Rebecca Ann Wilkins,Thomas John Hector Copeland,Trevor Beckett,Cormac OPrey,Daniel Brady,Wai Ting Chan,Daniel Leonard Fuller,Christopher John Silk
申请号：
US13297743
公开号：
US20120143008A1
申请日:
2011.11.16
申请国别(地区):
US
年份:
2012
代理人:
摘要：
A surgical access assembly for positioning within an opening in tissue including an outer frame positionable outside a patient and defining an opening therein dimensioned to receive a surgical instrument therethrough. The outer frame includes a first portion, a second portion and a locking portion. An inner member is positionable within a patient and a flexible member extends between the inner member and outer frame and is spreadable by actuation of the outer frame.
