US 12,232,727 B2
Articulating endoscopic cutter stapler and universal assembly for stapling
Zide Liu, Jiangsu (CN); Lin Zhang, Jiangsu (CN); Zixian Liu, Jiangsu (CN); Shitao Ma, Jiangsu (CN); and Qin Zhang, Jiangsu (CN)
Appl. No. 17/796,190
Filed by Suzhou Meidong Huicheng Precision Components Co., Ltd., Jiangsu (CN)
PCT Filed Nov. 9, 2021, PCT No. PCT/CN2021/129621
§ 371(c)(1), (2) Date Jul. 28, 2022,
PCT Pub. No. WO2023/065420, PCT Pub. Date Apr. 27, 2023.
Claims priority of application No. 202111236641.3 (CN), filed on Oct. 23, 2021.
Prior Publication US 2024/0180553 A1, Jun. 6, 2024
Int. Cl. A61B 17/072 (2006.01); A61B 17/295 (2006.01); A61B 17/00 (2006.01)
CPC A61B 17/07207 (2013.01) [A61B 17/295 (2013.01); A61B 2017/00353 (2013.01); A61B 2017/00367 (2013.01); A61B 2017/07271 (2013.01); A61B 2017/07285 (2013.01)] 8 Claims
OG exemplary drawing
 
1. An articulating endoscopic cutter stapler and universal assembly for stapling, comprising a stapler body, wherein a surface of the stapler body is slidably connected with a reset ring, the surface of the stapler body is equipped with a slot, a surface of the reset ring is provided with a sliding pin which is placed into the slot, a safety pin is arranged at one end of the surface of the stapler body, a connector is fixedly connected with one end of the stapler body, a surface of the connector is provided with a removal fastener, an endoscopic duct is installed inside the connector, a turning handle is installed in a penetrating manner inside the stapler body, one end of the turning handle is in a transmission connection with the endoscopic duct, a fixing handle is fixedly connected with a bottom of the stapler body, a rotating shaft is provided inside the staple body, a closing handle is fixedly connected to the bottom surface of the rotating shaft, one end of the closing handle penetrates to the surface of the stapler body, the closing handle is installed inside the stapler body, a connecting rod is fixedly connected with a surface of the closing handle, a control assembly is fixedly connected with one end of the connecting rod far away from the closing handle, a compression bar is fixedly connected with a top surface of the rotating shaft, a push rod is installed inside the endoscopic duct and fitted with the compression bar, a slide carriage is installed inside the endoscopic duct, adjustable springs are installed on surfaces at both ends of the slide carriage, sliding blocks are fixedly connected with the ends of the adjustable springs far away from the slide carriage, bottoms of the sliding blocks are connected with the surface of the slide carriage in a sliding manner while tops thereof are fixedly connected with the push rod, an installation tubing is installed at one end of the endoscopic duct, a turning connector plate is fixedly connected with a surface at one end of the installation tubing, a cartridge ejector is installed at the one end of the installation tubing, one end of the cartridge ejector is connected rotatably with the turning connector plate, an adjusting panel is arranged on the surface of the connector in a penetrating manner and fitted with the cartridge ejector, an ejector plate fitted with the push rod is connected in a sliding manner inside the cartridge ejector, racks are formed on a surface of the ejector plate, a runner is installed inside the cartridge ejector, a surface of the runner is engaged with surfaces of the racks, an anvil assembly is fixedly connected with the surface of the runner, and a cartridge is installed inside the cartridge ejector.