| 摘要 |
A surgical access device includes a frame defining an aperture, first and second support members mounted on the frame, and first and second retractor blades releasably coupled with the first and second support members, respectively. The first and second retractor blades each include a distal portion defining a recess having an arcuate profile, wherein the first and second retractor blades are movable between a close cooperative position and a spaced apart position with respect to each other. |
