Patent · US Active

Surgical stapling device

US7891534B2 · kind B2 · utility

366Cited by

179References

7Claims

0Family size

Assignee

Tyco Healthcare Group LP · US

Inventors

Thomas Wenchell · Durham, US
Stanislaw Marczyk · Stratford, US
Kenneth H. Whitfield · North Haven, US
Roman Czernik · Trumbull, US
Henry E. Holsten · Wolcott, US
Frank C. Maffei · Shelton, US

Key dates

Filing date	Jul 9, 2009
Grant date	Feb 22, 2011
Priority date	—
Expiry date	Jul 9, 2029

Classification

Technology area (CPC A)Human Necessities
CPC primaryA61B2090/0808
WIPO fieldMedical technology
WIPO sectorInstruments

Abstract

A surgical stapling device for sequentially applying linear rows of surgical fasteners to body tissue and simultaneously incising tissue is provided. The surgical stapling device includes an elongated body portion, a tool assembly pivotally mounted about a pivot axis to the body portion, a flexible drive assembly, and a support member that is positioned on opposite sides of the pivot axis The drive assembly is slidably positioned adjacent the support member The support member inhibits outward buckling of the drive assembly during actuation of the device especially when the tool assembly is articulated.

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