Patent · US Active

Cartridge assembly for a surgical stapling device

US9138226B2 · kind B2 · utility

1,088Cited by

260References

8Claims

0Family size

Assignee

Covidien LP · US

Inventors

David C. Racenet · North Haven, US
Philip Roy · Lafayette, US
John W. Beardsley · Wallingford, US
Lee Ann Olson · Wallingford, US
Ralph Stearns · Bozrah, US
Clifford L. Emmons · Oakville, US

Key dates

Filing date	Sep 26, 2011
Grant date	Sep 22, 2015
Priority date	—
Expiry date	Dec 23, 2033

Classification

Technology area (CPC A)Human Necessities
CPC primaryA61B2017/320052
WIPO fieldMedical technology
WIPO sectorInstruments

Abstract

A staple cartridge assembly comprising a cartridge housing, a plurality of staples, a plurality of staple pushers, and an actuation sled is disclosed. Each staple pusher includes a first base portion, and a second base portion laterally and longitudinally spaced from one another. The actuation sled disposed in the cartridge housing and is longitudinally translatable therethrough to move the staple pushers. The actuation sled includes at least a first cam wedge and a second cam wedge arranged to engage the first base portion and the second base portion of the pushers. The first cam wedge is laterally and longitudinally spaced apart from the second cam wedge.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.