Suzhou Touchstone International Medical Science Co.; Ltd.
发明人:
CHEN, Wangdong,SUN, Kezhan
申请号：
ES13866809
公开号：
ES2669734T3
申请日:
2013.12.27
申请国别(地区):
ES
年份:
2018
代理人:
摘要：
An assembly (2) of the circular stapler staple head, comprising: a staple cylinder assembly (3) that includes a staple cylinder (31.31 '), a staple pusher (33.33') disposed within of said staple cylinder (31.31 ') and a staple cartridge (32) fixed at a distal end of said staple cylinder (31.31')； the distal end of said staple cylinder assembly (3) being a surface (320) of the staple cartridge； said staple cylinder (31.31 ') comprising a tubular casing (311), an anti-expansion tube (315) disposed in said casing (311)； said housing (311) being provided with a first cavity (310) to accommodate the tissues to be removed, and a proximal end (311d) of said housing (311) configured to connect with a body (1) of said circular stapler, and a distal end (311c) of said housing (311) that is configured to mount said staple cartridge (32)； wherein, at least one opening (313) communicating with said first cavity (310) is arranged in the side wall of said casing (311) of the staple cylinder (31.31 '), and in which at least a part of said first cavity (310) is exposed from said opening (313)； and an anvil assembly (5) that includes an anvil ring (51) and an anvil shaft (52) that are fixedly connected to each other, said anvil shaft (52) is capable of sliding in said tube (315 ) anti-expansion along a longitudinal direction, characterized in that said staple cylinder further comprises a reinforcement (316) connected between said housing (311) and said anti-expansion tube (315), where a distance from a distal end (315c) of said anti-expansive tube (315) to said surface (320) of the staple cartridge is greater than that of an end (313c) distal of said opening (313) to said surface (320) of the staple cartridge.Un ensamblaje (2) del cabezal de grapas de grapadora circular, que comprende: un ensamblaje (3) de cilindro de grapas que incluye un cilindro (31,31') de grapas , un empujador (33,33') de grapas dispuesto dentro de dicho cilindro (31,31') de grapas y un cartucho (32) de grapas f
