| http://www.w3.org/ns/prov#value | - If desired, a pressurizing gas such as carbon dioxide can be selectively pumped through cannula 6 via stopcock 22 to insufflate the surgical site. [0021] As shown in FIG. 4, an instrument 60, such as a linear stapler, grasper, clip applier, scope etc., can then be inserted through aperture 34 into sleeve assembly 4 to perform a procedure at the surgical site.
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