Staple cartridge assembly and medical stapler using the staple cartridge assembly
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United States of America Patent
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Jan 12, 2021
Grant Date -
Nov 30, 2017
app pub date -
Dec 22, 2015
filing date -
Dec 31, 2014
priority date (Note) -
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status (Latency Note)
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Abstract
A staple cartridge assembly comprises a staple cartridge, an anvil and a cutter, wherein the cutter comprises a first end and a second end; the staple cartridge assembly also comprises a rotation shaft and an auxiliary closing member which is connected with the rotation shaft; the staple cartridge assembly is also provided with a driving component capable of driving the rotation shaft to rotate; the driving component drives the rotation shaft to drive the auxiliary closing member to move in the process in which the staple cartridge assembly is converted from an original status to a closed status; when at least the staple cartridge assembly is in the closed status, one end surface of the auxiliary closing member abuts against the anvil to apply a force to the anvil for driving the anvil to be closed towards the staple cartridge.
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