Surgical instrument
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United States of America Patent
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Mar 20, 2018
Issued Date -
N/A
app pub date -
May 4, 2015
filing date -
Mar 14, 2011
priority date (Note) -
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status (Latency Note)
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Abstract
An end effector for stapling and cutting tissue is disclosed. The end effector comprises a housing, staples removably stored in the housing, a cutting portion configured to cut the tissue, and a collapsible ring. The ring is deployable between a first configuration and a second configuration to engage the tissue. The end effector further comprises an actuator configured to deploy the ring between the first configuration and the second configuration and pull the tissue within the cutting portion after the ring has been engaged with the tissue.
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