| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a thoracic access port relating to an access device for minimally invasive surgery. <P>SOLUTION: A surgical access assembly for positioning within an opening in tissue includes: a body including first and second body members, each body member including opposed side and an outer side, the first and second body members coupled to one another by a connector, the first and second body members moveable with respect to one another between an approximated position and a spread position wherein the opposed sides of the body members are flexed outwardly so as to be apart from one another to define a passageway between the opposed sides; and a flexible membrane coupled to the first and second body members and extending therefrom such that translating the flexible membrane radially outwardly moves the body members from the approximated position to the spread position. <P>COPYRIGHT: (C)2011,JPO&INPIT |
