Surgical access devices and methods of minimally invasive surgery
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United States of America Patent
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Jul 19, 2011
Grant Date -
Jul 5, 2007
app pub date -
Jan 4, 2006
filing date -
Jan 4, 2006
priority date (Note) -
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Abstract
A surgical access device includes a proximal frame of fixed construction and a plurality of tissue engaging blades connected to the frame. The plurality of tissue engaging blades may include a first blade that is rotatable, independent of other blades, about an axis that is oriented approximately parallel to a plane defined by the proximal frame.
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