handle;
a cavity tube, the cavity tube is hollow, a front end of the cavity tube being provided with a mounting head, the mounting head being configured for detachably connecting the ligating clip, a diameter of a tail end of the cavity tube being larger than a diameter of the front end of the cavity tube, the tail end of the cavity tube with a larger diameter then the front end of the cavity tube is directly sleeved on the fixing handle to cooperate with the fixing handle, realizing a 360° rotation and an axial limit and facilitating cleaning;
a turning mechanism sleeved at the tail end of the cavity tube and rotatably connected with the fixing handle through a rolling ball, the turning mechanism being provided with a flushing valve, the flushing valve being communicated with the cavity tube for flushing; and
a thimble axially infixed into the cavity tube and reciprocating along an axial direction of the cavity tube, the thimble comprising a tip and a tail, the tail being connected with the triggering handle and the tip being configured for pushing the ligating clip mounted on the mounting head of the cavity tube to move;
wherein a first cavity and a second cavity are both provided in the fixing handle for facilitating cleaning, the first cavity being communicated with the second cavity, the triggering handle being arranged in the first cavity and hinged with the fixing handle through a joint screw; and
the second cavity being communicated with the cavity tube for resetting the thimble;
wherein the tail end of the second cavity being connected with a back cover, the disassembly-free and flushable clip applier further comprises a protective cover, and the protective cover is detachably arranged on the flushing valve, and the first cavity, the second cavity and the cavity tube are all communicated to facilitate flushing;
wherein the protective cover is made of silica gel;
wherein an interior of the cavity tube can be cleaned only by opening the protective cover during flushing and disassembly and reassembly are not needed during flushing.