Patent · US Active

Variable surgical access device

US8328761B2 · kind B2 · utility

273Cited by

102References

32Claims

0Family size

Assignee

Ethicon Endo-Surgery, Inc. · US

Inventors

Christopher W. Widenhouse · Clarksville, US
Frederick E. Shelton, IV · Hillsboro, US
Michael S. Cropper · Edgewood, US
Mark Tsonton · Loveland, US
Robert P. Gill · Mason, US
James W. Voegele · Cincinnati, US
Michael A. Murray · Bellevue, US
Christopher J. Hess · Cincinnati, US
William B. Weisenburgh, II · Maineville, US

Key dates

Filing date	Sep 30, 2008
Grant date	Dec 11, 2012
Priority date	—
Expiry date	Sep 22, 2030

Classification

Technology area (CPC A)Human Necessities
CPC primaryA61B2017/3466
WIPO fieldMedical technology
WIPO sectorInstruments

Abstract

Various devices are provided for allowing multiple surgical instruments to be inserted through a single surgical access device at variable angles of insertion, allowing for ease of manipulation within a patient's body while maintaining insufflation. Safety shields and release mechanisms are also provided for use with various surgical access devices.

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